From bc8f5a610c35bd00c9f4f7ac191fc5f7580618d0 Mon Sep 17 00:00:00 2001
From: "Brian Fraser fraserb@gmail.com" <>
Date: Mon, 11 Jun 2012 17:51:43 -0300
Subject: [PATCH] Change TMPDIR to PT_TMPDIR

---
 bin/pt-ioprofile                   |  45 +++--
 bin/pt-mext                        |  15 +-
 bin/pt-mysql-summary               |  35 ++--
 bin/pt-pmp                         |  19 +-
 bin/pt-sift                        |  35 ++--
 bin/pt-stalk                       |  23 ++-
 bin/pt-summary                     |  53 +++--
 lib/bash/collect_mysql_info.sh     |   4 +-
 lib/bash/collect_system_info.sh    |  10 +-
 lib/bash/parse_options.sh          |  14 +-
 lib/bash/report_mysql_info.sh      |   4 +-
 lib/bash/report_system_info.sh     |  22 +--
 lib/bash/summary_common.sh         |   6 +-
 lib/bash/tmpdir.sh                 |  22 +--
 t/lib/bash/alt_cmds.sh             |   4 +-
 t/lib/bash/collect.sh              |  22 +--
 t/lib/bash/collect_mysql_info.sh   |  66 +++----
 t/lib/bash/collect_system_info.sh  | 136 ++++++-------
 t/lib/bash/daemon.sh               |  18 +-
 t/lib/bash/log_warn_die.sh         |  16 +-
 t/lib/bash/parse_options.sh        |   4 +-
 t/lib/bash/report_mysql_info.sh    | 188 +++++++++---------
 t/lib/bash/report_system_info.sh   | 302 ++++++++++++++---------------
 t/lib/bash/safeguards.sh           |  24 +--
 t/lib/bash/summary_common.sh       |   4 +-
 t/lib/bash/tmpdir.sh               |  16 +-
 t/pt-ioprofile/summarize_strace.sh |  10 +-
 t/pt-ioprofile/tabulate_strace.sh  |  10 +-
 t/pt-pmp/aggregate_stacktrace.sh   |  38 ++--
 util/test-bash-functions           |  18 +-
 30 files changed, 588 insertions(+), 595 deletions(-)

diff --git a/bin/pt-ioprofile b/bin/pt-ioprofile
index 04e1f8b4..8b925ab2 100755
--- a/bin/pt-ioprofile
+++ b/bin/pt-ioprofile
@@ -153,7 +153,7 @@ parse_options() {
    OPT_ERRS=0
    OPT_VERSION=""
    OPT_HELP=""
-   PO_DIR="$TMPDIR/po"
+   PO_DIR="$PT_TMPDIR/po"
 
    if [ ! -d "$PO_DIR" ]; then
       mkdir "$PO_DIR"
@@ -357,10 +357,10 @@ _parse_command_line() {
             opt="$(echo $opt | awk -F= '{print $1}')"
          fi
 
-         if [ -f "$TMPDIR/po/$opt" ]; then
-            spec="$TMPDIR/po/$opt"
+         if [ -f "$PT_TMPDIR/po/$opt" ]; then
+            spec="$PT_TMPDIR/po/$opt"
          else
-            spec=$(grep "^short form:-$opt\$" "$TMPDIR"/po/* | cut -d ':' -f 1)
+            spec=$(grep "^short form:-$opt\$" "$PT_TMPDIR"/po/* | cut -d ':' -f 1)
             if [ -z "$spec"  ]; then
                option_error "Unknown option: $real_opt"
                continue
@@ -430,7 +430,7 @@ size_to_bytes() {
 
 set -u
 
-TMPDIR=""
+PT_TMPDIR=""
 
 mk_tmpdir() {
    local dir="${1:-""}"
@@ -439,21 +439,20 @@ mk_tmpdir() {
       if [ ! -d "$dir" ]; then
          mkdir "$dir" || die "Cannot make tmpdir $dir"
       fi
-      TMPDIR="$dir"
+      PT_TMPDIR="$dir"
    else
       local tool="${0##*/}"
       local pid="$$"
-      local x="$TMPDIR"
-      TMPDIR=`TMPDIR="$x" mktemp -d -t "${tool}.${pid}.XXXXXX"` \
+      PT_TMPDIR=`mktemp -d -t "${tool}.${pid}.XXXXXX"` \
          || die "Cannot make secure tmpdir"
    fi
 }
 
 rm_tmpdir() {
-   if [ -n "$TMPDIR" ] && [ -d "$TMPDIR" ]; then
-      rm -rf "$TMPDIR"
+   if [ -n "$PT_TMPDIR" ] && [ -d "$PT_TMPDIR" ]; then
+      rm -rf "$PT_TMPDIR"
    fi
-   TMPDIR=""
+   PT_TMPDIR=""
 }
 
 # ###########################################################################
@@ -520,7 +519,7 @@ TOOL="pt-ioprofile"
 # pid function fd_no size timing filename
 # The arguments are the files to summarize.
 tabulate_strace() {
-   cat > $TMPDIR/tabulate_strace.awk <<EOF
+   cat > $PT_TMPDIR/tabulate_strace.awk <<EOF
    BEGIN {
       # These are function names, or partial function names, that we care about.
       # Later we will ignore any function whose name doesn't look like these.
@@ -617,7 +616,7 @@ tabulate_strace() {
       }
    }
 EOF
-   awk -f $TMPDIR/tabulate_strace.awk "$@"
+   awk -f $PT_TMPDIR/tabulate_strace.awk "$@"
 }
 
 # Takes as input the output from tabulate_strace.  Arguments are just a subset
@@ -629,7 +628,7 @@ summarize_strace() {
    local group_by="$3"
    local file="$4"
 
-   cat > "$TMPDIR/summarize_strace.awk" <<EOF
+   cat > "$PT_TMPDIR/summarize_strace.awk" <<EOF
    BEGIN {
       # These are function names, or partial function names, that we care about.
       # Later we will ignore any function whose name doesn't look like these.
@@ -740,25 +739,25 @@ summarize_strace() {
    }
 EOF
 
-   awk -f $TMPDIR/summarize_strace.awk "$file" > $TMPDIR/summarized_samples
+   awk -f $PT_TMPDIR/summarize_strace.awk "$file" > $PT_TMPDIR/summarized_samples
    if [ "$group_by" != "all" ]; then
-      head -n1 $TMPDIR/summarized_samples
-      tail -n +2 $TMPDIR/summarized_samples | sort -rn -k1
+      head -n1 $PT_TMPDIR/summarized_samples
+      tail -n +2 $PT_TMPDIR/summarized_samples | sort -rn -k1
    else
-      grep TOTAL $TMPDIR/summarized_samples
-      grep -v TOTAL $TMPDIR/summarized_samples | sort -rn -k1
+      grep TOTAL $PT_TMPDIR/summarized_samples
+      grep -v TOTAL $PT_TMPDIR/summarized_samples | sort -rn -k1
    fi
 }
 
 main() {
    if [ $# -gt 0 ]; then
       # Summarize the files the user passed in.
-      tabulate_strace "$@" > $TMPDIR/tabulated_samples
+      tabulate_strace "$@" > $PT_TMPDIR/tabulated_samples
    else
       # There's no file to analyze, so we'll make one.
       if which strace > /dev/null 2>&1; then
 
-         local samples=${OPT_SAVE_SAMPLES:-"$TMPDIR/samples"}
+         local samples=${OPT_SAVE_SAMPLES:-"$PT_TMPDIR/samples"}
 
          # Get the PID of the process to profile, unless the user
          # gave us it explicitly with --profile-pid.
@@ -808,7 +807,7 @@ main() {
             kill -s 18 $proc_pid
 
             # Summarize the output we just generated.
-            tabulate_strace "$samples" > $TMPDIR/tabulated_samples
+            tabulate_strace "$samples" > $PT_TMPDIR/tabulated_samples
          else
             echo "Cannot determine PID of $OPT_PROFILE_PROCESS process" >&2
             exit 1
@@ -823,7 +822,7 @@ main() {
       $OPT_AGGREGATE \
       $OPT_CELL      \
       $OPT_GROUP_BY  \
-      "$TMPDIR/tabulated_samples"
+      "$PT_TMPDIR/tabulated_samples"
 }
 
 # Execute the program if it was not included from another file.
diff --git a/bin/pt-mext b/bin/pt-mext
index 2c9ce515..32eb2abb 100755
--- a/bin/pt-mext
+++ b/bin/pt-mext
@@ -29,7 +29,7 @@ fi
 
 set -u
 
-TMPDIR=""
+PT_TMPDIR=""
 
 mk_tmpdir() {
    local dir="${1:-""}"
@@ -38,21 +38,20 @@ mk_tmpdir() {
       if [ ! -d "$dir" ]; then
          mkdir "$dir" || die "Cannot make tmpdir $dir"
       fi
-      TMPDIR="$dir"
+      PT_TMPDIR="$dir"
    else
       local tool="${0##*/}"
       local pid="$$"
-      local x="$TMPDIR"
-      TMPDIR=`TMPDIR="$x" mktemp -d -t "${tool}.${pid}.XXXXXX"` \
+      PT_TMPDIR=`mktemp -d -t "${tool}.${pid}.XXXXXX"` \
          || die "Cannot make secure tmpdir"
    fi
 }
 
 rm_tmpdir() {
-   if [ -n "$TMPDIR" ] && [ -d "$TMPDIR" ]; then
-      rm -rf "$TMPDIR"
+   if [ -n "$PT_TMPDIR" ] && [ -d "$PT_TMPDIR" ]; then
+      rm -rf "$PT_TMPDIR"
    fi
-   TMPDIR=""
+   PT_TMPDIR=""
 }
 
 # ###########################################################################
@@ -61,7 +60,7 @@ rm_tmpdir() {
 
 mk_tmpdir
 
-FILE="$TMPDIR/mext_temp_file";
+FILE="$PT_TMPDIR/mext_temp_file";
 NUM=0;
 REL=0;
 
diff --git a/bin/pt-mysql-summary b/bin/pt-mysql-summary
index 577a8c4b..ebeee818 100755
--- a/bin/pt-mysql-summary
+++ b/bin/pt-mysql-summary
@@ -155,7 +155,7 @@ parse_options() {
    OPT_ERRS=0
    OPT_VERSION=""
    OPT_HELP=""
-   PO_DIR="$TMPDIR/po"
+   PO_DIR="$PT_TMPDIR/po"
 
    if [ ! -d "$PO_DIR" ]; then
       mkdir "$PO_DIR"
@@ -359,10 +359,10 @@ _parse_command_line() {
             opt="$(echo $opt | awk -F= '{print $1}')"
          fi
 
-         if [ -f "$TMPDIR/po/$opt" ]; then
-            spec="$TMPDIR/po/$opt"
+         if [ -f "$PT_TMPDIR/po/$opt" ]; then
+            spec="$PT_TMPDIR/po/$opt"
          else
-            spec=$(grep "^short form:-$opt\$" "$TMPDIR"/po/* | cut -d ':' -f 1)
+            spec=$(grep "^short form:-$opt\$" "$PT_TMPDIR"/po/* | cut -d ':' -f 1)
             if [ -z "$spec"  ]; then
                option_error "Unknown option: $real_opt"
                continue
@@ -432,7 +432,7 @@ size_to_bytes() {
 
 set -u
 
-TMPDIR=""
+PT_TMPDIR=""
 
 mk_tmpdir() {
    local dir="${1:-""}"
@@ -441,21 +441,20 @@ mk_tmpdir() {
       if [ ! -d "$dir" ]; then
          mkdir "$dir" || die "Cannot make tmpdir $dir"
       fi
-      TMPDIR="$dir"
+      PT_TMPDIR="$dir"
    else
       local tool="${0##*/}"
       local pid="$$"
-      local x="$TMPDIR"
-      TMPDIR=`TMPDIR="$x" mktemp -d -t "${tool}.${pid}.XXXXXX"` \
+      PT_TMPDIR=`mktemp -d -t "${tool}.${pid}.XXXXXX"` \
          || die "Cannot make secure tmpdir"
    fi
 }
 
 rm_tmpdir() {
-   if [ -n "$TMPDIR" ] && [ -d "$TMPDIR" ]; then
-      rm -rf "$TMPDIR"
+   if [ -n "$PT_TMPDIR" ] && [ -d "$PT_TMPDIR" ]; then
+      rm -rf "$PT_TMPDIR"
    fi
-   TMPDIR=""
+   PT_TMPDIR=""
 }
 
 # ###########################################################################
@@ -624,7 +623,7 @@ get_nice_of_pid () {
    if [ -n "${niceness}" ]; then
       echo $niceness
    else
-      local tmpfile="$TMPDIR/nice_through_c.tmp.c"
+      local tmpfile="$PT_TMPDIR/nice_through_c.tmp.c"
       _d "Getting the niceness from ps failed, somehow. We are about to try this:"
       cat <<EOC > "$tmpfile"
 
@@ -706,8 +705,8 @@ setup_data_dir () {
    local existing_dir="$1"
    local data_dir=""
    if [ -z "$existing_dir" ]; then
-      mkdir "$TMPDIR/data" || die "Cannot mkdir $TMPDIR/data"
-      data_dir="$TMPDIR/data"
+      mkdir "$PT_TMPDIR/data" || die "Cannot mkdir $PT_TMPDIR/data"
+      data_dir="$PT_TMPDIR/data"
    else
       if [ ! -d "$existing_dir" ]; then
          mkdir "$existing_dir" || die "Cannot mkdir $existing_dir"
@@ -837,8 +836,8 @@ collect_master_logs_status () {
 
 collect_mysql_deferred_status () {
    local status_file="$1"
-   collect_mysql_status > "$TMPDIR/defer_gatherer"
-   join "$status_file" "$TMPDIR/defer_gatherer"
+   collect_mysql_status > "$PT_TMPDIR/defer_gatherer"
+   join "$status_file" "$PT_TMPDIR/defer_gatherer"
 }
 
 collect_internal_vars () {
@@ -1388,7 +1387,7 @@ find_max_trx_time() {
 
 find_transation_states () {
    local file="$1"
-   local tmpfile="$TMPDIR/find_transation_states.tmp"
+   local tmpfile="$PT_TMPDIR/find_transation_states.tmp"
 
    [ -e "$file" ] || return
 
@@ -1439,7 +1438,7 @@ format_innodb_status () {
 
 format_overall_db_stats () {
    local file="$1"
-   local tmpfile="$TMPDIR/format_overall_db_stats.tmp"
+   local tmpfile="$PT_TMPDIR/format_overall_db_stats.tmp"
 
    [ -e "$file" ] || return
 
diff --git a/bin/pt-pmp b/bin/pt-pmp
index 783a21b5..7e8a9e16 100755
--- a/bin/pt-pmp
+++ b/bin/pt-pmp
@@ -18,7 +18,7 @@ TOOL="pt-pmp"
 
 set -u
 
-TMPDIR=""
+PT_TMPDIR=""
 
 mk_tmpdir() {
    local dir="${1:-""}"
@@ -27,21 +27,20 @@ mk_tmpdir() {
       if [ ! -d "$dir" ]; then
          mkdir "$dir" || die "Cannot make tmpdir $dir"
       fi
-      TMPDIR="$dir"
+      PT_TMPDIR="$dir"
    else
       local tool="${0##*/}"
       local pid="$$"
-      local x="$TMPDIR"
-      TMPDIR=`TMPDIR="$x" mktemp -d -t "${tool}.${pid}.XXXXXX"` \
+      PT_TMPDIR=`mktemp -d -t "${tool}.${pid}.XXXXXX"` \
          || die "Cannot make secure tmpdir"
    fi
 }
 
 rm_tmpdir() {
-   if [ -n "$TMPDIR" ] && [ -d "$TMPDIR" ]; then
-      rm -rf "$TMPDIR"
+   if [ -n "$PT_TMPDIR" ] && [ -d "$PT_TMPDIR" ]; then
+      rm -rf "$PT_TMPDIR"
    fi
-   TMPDIR=""
+   PT_TMPDIR=""
 }
 
 # ###########################################################################
@@ -200,14 +199,14 @@ main() {
       fi
       date;
       for x in $(seq 1 $OPT_i); do
-         gdb -ex "set pagination 0" -ex "thread apply all bt" -batch -p $OPT_p >> "${OPT_k:-$TMPDIR/percona-toolkit}"
-         date +'TS %N.%s %F %T' >> "${OPT_k:-$TMPDIR/percona-toolkit}"
+         gdb -ex "set pagination 0" -ex "thread apply all bt" -batch -p $OPT_p >> "${OPT_k:-$PT_TMPDIR/percona-toolkit}"
+         date +'TS %N.%s %F %T' >> "${OPT_k:-$PT_TMPDIR/percona-toolkit}"
          sleep $OPT_s
       done
    fi
 
    if [ $# -eq 0 ]; then
-      aggregate_stacktrace "${OPT_l}" "${OPT_k:-$TMPDIR/percona-toolkit}"
+      aggregate_stacktrace "${OPT_l}" "${OPT_k:-$PT_TMPDIR/percona-toolkit}"
    else
       aggregate_stacktrace "${OPT_l}" "$@"
    fi
diff --git a/bin/pt-sift b/bin/pt-sift
index 86ba7f59..f13786c7 100755
--- a/bin/pt-sift
+++ b/bin/pt-sift
@@ -27,7 +27,7 @@ usage() {
 
 set -u
 
-TMPDIR=""
+PT_TMPDIR=""
 
 mk_tmpdir() {
    local dir="${1:-""}"
@@ -36,21 +36,20 @@ mk_tmpdir() {
       if [ ! -d "$dir" ]; then
          mkdir "$dir" || die "Cannot make tmpdir $dir"
       fi
-      TMPDIR="$dir"
+      PT_TMPDIR="$dir"
    else
       local tool="${0##*/}"
       local pid="$$"
-      local x="$TMPDIR"
-      TMPDIR=`TMPDIR="$x" mktemp -d -t "${tool}.${pid}.XXXXXX"` \
+      PT_TMPDIR=`mktemp -d -t "${tool}.${pid}.XXXXXX"` \
          || die "Cannot make secure tmpdir"
    fi
 }
 
 rm_tmpdir() {
-   if [ -n "$TMPDIR" ] && [ -d "$TMPDIR" ]; then
-      rm -rf "$TMPDIR"
+   if [ -n "$PT_TMPDIR" ] && [ -d "$PT_TMPDIR" ]; then
+      rm -rf "$PT_TMPDIR"
    fi
-   TMPDIR=""
+   PT_TMPDIR=""
 }
 
 # ###########################################################################
@@ -121,17 +120,17 @@ main() {
 
    # We need to generate a list of timestamps, and ask the user to choose one if
    # there is no PREFIX yet.  NOTE: we rely on the "-df" files here.
-   ls "${BASEDIR}" | grep -- '-df$' | cut -d- -f1 | sort > $TMPDIR/pt-sift.prefixes
+   ls "${BASEDIR}" | grep -- '-df$' | cut -d- -f1 | sort > $PT_TMPDIR/pt-sift.prefixes
    if [ -z "${PREFIX}" ]; then
-      if [ "$(grep -c . $TMPDIR/pt-sift.prefixes)" = "1" ]; then
+      if [ "$(grep -c . $PT_TMPDIR/pt-sift.prefixes)" = "1" ]; then
          # If there is only one sample, we use it as the prefix.
-         PREFIX="$(cat $TMPDIR/pt-sift.prefixes)"
+         PREFIX="$(cat $PT_TMPDIR/pt-sift.prefixes)"
       fi
    fi
    if [ -z "${PREFIX}" ]; then
       echo
       i=0
-      cat $TMPDIR/pt-sift.prefixes | while read line; do
+      cat $PT_TMPDIR/pt-sift.prefixes | while read line; do
          i=$(($i + 1))
          echo -n "  $line"
          if [ "${i}" = "3" ]; then
@@ -141,14 +140,14 @@ main() {
       done
       # We might have ended mid-line or we might have printed a newline; print a
       # newline if required to end the list of timestamp prefixes.
-      awk 'BEGIN { i = 0 } { i++ } END { if ( i % 3 != 0 ) { print "" } }' $TMPDIR/pt-sift.prefixes
+      awk 'BEGIN { i = 0 } { i++ } END { if ( i % 3 != 0 ) { print "" } }' $PT_TMPDIR/pt-sift.prefixes
       echo
-      while [ -z "${PREFIX}" -o "$(grep -c "${PREFIX}" $TMPDIR/pt-sift.prefixes)" -ne 1 ]; do
-         DEFAULT="$(tail -1 $TMPDIR/pt-sift.prefixes)"
+      while [ -z "${PREFIX}" -o "$(grep -c "${PREFIX}" $PT_TMPDIR/pt-sift.prefixes)" -ne 1 ]; do
+         DEFAULT="$(tail -1 $PT_TMPDIR/pt-sift.prefixes)"
          read -e -p "Select a timestamp from the list [${DEFAULT}] " ARG
          ARG="${ARG:-${DEFAULT}}"
-         if [ "$(grep -c "${ARG}" $TMPDIR/pt-sift.prefixes)" -eq 1 ]; then
-            PREFIX="$(grep "${ARG}" $TMPDIR/pt-sift.prefixes)"
+         if [ "$(grep -c "${ARG}" $PT_TMPDIR/pt-sift.prefixes)" -eq 1 ]; then
+            PREFIX="$(grep "${ARG}" $PT_TMPDIR/pt-sift.prefixes)"
          fi
       done
    fi
@@ -160,7 +159,7 @@ main() {
       if [ "${ACTION}" != "INVALID" ]; then
          # Print the current host, timestamp and action.  Figure out if we're at
          # the first or last sample, to make it easy to navigate.
-         PAGE="$(awk "/./{i++} /${PREFIX}/{c=i} END{print c, \"of\", i}" $TMPDIR/pt-sift.prefixes)"
+         PAGE="$(awk "/./{i++} /${PREFIX}/{c=i} END{print c, \"of\", i}" $PT_TMPDIR/pt-sift.prefixes)"
          HOST="$(cat "${BASEDIR}/${PREFIX}-hostname" 2>/dev/null)"
          echo -e "======== ${HOST:-unknown} at \033[34m${PREFIX} \033[31m${ACTION}\033[0m (${PAGE}) ========"
       fi
@@ -497,7 +496,7 @@ main() {
                   if ( printed == 0 ) {
                      print \"${PREFIX}\";
                   }
-               }" $TMPDIR/pt-sift.prefixes)"
+               }" $PT_TMPDIR/pt-sift.prefixes)"
             ;;
          1)
             ACTION="DEFAULT"
diff --git a/bin/pt-stalk b/bin/pt-stalk
index c5e2c2a7..46e42a7c 100755
--- a/bin/pt-stalk
+++ b/bin/pt-stalk
@@ -155,7 +155,7 @@ parse_options() {
    OPT_ERRS=0
    OPT_VERSION=""
    OPT_HELP=""
-   PO_DIR="$TMPDIR/po"
+   PO_DIR="$PT_TMPDIR/po"
 
    if [ ! -d "$PO_DIR" ]; then
       mkdir "$PO_DIR"
@@ -359,10 +359,10 @@ _parse_command_line() {
             opt="$(echo $opt | awk -F= '{print $1}')"
          fi
 
-         if [ -f "$TMPDIR/po/$opt" ]; then
-            spec="$TMPDIR/po/$opt"
+         if [ -f "$PT_TMPDIR/po/$opt" ]; then
+            spec="$PT_TMPDIR/po/$opt"
          else
-            spec=$(grep "^short form:-$opt\$" "$TMPDIR"/po/* | cut -d ':' -f 1)
+            spec=$(grep "^short form:-$opt\$" "$PT_TMPDIR"/po/* | cut -d ':' -f 1)
             if [ -z "$spec"  ]; then
                option_error "Unknown option: $real_opt"
                continue
@@ -432,7 +432,7 @@ size_to_bytes() {
 
 set -u
 
-TMPDIR=""
+PT_TMPDIR=""
 
 mk_tmpdir() {
    local dir="${1:-""}"
@@ -441,21 +441,20 @@ mk_tmpdir() {
       if [ ! -d "$dir" ]; then
          mkdir "$dir" || die "Cannot make tmpdir $dir"
       fi
-      TMPDIR="$dir"
+      PT_TMPDIR="$dir"
    else
       local tool="${0##*/}"
       local pid="$$"
-      local x="$TMPDIR"
-      TMPDIR=`TMPDIR="$x" mktemp -d -t "${tool}.${pid}.XXXXXX"` \
+      PT_TMPDIR=`mktemp -d -t "${tool}.${pid}.XXXXXX"` \
          || die "Cannot make secure tmpdir"
    fi
 }
 
 rm_tmpdir() {
-   if [ -n "$TMPDIR" ] && [ -d "$TMPDIR" ]; then
-      rm -rf "$TMPDIR"
+   if [ -n "$PT_TMPDIR" ] && [ -d "$PT_TMPDIR" ]; then
+      rm -rf "$PT_TMPDIR"
    fi
-   TMPDIR=""
+   PT_TMPDIR=""
 }
 
 # ###########################################################################
@@ -980,7 +979,7 @@ trg_status() {
 
 trg_processlist() {
    local var="$1"
-   local tmpfile="$TMPDIR/processlist"
+   local tmpfile="$PT_TMPDIR/processlist"
    mysqladmin $EXT_ARGV processlist                      > "$tmpfile-1"
    grep_processlist "$tmpfile-1" "$var" "$OPT_MATCH" 0 0 > "$tmpfile-2"
    wc -l "$tmpfile-2" | awk '{print $1}'
diff --git a/bin/pt-summary b/bin/pt-summary
index 11504bc7..acbee0b6 100755
--- a/bin/pt-summary
+++ b/bin/pt-summary
@@ -162,7 +162,7 @@ parse_options() {
    OPT_ERRS=0
    OPT_VERSION=""
    OPT_HELP=""
-   PO_DIR="$TMPDIR/po"
+   PO_DIR="$PT_TMPDIR/po"
 
    if [ ! -d "$PO_DIR" ]; then
       mkdir "$PO_DIR"
@@ -366,10 +366,10 @@ _parse_command_line() {
             opt="$(echo $opt | awk -F= '{print $1}')"
          fi
 
-         if [ -f "$TMPDIR/po/$opt" ]; then
-            spec="$TMPDIR/po/$opt"
+         if [ -f "$PT_TMPDIR/po/$opt" ]; then
+            spec="$PT_TMPDIR/po/$opt"
          else
-            spec=$(grep "^short form:-$opt\$" "$TMPDIR"/po/* | cut -d ':' -f 1)
+            spec=$(grep "^short form:-$opt\$" "$PT_TMPDIR"/po/* | cut -d ':' -f 1)
             if [ -z "$spec"  ]; then
                option_error "Unknown option: $real_opt"
                continue
@@ -439,7 +439,7 @@ size_to_bytes() {
 
 set -u
 
-TMPDIR=""
+PT_TMPDIR=""
 
 mk_tmpdir() {
    local dir="${1:-""}"
@@ -448,21 +448,20 @@ mk_tmpdir() {
       if [ ! -d "$dir" ]; then
          mkdir "$dir" || die "Cannot make tmpdir $dir"
       fi
-      TMPDIR="$dir"
+      PT_TMPDIR="$dir"
    else
       local tool="${0##*/}"
       local pid="$$"
-      local x="$TMPDIR"
-      TMPDIR=`TMPDIR="$x" mktemp -d -t "${tool}.${pid}.XXXXXX"` \
+      PT_TMPDIR=`mktemp -d -t "${tool}.${pid}.XXXXXX"` \
          || die "Cannot make secure tmpdir"
    fi
 }
 
 rm_tmpdir() {
-   if [ -n "$TMPDIR" ] && [ -d "$TMPDIR" ]; then
-      rm -rf "$TMPDIR"
+   if [ -n "$PT_TMPDIR" ] && [ -d "$PT_TMPDIR" ]; then
+      rm -rf "$PT_TMPDIR"
    fi
-   TMPDIR=""
+   PT_TMPDIR=""
 }
 
 # ###########################################################################
@@ -539,7 +538,7 @@ get_nice_of_pid () {
    if [ -n "${niceness}" ]; then
       echo $niceness
    else
-      local tmpfile="$TMPDIR/nice_through_c.tmp.c"
+      local tmpfile="$PT_TMPDIR/nice_through_c.tmp.c"
       _d "Getting the niceness from ps failed, somehow. We are about to try this:"
       cat <<EOC > "$tmpfile"
 
@@ -621,8 +620,8 @@ setup_data_dir () {
    local existing_dir="$1"
    local data_dir=""
    if [ -z "$existing_dir" ]; then
-      mkdir "$TMPDIR/data" || die "Cannot mkdir $TMPDIR/data"
-      data_dir="$TMPDIR/data"
+      mkdir "$PT_TMPDIR/data" || die "Cannot mkdir $PT_TMPDIR/data"
+      data_dir="$PT_TMPDIR/data"
    else
       if [ ! -d "$existing_dir" ]; then
          mkdir "$existing_dir" || die "Cannot mkdir $existing_dir"
@@ -894,7 +893,7 @@ network_device_info () {
    local ip_minus_s_file="$1"
 
    if [ "$CMD_ETHTOOL" ]; then
-      local tempfile="$TMPDIR/ethtool_output_temp"
+      local tempfile="$PT_TMPDIR/ethtool_output_temp"
       for device in $( awk '/^[1-9]/{ print $2 }'  "$ip_minus_s_file" \
                         | awk -F: '{print $1}'     \
                         | grep -v '^lo\|^in\|^gr'  \
@@ -997,7 +996,7 @@ find_virtualization () { local PTFUNCNAME=find_virtualization;
    local dmesg_file="$2"
    local lspci_file="$3"
 
-   local tempfile="$TMPDIR/find_virtualziation.tmp"
+   local tempfile="$PT_TMPDIR/find_virtualziation.tmp"
 
    local virt=""
    if [ -s "$dmesg_file" ]; then
@@ -1087,8 +1086,8 @@ mounted_fs_info () { local PTFUNCNAME=mounted_fs_info;
       if [ "${platform}" = "Linux" ]; then
          cmd="df -h -P"
       fi
-      $cmd  | sort > "$TMPDIR/mounted_fs_info.tmp"
-      mount | sort | join "$TMPDIR/mounted_fs_info.tmp" -
+      $cmd  | sort > "$PT_TMPDIR/mounted_fs_info.tmp"
+      mount | sort | join "$PT_TMPDIR/mounted_fs_info.tmp" -
    fi
 }
 
@@ -1096,7 +1095,7 @@ raid_controller () { local PTFUNCNAME=raid_controller;
    local dmesg_file="$1"
    local lspci_file="$2"
 
-   local tempfile="$TMPDIR/raid_controller.tmp"
+   local tempfile="$PT_TMPDIR/raid_controller.tmp"
 
    local controller=""
    if [ -s "$lspci_file" ]; then
@@ -1274,16 +1273,16 @@ parse_proc_cpuinfo () { local PTFUNCNAME=parse_proc_cpuinfo;
    name_val "Processors" "physical = ${physical}, cores = ${cores}, virtual = ${virtual}, hyperthreading = ${htt}"
 
    awk -F: '/cpu MHz/{print $2}' "${file}" \
-      | sort | uniq -c > "$TMPDIR/parse_proc_cpuinfo_cpu.unq"
-   name_val "Speeds" "$(group_concat "$TMPDIR/parse_proc_cpuinfo_cpu.unq")"
+      | sort | uniq -c > "$PT_TMPDIR/parse_proc_cpuinfo_cpu.unq"
+   name_val "Speeds" "$(group_concat "$PT_TMPDIR/parse_proc_cpuinfo_cpu.unq")"
 
    awk -F: '/model name/{print $2}' "${file}" \
-      | sort | uniq -c > "$TMPDIR/parse_proc_cpuinfo_model.unq"
-   name_val "Models" "$(group_concat "$TMPDIR/parse_proc_cpuinfo_model.unq")"
+      | sort | uniq -c > "$PT_TMPDIR/parse_proc_cpuinfo_model.unq"
+   name_val "Models" "$(group_concat "$PT_TMPDIR/parse_proc_cpuinfo_model.unq")"
 
    awk -F: '/cache size/{print $2}' "${file}" \
-      | sort | uniq -c > "$TMPDIR/parse_proc_cpuinfo_cache.unq"
-   name_val "Caches" "$(group_concat "$TMPDIR/parse_proc_cpuinfo_cache.unq")"
+      | sort | uniq -c > "$PT_TMPDIR/parse_proc_cpuinfo_cache.unq"
+   name_val "Caches" "$(group_concat "$PT_TMPDIR/parse_proc_cpuinfo_cache.unq")"
 }
 
 parse_sysctl_cpu_freebsd() { local PTFUNCNAME=parse_sysctl_cpu_freebsd;
@@ -1325,8 +1324,8 @@ parse_psrinfo_cpus() { local PTFUNCNAME=parse_psrinfo_cpus;
       start = index($0, " at ") + 4;
       end   = length($0) - start - 4
       print substr($0, start, end);
-   }' "$file" | sort | uniq -c > "$TMPDIR/parse_psrinfo_cpus.tmp"
-   name_val "Speeds" "$(group_concat "$TMPDIR/parse_psrinfo_cpus.tmp")"
+   }' "$file" | sort | uniq -c > "$PT_TMPDIR/parse_psrinfo_cpus.tmp"
+   name_val "Speeds" "$(group_concat "$PT_TMPDIR/parse_psrinfo_cpus.tmp")"
 }
 
 parse_free_minus_b () { local PTFUNCNAME=parse_free_minus_b;
diff --git a/lib/bash/collect_mysql_info.sh b/lib/bash/collect_mysql_info.sh
index 27b30757..f4dd7337 100644
--- a/lib/bash/collect_mysql_info.sh
+++ b/lib/bash/collect_mysql_info.sh
@@ -126,8 +126,8 @@ collect_master_logs_status () {
 # Somewhat different from the others, this one joins the status we got earlier
 collect_mysql_deferred_status () {
    local status_file="$1"
-   collect_mysql_status > "$TMPDIR/defer_gatherer"
-   join "$status_file" "$TMPDIR/defer_gatherer"
+   collect_mysql_status > "$PT_TMPDIR/defer_gatherer"
+   join "$status_file" "$PT_TMPDIR/defer_gatherer"
 }
 
 collect_internal_vars () {
diff --git a/lib/bash/collect_system_info.sh b/lib/bash/collect_system_info.sh
index 0cf5cd32..726b4e18 100644
--- a/lib/bash/collect_system_info.sh
+++ b/lib/bash/collect_system_info.sh
@@ -183,7 +183,7 @@ network_device_info () {
    local ip_minus_s_file="$1"
 
    if [ "$CMD_ETHTOOL" ]; then
-      local tempfile="$TMPDIR/ethtool_output_temp"
+      local tempfile="$PT_TMPDIR/ethtool_output_temp"
       # For each entry in the ip -s link dump, check if itu starts with a number.
       # If it does, print the second field. Then remove the colon and everything
       # following that. Then skip what are usually interfaces.
@@ -298,7 +298,7 @@ find_virtualization () { local PTFUNCNAME=find_virtualization;
    local dmesg_file="$2"
    local lspci_file="$3"
 
-   local tempfile="$TMPDIR/find_virtualziation.tmp"
+   local tempfile="$PT_TMPDIR/find_virtualziation.tmp"
 
    local virt=""
    if [ -s "$dmesg_file" ]; then
@@ -395,8 +395,8 @@ mounted_fs_info () { local PTFUNCNAME=mounted_fs_info;
       if [ "${platform}" = "Linux" ]; then
          cmd="df -h -P"
       fi
-      $cmd  | sort > "$TMPDIR/mounted_fs_info.tmp"
-      mount | sort | join "$TMPDIR/mounted_fs_info.tmp" -
+      $cmd  | sort > "$PT_TMPDIR/mounted_fs_info.tmp"
+      mount | sort | join "$PT_TMPDIR/mounted_fs_info.tmp" -
    fi
 }
 
@@ -409,7 +409,7 @@ raid_controller () { local PTFUNCNAME=raid_controller;
    local dmesg_file="$1"
    local lspci_file="$2"
 
-   local tempfile="$TMPDIR/raid_controller.tmp"
+   local tempfile="$PT_TMPDIR/raid_controller.tmp"
 
    local controller=""
    if [ -s "$lspci_file" ]; then
diff --git a/lib/bash/parse_options.sh b/lib/bash/parse_options.sh
index 3bb2762f..5ac93665 100644
--- a/lib/bash/parse_options.sh
+++ b/lib/bash/parse_options.sh
@@ -23,7 +23,7 @@
 # global variables for each option.
 
 # XXX
-# GLOBAL $TMPDIR AND $TOOL MUST BE SET BEFORE USING THIS LIB!
+# GLOBAL $PT_TMPDIR AND $TOOL MUST BE SET BEFORE USING THIS LIB!
 # XXX
 
 # Parsing command line options with Bash is easy until we have to dealt
@@ -63,7 +63,7 @@ PO_DIR=""         # Directory with program option spec files
 #   file - Program file with Perl POD which has usage and options.
 #
 # Required Global Variables:
-#   TIMDIR  - Temp directory set by <set_TMPDIR()>.
+#   TIMDIR  - Temp directory set by <set_PT_TMPDIR()>.
 #   TOOL    - Tool's name.
 usage() {
    local file="$1"
@@ -150,7 +150,7 @@ option_error() {
 #   file - Program file with Perl POD options.
 #
 # Required Global Variables:
-#   TIMDIR  - Temp directory set by <set_TMPDIR()>.
+#   TIMDIR  - Temp directory set by <set_PT_TMPDIR()>.
 #
 # Set Global Variables:
 #   This sub decalres a global var for each option by uppercasing the
@@ -169,7 +169,7 @@ parse_options() {
    OPT_ERRS=0
    OPT_VERSION=""
    OPT_HELP=""
-   PO_DIR="$TMPDIR/po"
+   PO_DIR="$PT_TMPDIR/po"
 
    # Ready the directory for the program option (po) spec files.
    if [ ! -d "$PO_DIR" ]; then
@@ -422,10 +422,10 @@ _parse_command_line() {
          fi
 
          # Find the option's spec file.
-         if [ -f "$TMPDIR/po/$opt" ]; then
-            spec="$TMPDIR/po/$opt"
+         if [ -f "$PT_TMPDIR/po/$opt" ]; then
+            spec="$PT_TMPDIR/po/$opt"
          else
-            spec=$(grep "^short form:-$opt\$" "$TMPDIR"/po/* | cut -d ':' -f 1)
+            spec=$(grep "^short form:-$opt\$" "$PT_TMPDIR"/po/* | cut -d ':' -f 1)
             if [ -z "$spec"  ]; then
                option_error "Unknown option: $real_opt"
                continue
diff --git a/lib/bash/report_mysql_info.sh b/lib/bash/report_mysql_info.sh
index 4a869ba1..c939bb9d 100644
--- a/lib/bash/report_mysql_info.sh
+++ b/lib/bash/report_mysql_info.sh
@@ -476,7 +476,7 @@ find_max_trx_time() {
 
 find_transation_states () {
    local file="$1"
-   local tmpfile="$TMPDIR/find_transation_states.tmp"
+   local tmpfile="$PT_TMPDIR/find_transation_states.tmp"
 
    [ -e "$file" ] || return
 
@@ -531,7 +531,7 @@ format_innodb_status () {
 # then there should be multiple databases.
 format_overall_db_stats () {
    local file="$1"
-   local tmpfile="$TMPDIR/format_overall_db_stats.tmp"
+   local tmpfile="$PT_TMPDIR/format_overall_db_stats.tmp"
 
    [ -e "$file" ] || return
 
diff --git a/lib/bash/report_system_info.sh b/lib/bash/report_system_info.sh
index aa60fc62..09b9646c 100644
--- a/lib/bash/report_system_info.sh
+++ b/lib/bash/report_system_info.sh
@@ -55,16 +55,16 @@ parse_proc_cpuinfo () { local PTFUNCNAME=parse_proc_cpuinfo;
    name_val "Processors" "physical = ${physical}, cores = ${cores}, virtual = ${virtual}, hyperthreading = ${htt}"
 
    awk -F: '/cpu MHz/{print $2}' "${file}" \
-      | sort | uniq -c > "$TMPDIR/parse_proc_cpuinfo_cpu.unq"
-   name_val "Speeds" "$(group_concat "$TMPDIR/parse_proc_cpuinfo_cpu.unq")"
+      | sort | uniq -c > "$PT_TMPDIR/parse_proc_cpuinfo_cpu.unq"
+   name_val "Speeds" "$(group_concat "$PT_TMPDIR/parse_proc_cpuinfo_cpu.unq")"
 
    awk -F: '/model name/{print $2}' "${file}" \
-      | sort | uniq -c > "$TMPDIR/parse_proc_cpuinfo_model.unq"
-   name_val "Models" "$(group_concat "$TMPDIR/parse_proc_cpuinfo_model.unq")"
+      | sort | uniq -c > "$PT_TMPDIR/parse_proc_cpuinfo_model.unq"
+   name_val "Models" "$(group_concat "$PT_TMPDIR/parse_proc_cpuinfo_model.unq")"
 
    awk -F: '/cache size/{print $2}' "${file}" \
-      | sort | uniq -c > "$TMPDIR/parse_proc_cpuinfo_cache.unq"
-   name_val "Caches" "$(group_concat "$TMPDIR/parse_proc_cpuinfo_cache.unq")"
+      | sort | uniq -c > "$PT_TMPDIR/parse_proc_cpuinfo_cache.unq"
+   name_val "Caches" "$(group_concat "$PT_TMPDIR/parse_proc_cpuinfo_cache.unq")"
 }
 
 # ##############################################################################
@@ -121,8 +121,8 @@ parse_psrinfo_cpus() { local PTFUNCNAME=parse_psrinfo_cpus;
       start = index($0, " at ") + 4;
       end   = length($0) - start - 4
       print substr($0, start, end);
-   }' "$file" | sort | uniq -c > "$TMPDIR/parse_psrinfo_cpus.tmp"
-   name_val "Speeds" "$(group_concat "$TMPDIR/parse_psrinfo_cpus.tmp")"
+   }' "$file" | sort | uniq -c > "$PT_TMPDIR/parse_psrinfo_cpus.tmp"
+   name_val "Speeds" "$(group_concat "$PT_TMPDIR/parse_psrinfo_cpus.tmp")"
 }
 
 # ##############################################################################
@@ -409,7 +409,7 @@ parse_filesystems () { local PTFUNCNAME=parse_filesystems;
 }
 
 # ##############################################################################
-# Parse the output of fdisk -l, which should be in $TMPDIR/percona-toolkit; there might be
+# Parse the output of fdisk -l, which should be in $PT_TMPDIR/percona-toolkit; there might be
 # multiple fdisk -l outputs in the file.
 # ##############################################################################
 parse_fdisk () { local PTFUNCNAME=parse_fdisk;
@@ -460,7 +460,7 @@ parse_ethernet_controller_lspci () { local PTFUNCNAME=parse_ethernet_controller_
 
 # ##############################################################################
 # Parse the output of "hpacucli ctrl all show config", which should be stored in
-# $TMPDIR/percona-toolkit
+# $PT_TMPDIR/percona-toolkit
 # ##############################################################################
 parse_hpacucli () { local PTFUNCNAME=parse_hpacucli;
    local file="$1"
@@ -469,7 +469,7 @@ parse_hpacucli () { local PTFUNCNAME=parse_hpacucli;
 }
 
 # ##############################################################################
-# Parse the output of arcconf, which should be stored in $TMPDIR/percona-toolkit
+# Parse the output of arcconf, which should be stored in $PT_TMPDIR/percona-toolkit
 # ##############################################################################
 parse_arcconf () { local PTFUNCNAME=parse_arcconf;
    local file="$1"
diff --git a/lib/bash/summary_common.sh b/lib/bash/summary_common.sh
index fa7fd88d..d6c7399b 100644
--- a/lib/bash/summary_common.sh
+++ b/lib/bash/summary_common.sh
@@ -37,7 +37,7 @@ get_nice_of_pid () {
    if [ -n "${niceness}" ]; then
       echo $niceness
    else
-      local tmpfile="$TMPDIR/nice_through_c.tmp.c"
+      local tmpfile="$PT_TMPDIR/nice_through_c.tmp.c"
       _d "Getting the niceness from ps failed, somehow. We are about to try this:"
       cat <<EOC > "$tmpfile"
 #include <sys/time.h>
@@ -127,8 +127,8 @@ setup_data_dir () {
    local data_dir=""
    if [ -z "$existing_dir" ]; then
       # User didn't specify a --save-data dir, so use a sub-dir in our tmpdir.
-      mkdir "$TMPDIR/data" || die "Cannot mkdir $TMPDIR/data"
-      data_dir="$TMPDIR/data"
+      mkdir "$PT_TMPDIR/data" || die "Cannot mkdir $PT_TMPDIR/data"
+      data_dir="$PT_TMPDIR/data"
    else
       # Check the user's --save-data dir.
       if [ ! -d "$existing_dir" ]; then
diff --git a/lib/bash/tmpdir.sh b/lib/bash/tmpdir.sh
index e573ffe5..b9acb186 100644
--- a/lib/bash/tmpdir.sh
+++ b/lib/bash/tmpdir.sh
@@ -24,16 +24,16 @@
 set -u
 
 # Global variables.
-TMPDIR=""
+PT_TMPDIR=""
 
 # Sub: mk_tmpdir
-#   Create a secure tmpdir and set TMPDIR.
+#   Create a secure tmpdir and set PT_TMPDIR.
 #
 # Optional Arguments:
 #   dir - User-specified tmpdir (default none).
 #
 # Set Global Variables:
-#   TMPDIR - Absolute path of secure temp directory.
+#   PT_TMPDIR - Absolute path of secure temp directory.
 mk_tmpdir() {
    local dir="${1:-""}"
 
@@ -41,28 +41,28 @@ mk_tmpdir() {
       if [ ! -d "$dir" ]; then
          mkdir "$dir" || die "Cannot make tmpdir $dir"
       fi
-      TMPDIR="$dir"
+      PT_TMPDIR="$dir"
    else
       local tool="${0##*/}"
       local pid="$$"
-      TMPDIR=`mktemp -d -t "${tool}.${pid}.XXXXXX"` \
+      PT_TMPDIR=`mktemp -d -t "${tool}.${pid}.XXXXXX"` \
          || die "Cannot make secure tmpdir"
    fi
 }
 
 # Sub: rm_tmpdir
-#   Remove the tmpdir and unset TMPDIR.
+#   Remove the tmpdir and unset PT_TMPDIR.
 #
 # Optional Global Variables:
-#   TMPDIR - TMPDIR set by <mk_tmpdir()>.
+#   PT_TMPDIR - PT_TMPDIR set by <mk_tmpdir()>.
 #
 # Set Global Variables:
-#   TMPDIR - Set to "".
+#   PT_TMPDIR - Set to "".
 rm_tmpdir() {
-   if [ -n "$TMPDIR" ] && [ -d "$TMPDIR" ]; then
-      rm -rf "$TMPDIR"
+   if [ -n "$PT_TMPDIR" ] && [ -d "$PT_TMPDIR" ]; then
+      rm -rf "$PT_TMPDIR"
    fi
-   TMPDIR=""
+   PT_TMPDIR=""
 }
 
 # ###########################################################################
diff --git a/t/lib/bash/alt_cmds.sh b/t/lib/bash/alt_cmds.sh
index b37e7321..6161c26b 100644
--- a/t/lib/bash/alt_cmds.sh
+++ b/t/lib/bash/alt_cmds.sh
@@ -4,9 +4,9 @@ plan 1
 
 source "$LIB_DIR/alt_cmds.sh"
 
-_seq 5 > $TEST_TMPDIR/out
+_seq 5 > $TEST_PT_TMPDIR/out
 no_diff \
-   $TEST_TMPDIR/out \
+   $TEST_PT_TMPDIR/out \
    $T_LIB_DIR/samples/bash/seq1.txt \
    "_seq 5"
 
diff --git a/t/lib/bash/collect.sh b/t/lib/bash/collect.sh
index 1492b628..b7e4fe88 100644
--- a/t/lib/bash/collect.sh
+++ b/t/lib/bash/collect.sh
@@ -2,12 +2,12 @@
 
 plan 21
 
-TMPFILE="$TEST_TMPDIR/parse-opts-output"
-TMPDIR="$TEST_TMPDIR"
+TMPFILE="$TEST_PT_TMPDIR/parse-opts-output"
+PT_TMPDIR="$TEST_PT_TMPDIR"
 PATH="$PATH:$PERCONA_TOOLKIT_SANDBOX/bin"
 TOOL="pt-stalk"
 
-mkdir "$TMPDIR/collect" 2>/dev/null
+mkdir "$PT_TMPDIR/collect" 2>/dev/null
 
 source "$LIB_DIR/log_warn_die.sh"
 source "$LIB_DIR/parse_options.sh"
@@ -18,28 +18,28 @@ source "$LIB_DIR/collect.sh"
 parse_options "$BIN_DIR/pt-stalk" --run-time 1 -- --defaults-file=/tmp/12345/my.sandbox.cnf
 
 # Prefix (with path) for the collect files.
-p="$TMPDIR/collect/2011_12_05"
+p="$PT_TMPDIR/collect/2011_12_05"
 
 # Default collect, no extras like gdb, tcpdump, etc.
-collect "$TMPDIR/collect" "2011_12_05" > $p-output 2>&1
+collect "$PT_TMPDIR/collect" "2011_12_05" > $p-output 2>&1
 
 # Even if this system doesn't have all the cmds, collect should still
 # have created some files for cmds that (hopefully) all systems have.
-ls -1 $TMPDIR/collect | sort > $TMPDIR/collect-files
+ls -1 $PT_TMPDIR/collect | sort > $PT_TMPDIR/collect-files
 
 # If this system has /proc, then some files should be collected.
 # Else, those files should not exist.
 if [ -f /proc/diskstats ]; then
    cmd_ok \
-      "grep -q '[0-9]' $TMPDIR/collect/2011_12_05-diskstats" \
+      "grep -q '[0-9]' $PT_TMPDIR/collect/2011_12_05-diskstats" \
       "/proc/diskstats"
 else
-   test -f $TMPDIR/collect/2011_12_05-diskstats
+   test -f $PT_TMPDIR/collect/2011_12_05-diskstats
    is "$?" "1" "No /proc/diskstats"
 fi
 
 cmd_ok \
-   "grep -q '\-hostname\$' $TMPDIR/collect-files" \
+   "grep -q '\-hostname\$' $PT_TMPDIR/collect-files" \
    "Collected hostname"
 
 cmd_ok \
@@ -136,9 +136,9 @@ is "$empty_files" "0" "No empty files"
 
 parse_options "$BIN_DIR/pt-stalk" --run-time 2 -- --defaults-file=/tmp/12345/my.sandbox.cnf
 
-rm $TMPDIR/collect/*
+rm $PT_TMPDIR/collect/*
 
-collect "$TMPDIR/collect" "2011_12_05" > $p-output 2>&1
+collect "$PT_TMPDIR/collect" "2011_12_05" > $p-output 2>&1
 
 iters=$(cat $p-df | grep -c '^TS ')
 is "$iters" "2" "2 iteration/2s run time"
diff --git a/t/lib/bash/collect_mysql_info.sh b/t/lib/bash/collect_mysql_info.sh
index 5cf8a84b..4bb4557d 100644
--- a/t/lib/bash/collect_mysql_info.sh
+++ b/t/lib/bash/collect_mysql_info.sh
@@ -2,7 +2,7 @@
 
 plan 20
 
-TMPDIR="$TEST_TMPDIR"
+PT_TMPDIR="$TEST_PT_TMPDIR"
 PATH="$PATH:$PERCONA_TOOLKIT_SANDBOX/bin"
 TOOL="pt-mysql-summary"
 
@@ -13,7 +13,7 @@ TOOL="pt-mysql-summary"
 . "$LIB_DIR/collect_mysql_info.sh"
 
 # Prefix (with path) for the collect files.
-p="$TMPDIR/collect_mysql_info"
+p="$PT_TMPDIR/collect_mysql_info"
 samples="$PERCONA_TOOLKIT_BRANCH/t/pt-mysql-summary/samples"
 
 mkdir "$p"
@@ -30,36 +30,36 @@ file_count=$(ls "$p" | wc -l)
 
 is $file_count 14 "Creates the correct number of files (without --databases)"
 
-awk '{print $1}' "$p/mysqld-instances" > "$TMPDIR/collect_mysqld_instances1.test"
+awk '{print $1}' "$p/mysqld-instances" > "$PT_TMPDIR/collect_mysqld_instances1.test"
 pids="$(_pidof mysqld)"
 pids="$(echo $pids | sed -e "s/[ \n]/,/g")"
-ps ww -p "$pids" | awk '{print $1}' > "$TMPDIR/collect_mysqld_instances2.test"
+ps ww -p "$pids" | awk '{print $1}' > "$PT_TMPDIR/collect_mysqld_instances2.test"
 
 no_diff \
-   "$TMPDIR/collect_mysqld_instances1.test" \
-   "$TMPDIR/collect_mysqld_instances2.test" \
+   "$PT_TMPDIR/collect_mysqld_instances1.test" \
+   "$PT_TMPDIR/collect_mysqld_instances2.test" \
    "collect_mysql_info() finds the correct instances"
 
-collect_mysqld_instances /dev/null > "$TMPDIR/collect_mysqld_instances3.test"
+collect_mysqld_instances /dev/null > "$PT_TMPDIR/collect_mysqld_instances3.test"
 
-awk '{print $1}' "$TMPDIR/collect_mysqld_instances3.test"> "$TMPDIR/collect_mysqld_instances4.test"
+awk '{print $1}' "$PT_TMPDIR/collect_mysqld_instances3.test"> "$PT_TMPDIR/collect_mysqld_instances4.test"
 
 no_diff \
-   "$TMPDIR/collect_mysqld_instances4.test" \
-   "$TMPDIR/collect_mysqld_instances2.test" \
+   "$PT_TMPDIR/collect_mysqld_instances4.test" \
+   "$PT_TMPDIR/collect_mysqld_instances2.test" \
    "(sanity check) which are the same that collect_mysqld_instances() does"
 
 # collect_mysql_status
-$CMD_MYSQL $EXT_ARGV -ss -e 'SHOW /*!50000 GLOBAL*/ STATUS' > "$TMPDIR/collect_mysql_status"
+$CMD_MYSQL $EXT_ARGV -ss -e 'SHOW /*!50000 GLOBAL*/ STATUS' > "$PT_TMPDIR/collect_mysql_status"
 
 
 # TODO This is still pretty fragile.
-awk '{print $1}' "$p/mysql-status" | sort > "$TMPDIR/collect_mysql_status_collect"
-awk '{print $1}' "$TMPDIR/collect_mysql_status" | sort  > "$TMPDIR/collect_mysql_status_manual"
+awk '{print $1}' "$p/mysql-status" | sort > "$PT_TMPDIR/collect_mysql_status_collect"
+awk '{print $1}' "$PT_TMPDIR/collect_mysql_status" | sort  > "$PT_TMPDIR/collect_mysql_status_manual"
 
 no_diff \
-   "$TMPDIR/collect_mysql_status_collect" \
-   "$TMPDIR/collect_mysql_status_manual"    \
+   "$PT_TMPDIR/collect_mysql_status_collect" \
+   "$PT_TMPDIR/collect_mysql_status_manual"    \
    "collect_mysql_status works the same than if done manually"
 
 port="$(get_var port "$p/mysql-variables")"
@@ -72,10 +72,10 @@ is \
 # collect_internal_vars
 pat='pt-summary-internal-user\|pt-summary-internal-FNV_64\|pt-summary-internal-trigger_count\|pt-summary-internal-symbols'
 
-collect_internal_vars > "$TMPDIR/collect_internal_vars"
+collect_internal_vars > "$PT_TMPDIR/collect_internal_vars"
 is \
    "$( grep $pat "$p/mysql-variables" )" \
-   "$( grep $pat "$TMPDIR/collect_internal_vars" )" \
+   "$( grep $pat "$PT_TMPDIR/collect_internal_vars" )" \
    "collect_internal_vars works"
 
 # find_my_cnf_file
@@ -100,21 +100,21 @@ is "$res" "/var/lib/mysql/my.cnf" "ps-mysqld-004.txt with port"
 
 
 # collect_mysql_databases
-$CMD_MYSQL $EXT_ARGV -ss -e 'SHOW DATABASES' > "$TMPDIR/mysql_collect_databases" 2>/dev/null
+$CMD_MYSQL $EXT_ARGV -ss -e 'SHOW DATABASES' > "$PT_TMPDIR/mysql_collect_databases" 2>/dev/null
 
 no_diff \
    "$p/mysql-databases" \
-   "$TMPDIR/mysql_collect_databases"       \
+   "$PT_TMPDIR/mysql_collect_databases"       \
    "collect_mysql_databases works"
 
 $CMD_MYSQL $EXT_ARGV -ss -e 'CREATE DATABASE collect_mysql_databases_test;' 1>/dev/null 2>&1
 
-collect_mysql_databases > "$TMPDIR/mysql_collect_databases"
+collect_mysql_databases > "$PT_TMPDIR/mysql_collect_databases"
 
 $CMD_MYSQL $EXT_ARGV -ss -e 'DROP DATABASE collect_mysql_databases_test;'
 
 cmd_ok \
-   "grep collect_mysql_databases_test '$TMPDIR/mysql_collect_databases' 1>/dev/null 2>&1" \
+   "grep collect_mysql_databases_test '$PT_TMPDIR/mysql_collect_databases' 1>/dev/null 2>&1" \
    "...and finds new dbs when we add them"
 
 # collect_master_logs_status
@@ -136,42 +136,42 @@ test_get_mysqldump_for () {
    local dir="$1"
    # Let's fake mysqldump
 
-   printf '#!/usr/bin/env bash\necho $@\n' > "$TMPDIR/mysqldump_fake.sh"
-   chmod +x "$TMPDIR/mysqldump_fake.sh"
+   printf '#!/usr/bin/env bash\necho $@\n' > "$PT_TMPDIR/mysqldump_fake.sh"
+   chmod +x "$PT_TMPDIR/mysqldump_fake.sh"
    local orig_mysqldump="$CMD_MYSQLDUMP"
-   local CMD_MYSQLDUMP="$TMPDIR/mysqldump_fake.sh"
+   local CMD_MYSQLDUMP="$PT_TMPDIR/mysqldump_fake.sh"
 
-   cat <<EOF > "$TMPDIR/expected"
+   cat <<EOF > "$PT_TMPDIR/expected"
 --defaults-file=/tmp/12345/my.sandbox.cnf --no-data --skip-comments --skip-add-locks --skip-add-drop-table --compact --skip-lock-all-tables --skip-lock-tables --skip-set-charset --databases --all-databases
 EOF
    get_mysqldump_for '' > "$dir/mysqldump_test_1"
    no_diff \
       "$dir/mysqldump_test_1" \
-      "$TMPDIR/expected" \
+      "$PT_TMPDIR/expected" \
       "get_mysqldump_for picks a name default"
 
    get_mysqldump_for '' '--all-databases' > "$dir/mysqldump_test_2"
    no_diff \
       "$dir/mysqldump_test_2" \
-      "$TMPDIR/expected" \
+      "$PT_TMPDIR/expected" \
       "..which is the same as if we explicitly set --all-databases"
 
-   cat <<EOF > "$TMPDIR/expected"
+   cat <<EOF > "$PT_TMPDIR/expected"
 --defaults-file=/tmp/12345/my.sandbox.cnf --no-data --skip-comments --skip-add-locks --skip-add-drop-table --compact --skip-lock-all-tables --skip-lock-tables --skip-set-charset --databases a
 EOF
    get_mysqldump_for '' 'a' > "$dir/mysqldump_test_3"
    no_diff \
       "$dir/mysqldump_test_3" \
-      "$TMPDIR/expected" \
+      "$PT_TMPDIR/expected" \
       "get_mysqldump_for: Explicitly setting a database works"
 
-   cat <<EOF > "$TMPDIR/expected"
+   cat <<EOF > "$PT_TMPDIR/expected"
 --defaults-file=/tmp/12345/my.sandbox.cnf --no-data --skip-comments --skip-add-locks --skip-add-drop-table --compact --skip-lock-all-tables --skip-lock-tables --skip-set-charset --databases a b
 EOF
    get_mysqldump_for '' 'a,b' > "$dir/mysqldump_test_4"
    no_diff \
       "$dir/mysqldump_test_4" \
-      "$TMPDIR/expected" \
+      "$PT_TMPDIR/expected" \
       "get_mysqldump_for: Two databases separated by a comma are interpreted correctly"
 
    if [ -n "$orig_mysqldump" ]; then
@@ -195,5 +195,5 @@ EOF
 
 }
 
-mkdir "$TMPDIR/mysqldump"
-test_get_mysqldump_for "$TMPDIR/mysqldump"
+mkdir "$PT_TMPDIR/mysqldump"
+test_get_mysqldump_for "$PT_TMPDIR/mysqldump"
diff --git a/t/lib/bash/collect_system_info.sh b/t/lib/bash/collect_system_info.sh
index 448f35f5..90248ad8 100644
--- a/t/lib/bash/collect_system_info.sh
+++ b/t/lib/bash/collect_system_info.sh
@@ -2,7 +2,7 @@
 
 plan 40
 
-TMPDIR="$TEST_TMPDIR"
+PT_TMPDIR="$TEST_PT_TMPDIR"
 PATH="$PATH:$PERCONA_TOOLKIT_SANDBOX/bin"
 TOOL="pt-summary"
 
@@ -14,7 +14,7 @@ TOOL="pt-summary"
 . "$LIB_DIR/collect_system_info.sh"
 
 # Prefix (with path) for the collect files.
-p="$TMPDIR/collect_mysql_info"
+p="$PT_TMPDIR/collect_mysql_info"
 samples="$PERCONA_TOOLKIT_BRANCH/t/pt-summary/samples"
 
 mkdir "$p"
@@ -25,116 +25,116 @@ setup_commands
 
 collect_system_data "$p"
 
-p2="$TMPDIR/collect_mysql_info2"
+p2="$PT_TMPDIR/collect_mysql_info2"
 mkdir "$p2"
 touch "$p2/some_empty_file"
 collect_system_data "$p2"
 
 cmd_ok "test ! -e \"$p2/some_empty_file\"" "collect_system_data removes empty files before exiting"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 Fusion-MPT SAS
 EOF
-find_raid_controller_lspci "$samples/lspci-001.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "lspci-001.txt"
+find_raid_controller_lspci "$samples/lspci-001.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "lspci-001.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 LSI Logic Unknown
 EOF
-find_raid_controller_lspci "$samples/lspci-002.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "lspci-002.txt"
+find_raid_controller_lspci "$samples/lspci-002.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "lspci-002.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 AACRAID
 EOF
-find_raid_controller_lspci "$samples/lspci-003.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "lspci-003.txt"
+find_raid_controller_lspci "$samples/lspci-003.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "lspci-003.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 LSI Logic MegaRAID SAS
 EOF
-find_raid_controller_lspci "$samples/lspci-004.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "lspci-004.txt"
+find_raid_controller_lspci "$samples/lspci-004.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "lspci-004.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 Fusion-MPT SAS
 EOF
-find_raid_controller_lspci "$samples/lspci-005.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "lspci-005.txt"
+find_raid_controller_lspci "$samples/lspci-005.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "lspci-005.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 HP Smart Array
 EOF
-find_raid_controller_lspci "$samples/lspci-006.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "lspci-006.txt"
+find_raid_controller_lspci "$samples/lspci-006.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "lspci-006.txt"
 
 # find_raid_controller_dmesg
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 Fusion-MPT SAS
 EOF
-find_raid_controller_dmesg "$samples/dmesg-001.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "dmesg-001.txt"
+find_raid_controller_dmesg "$samples/dmesg-001.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "dmesg-001.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 AACRAID
 EOF
-find_raid_controller_dmesg "$samples/dmesg-002.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "dmesg-002.txt"
+find_raid_controller_dmesg "$samples/dmesg-002.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "dmesg-002.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 LSI Logic MegaRAID SAS
 EOF
-find_raid_controller_dmesg "$samples/dmesg-003.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "dmesg-003.txt"
+find_raid_controller_dmesg "$samples/dmesg-003.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "dmesg-003.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 AACRAID
 EOF
-find_raid_controller_dmesg "$samples/dmesg-004.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "dmesg-004.txt"
+find_raid_controller_dmesg "$samples/dmesg-004.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "dmesg-004.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 Fusion-MPT SAS
 EOF
-find_raid_controller_dmesg "$samples/dmesg-005.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "dmesg-005.txt"
+find_raid_controller_dmesg "$samples/dmesg-005.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "dmesg-005.txt"
 
 # TODO is this right?
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 EOF
-find_raid_controller_dmesg "$samples/dmesg-006.txt" > "$TMPDIR/got"
-cat "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "dmesg-006.txt"
+find_raid_controller_dmesg "$samples/dmesg-006.txt" > "$PT_TMPDIR/got"
+cat "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "dmesg-006.txt"
 
 # TODO is this right?
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 EOF
-find_raid_controller_dmesg "$samples/dmesg-007.txt" > "$TMPDIR/got"
-cat "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "dmesg-007.txt"
+find_raid_controller_dmesg "$samples/dmesg-007.txt" > "$PT_TMPDIR/got"
+cat "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "dmesg-007.txt"
 
 # raid_controller
 
-rm "$TMPDIR/raid_controller_outfile.tmp" 2>/dev/null
-raid_controller "" "" > "$TMPDIR/raid_controller_outfile.tmp"
+rm "$PT_TMPDIR/raid_controller_outfile.tmp" 2>/dev/null
+raid_controller "" "" > "$PT_TMPDIR/raid_controller_outfile.tmp"
 
 is \
-   "$(get_var raid_controller "$TMPDIR/raid_controller_outfile.tmp")" \
+   "$(get_var raid_controller "$PT_TMPDIR/raid_controller_outfile.tmp")" \
    "No RAID controller detected" \
    "raid_controller has a sane default"
 
-rm "$TMPDIR/raid_controller_outfile.tmp" 2>/dev/null
-raid_controller "" "$samples/lspci-001.txt" > "$TMPDIR/raid_controller_outfile.tmp"
+rm "$PT_TMPDIR/raid_controller_outfile.tmp" 2>/dev/null
+raid_controller "" "$samples/lspci-001.txt" > "$PT_TMPDIR/raid_controller_outfile.tmp"
 is \
-   "$(get_var raid_controller "$TMPDIR/raid_controller_outfile.tmp")" \
+   "$(get_var raid_controller "$PT_TMPDIR/raid_controller_outfile.tmp")" \
    "Fusion-MPT SAS" \
    "raid_controller gets the correct result from an lspci file"
 
-rm "$TMPDIR/raid_controller_outfile.tmp" 2>/dev/null
-raid_controller "$samples/dmesg-004.txt" "" > "$TMPDIR/raid_controller_outfile.tmp"
+rm "$PT_TMPDIR/raid_controller_outfile.tmp" 2>/dev/null
+raid_controller "$samples/dmesg-004.txt" "" > "$PT_TMPDIR/raid_controller_outfile.tmp"
 is \
-   "$(get_var raid_controller "$TMPDIR/raid_controller_outfile.tmp")" \
+   "$(get_var raid_controller "$PT_TMPDIR/raid_controller_outfile.tmp")" \
    "AACRAID" \
    "...Or from a dmseg file"
 
@@ -142,8 +142,8 @@ is \
 
 i=1
 for expected in "" "" "" "" "" "Xen" "VirtualBox"; do
-   find_virtualization_dmesg "$samples/dmesg-00$i.txt" > "$TMPDIR/got"
-   is "$(cat "$TMPDIR/got")" "$expected" "dmesg-00$i.txt"
+   find_virtualization_dmesg "$samples/dmesg-00$i.txt" > "$PT_TMPDIR/got"
+   is "$(cat "$PT_TMPDIR/got")" "$expected" "dmesg-00$i.txt"
    i=$(($i + 1))
 done
 
@@ -153,9 +153,9 @@ fake_command () {
    local cmd="$1"
    local output="$2"
 
-   printf "#!/usr/bin/env bash\necho \"${output}\"\n" > "$TMPDIR/${cmd}_replacement"
-   chmod +x "$TMPDIR/${cmd}_replacement"
-   eval "CMD_$(echo $cmd | tr '[a-z]' '[A-Z]')=\"$TMPDIR/${cmd}_replacement\""
+   printf "#!/usr/bin/env bash\necho \"${output}\"\n" > "$PT_TMPDIR/${cmd}_replacement"
+   chmod +x "$PT_TMPDIR/${cmd}_replacement"
+   eval "CMD_$(echo $cmd | tr '[a-z]' '[A-Z]')=\"$PT_TMPDIR/${cmd}_replacement\""
 }
 
 test_linux_exclusive_collection () {
@@ -208,12 +208,12 @@ test_linux_exclusive_collection () {
 platform="$(get_var platform "$p/summary")"
 
 if [ "$platform" = "Linux" ]; then
-   mkdir "$TMPDIR/linux_data"
+   mkdir "$PT_TMPDIR/linux_data"
    if [ -e "$p/sysctl" ]; then
-      cp "$p/sysctl" "$TMPDIR/linux_data/sysctl"
+      cp "$p/sysctl" "$PT_TMPDIR/linux_data/sysctl"
    fi
-   test_linux_exclusive_collection "$TMPDIR/linux_data"
-   rm -rf "$TMPDIR/linux_data"
+   test_linux_exclusive_collection "$PT_TMPDIR/linux_data"
+   rm -rf "$PT_TMPDIR/linux_data"
 else
    skip 1 5 "Tests exclusive for Linux"
 fi
@@ -257,8 +257,8 @@ test_propietary_raid_controller () {
       "AACRAID calls arcconf"
 }
 
-mkdir "$TMPDIR/raid_controller"
-test_propietary_raid_controller "$TMPDIR/raid_controller"
+mkdir "$PT_TMPDIR/raid_controller"
+test_propietary_raid_controller "$PT_TMPDIR/raid_controller"
 
 
 # notable_processes_info
@@ -270,9 +270,9 @@ forked_pid="$!"
 if [ -e /proc/$forked_pid/oom_adj ] \
       && echo "-17" > /proc/$forked_pid/oom_adj 2>/dev/null; then
 
-   notable_processes_info > "$TMPDIR/notable_procs"
+   notable_processes_info > "$PT_TMPDIR/notable_procs"
    like \
-      "$(cat "$TMPDIR/notable_procs")" \
+      "$(cat "$PT_TMPDIR/notable_procs")" \
       "${forked_pid}\\s+-17" \
       "notable_proccesses_info finds the process we manually changed earlier"
 
@@ -309,6 +309,6 @@ EOF
       "..but if it's there, it gets called with the expected parameters "
 }
 
-mkdir "$TMPDIR/dmidecode_system_info"
-test_dmidecode_system_info "$TMPDIR/dmidecode_system_info"
+mkdir "$PT_TMPDIR/dmidecode_system_info"
+test_dmidecode_system_info "$PT_TMPDIR/dmidecode_system_info"
 
diff --git a/t/lib/bash/daemon.sh b/t/lib/bash/daemon.sh
index c46d560f..61af5cb3 100644
--- a/t/lib/bash/daemon.sh
+++ b/t/lib/bash/daemon.sh
@@ -2,8 +2,8 @@
 
 plan 9
 
-TMPDIR="$TEST_TMPDIR"
-file="$TMPDIR/pid-file"
+PT_TMPDIR="$TEST_PT_TMPDIR"
+file="$PT_TMPDIR/pid-file"
 
 source "$LIB_DIR/log_warn_die.sh"
 source "$LIB_DIR/daemon.sh"
@@ -36,19 +36,19 @@ cmd_ok \
 echo $$ > $file
 
 (
-   make_pid_file $file $$ >$TMPDIR/output 2>&1
+   make_pid_file $file $$ >$PT_TMPDIR/output 2>&1
 )
 
 cmd_ok \
-   "grep -q \"PID file /tmp/percona-toolkit.test/pid-file already exists and its PID ($$) is running\" $TMPDIR/output" \
+   "grep -q \"PID file /tmp/percona-toolkit.test/pid-file already exists and its PID ($$) is running\" $PT_TMPDIR/output" \
    "Does not overwrite PID file is PID is running"
 
 echo 999999 > $file
 
-make_pid_file $file $$ >$TMPDIR/output 2>&1
+make_pid_file $file $$ >$PT_TMPDIR/output 2>&1
 
 cmd_ok \
-   "grep -q 'Overwriting PID file /tmp/percona-toolkit.test/pid-file because its PID (999999) is not running' $TMPDIR/output" \
+   "grep -q 'Overwriting PID file /tmp/percona-toolkit.test/pid-file because its PID (999999) is not running' $PT_TMPDIR/output" \
    "Overwrites PID file if PID is not running"
 
 pid=`cat $file`
@@ -58,13 +58,13 @@ is \
    "Correct PID"
 
 rm $file
-rm $TMPDIR/output
+rm $PT_TMPDIR/output
 
 # ###########################################################################
 # Die if pid file can't be created.
 # ###########################################################################
 (
-   make_pid_file "/root/pid" $$ >$TMPDIR/output 2>&1
+   make_pid_file "/root/pid" $$ >$PT_TMPDIR/output 2>&1
 )
 
 is \
@@ -73,7 +73,7 @@ is \
    "Exit 1 if PID file can't be created"
 
 cmd_ok \
-   "grep -q 'Cannot create or write PID file /root/pid' $TMPDIR/output" \
+   "grep -q 'Cannot create or write PID file /root/pid' $PT_TMPDIR/output" \
    "Error that PID file can't be created"
 
 # ###########################################################################
diff --git a/t/lib/bash/log_warn_die.sh b/t/lib/bash/log_warn_die.sh
index b31c1308..8d71d089 100644
--- a/t/lib/bash/log_warn_die.sh
+++ b/t/lib/bash/log_warn_die.sh
@@ -4,14 +4,14 @@ plan 6
 
 source "$LIB_DIR/log_warn_die.sh"
 
-log "Hello world!" > $TEST_TMPDIR/log
+log "Hello world!" > $TEST_PT_TMPDIR/log
 cmd_ok \
-   "grep -q 'Hello world!' $TEST_TMPDIR/log" \
+   "grep -q 'Hello world!' $TEST_PT_TMPDIR/log" \
    "log msg"
 
-log "Hello" "world!" > $TEST_TMPDIR/log
+log "Hello" "world!" > $TEST_PT_TMPDIR/log
 cmd_ok \
-   "grep -q 'Hello world!' $TEST_TMPDIR/log" \
+   "grep -q 'Hello world!' $TEST_PT_TMPDIR/log" \
    "log msg msg"
 
 is \
@@ -19,14 +19,14 @@ is \
    "0" \
    "Exit status 0"
 
-warn "Hello world!" 2> $TEST_TMPDIR/log
+warn "Hello world!" 2> $TEST_PT_TMPDIR/log
 cmd_ok \
-   "grep -q 'Hello world!' $TEST_TMPDIR/log" \
+   "grep -q 'Hello world!' $TEST_PT_TMPDIR/log" \
    "warn msg"
 
-warn "Hello" "world!" 2> $TEST_TMPDIR/log
+warn "Hello" "world!" 2> $TEST_PT_TMPDIR/log
 cmd_ok \
-   "grep -q 'Hello world!' $TEST_TMPDIR/log" \
+   "grep -q 'Hello world!' $TEST_PT_TMPDIR/log" \
    "warn msg msg"
 
 is \
diff --git a/t/lib/bash/parse_options.sh b/t/lib/bash/parse_options.sh
index f9536d65..2d709008 100644
--- a/t/lib/bash/parse_options.sh
+++ b/t/lib/bash/parse_options.sh
@@ -2,9 +2,9 @@
 
 plan 78
 
-TMPFILE="$TEST_TMPDIR/parse-opts-output"
+TMPFILE="$TEST_PT_TMPDIR/parse-opts-output"
 TOOL="pt-stalk"
-TMPDIR="$TEST_TMPDIR"
+PT_TMPDIR="$TEST_PT_TMPDIR"
 
 source "$LIB_DIR/log_warn_die.sh"
 source "$LIB_DIR/parse_options.sh"
diff --git a/t/lib/bash/report_mysql_info.sh b/t/lib/bash/report_mysql_info.sh
index 00b4e294..e3c260f2 100644
--- a/t/lib/bash/report_mysql_info.sh
+++ b/t/lib/bash/report_mysql_info.sh
@@ -8,7 +8,7 @@ plan 32
 . "$LIB_DIR/report_formatting.sh"
 . "$LIB_DIR/report_mysql_info.sh"
 
-TMPDIR="$TEST_TMPDIR"
+PT_TMPDIR="$TEST_PT_TMPDIR"
 PATH="$PATH:$PERCONA_TOOLKIT_SANDBOX/bin"
 TOOL="pt-mysql-summary"
 
@@ -18,30 +18,30 @@ NAME_VAL_LEN=20
 # table_cache
 # ###########################################################################
 
-rm $TMPDIR/table_cache_tests 2>/dev/null
-touch $TMPDIR/table_cache_tests
+rm $PT_TMPDIR/table_cache_tests 2>/dev/null
+touch $PT_TMPDIR/table_cache_tests
 
 is                                                  \
-   $(get_table_cache "$TMPDIR/table_cache_tests")   \
+   $(get_table_cache "$PT_TMPDIR/table_cache_tests")   \
    0                                                \
    "0 if neither table_cache nor table_open_cache are present"
 
-cat <<EOF > $TMPDIR/table_cache_tests
+cat <<EOF > $PT_TMPDIR/table_cache_tests
 table_cache       5
 table_open_cache  4
 EOF
 
 is                                                 \
-   $(get_table_cache "$TMPDIR/table_cache_tests")  \
+   $(get_table_cache "$PT_TMPDIR/table_cache_tests")  \
    4                                               \
    "If there's a table_open_cache present, uses that"
 
-cat <<EOF > $TMPDIR/table_cache_tests
+cat <<EOF > $PT_TMPDIR/table_cache_tests
 table_cache       5
 EOF
 
 is                                                 \
-   $(get_table_cache "$TMPDIR/table_cache_tests")  \
+   $(get_table_cache "$PT_TMPDIR/table_cache_tests")  \
    5                                               \
    "Otherwise, defaults to table_cache"
 
@@ -49,7 +49,7 @@ is                                                 \
 # summarize_processlist
 # ###########################################################################
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
 
   Command                        COUNT(*) Working SUM(Time) MAX(Time)
   ------------------------------ -------- ------- --------- ---------
@@ -106,28 +106,28 @@ cat <<EOF > $TMPDIR/expected
 
 EOF
 
-summarize_processlist "$samples/processlist-001.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "summarize_processlist"
+summarize_processlist "$samples/processlist-001.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "summarize_processlist"
 
 
 # ###########################################################################
 # summarize_binlogs
 # ###########################################################################
 NAME_VAL_LEN=25
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
                   Binlogs | 20
                Zero-Sized | 3
                Total Size | 6.5G
 EOF
 
-summarize_binlogs "$samples/mysql-master-logs-001.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/expected" "$TMPDIR/got" "summarize_binlogs"
+summarize_binlogs "$samples/mysql-master-logs-001.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/expected" "$PT_TMPDIR/got" "summarize_binlogs"
 
 # ###########################################################################
 # Reporting semisync replication
 # ###########################################################################
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
    master semisync status | 
        master trace level | 32, net wait (more information about network waits)
 master timeout in milliseconds | 10000
@@ -147,14 +147,14 @@ master wait_pos_backtraverse |
             master yes_tx | 
 EOF
 
-_semi_sync_stats_for "master" "$samples/mysql-variables-with-semisync.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/expected" "$TMPDIR/got" "semisync replication"
+_semi_sync_stats_for "master" "$samples/mysql-variables-with-semisync.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/expected" "$PT_TMPDIR/got" "semisync replication"
 
 # ###########################################################################
 # pretty_print_cnf_file
 # ###########################################################################
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
 
 [mysqld]
 datadir                             = /mnt/data/mysql
@@ -187,24 +187,24 @@ pid-file                            = /var/run/mysqld/mysqld.pid
 target-dir                          = /data/backup
 EOF
 
-pretty_print_cnf_file "$samples/my.cnf-001.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "pretty_print_cnf_file"
+pretty_print_cnf_file "$samples/my.cnf-001.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "pretty_print_cnf_file"
 
 
 # TODO BUG NUMBER#
-cp "$samples/my.cnf-001.txt" "$TMPDIR/test_pretty_print_cnf_file"
-echo "some_var_yadda=0" >> "$TMPDIR/test_pretty_print_cnf_file"
-echo "some_var_yadda                      = 0" >> "$TMPDIR/expected"
+cp "$samples/my.cnf-001.txt" "$PT_TMPDIR/test_pretty_print_cnf_file"
+echo "some_var_yadda=0" >> "$PT_TMPDIR/test_pretty_print_cnf_file"
+echo "some_var_yadda                      = 0" >> "$PT_TMPDIR/expected"
 
-pretty_print_cnf_file "$TMPDIR/test_pretty_print_cnf_file" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "pretty_print_cnf_file, bug XXXXXX"
+pretty_print_cnf_file "$PT_TMPDIR/test_pretty_print_cnf_file" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "pretty_print_cnf_file, bug XXXXXX"
 
 
 # ###########################################################################
 # plugin_status
 # ###########################################################################
 
-cat <<EOF > $TMPDIR/plugins
+cat <<EOF > $PT_TMPDIR/plugins
 binlog   ACTIVE   STORAGE ENGINE NULL  GPL
 partition   ACTIVE   STORAGE ENGINE NULL  GPL
 ARCHIVE  ACTIVE   STORAGE ENGINE NULL  GPL
@@ -218,21 +218,21 @@ MRG_MYISAM  ACTIVE   STORAGE ENGINE NULL  GPL
 EOF
 
 is \
-   "$(get_plugin_status $TMPDIR/plugins InnoDB )"  \
+   "$(get_plugin_status $PT_TMPDIR/plugins InnoDB )"  \
    "ACTIVE"                                  \
    "Sanity test, finds InnoDB as active"
 
 is \
-   "$(get_plugin_status $TMPDIR/plugins some_plugin_that_doesnt_exist )"  \
+   "$(get_plugin_status $PT_TMPDIR/plugins some_plugin_that_doesnt_exist )"  \
    "Not found"                                  \
    "Doesn't find a nonexistent plugin"
 
-echo "INNODB_CMP  ACTIVE" >> $TMPDIR/plugins
+echo "INNODB_CMP  ACTIVE" >> $PT_TMPDIR/plugins
 is \
-   "$(get_plugin_status $TMPDIR/plugins "INNODB_CMP" )"  \
+   "$(get_plugin_status $PT_TMPDIR/plugins "INNODB_CMP" )"  \
    "ACTIVE"
 
-cat <<EOF > $TMPDIR/plugins
+cat <<EOF > $PT_TMPDIR/plugins
 binlog   ACTIVE   STORAGE ENGINE NULL  GPL
 mysql_native_password   ACTIVE   AUTHENTICATION NULL  GPL
 mysql_old_password   ACTIVE   AUTHENTICATION NULL  GPL
@@ -256,7 +256,7 @@ partition   ACTIVE   STORAGE ENGINE NULL  GPL
 EOF
 
 is \
-   "$(get_plugin_status $TMPDIR/plugins "INNODB_CMP" )"  \
+   "$(get_plugin_status $PT_TMPDIR/plugins "INNODB_CMP" )"  \
    "ACTIVE"                                              \
    "Multiple plugins with the same prefix"
 
@@ -266,80 +266,80 @@ is \
 
 _NO_FALSE_NEGATIVES=1
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
   Port  Data Directory             Nice OOM Socket
   ===== ========================== ==== === ======
    3306 /var/lib/mysql             ?    ?   /var/run/mysqld/mysqld.sock
   12345 /tmp/12345/data            ?    ?   /tmp/12345/mysql_sandbox12345.sock
   12346 /tmp/12346/data            ?    ?   /tmp/12346/mysql_sandbox12346.sock
 EOF
-touch "$TMPDIR/empty"
-parse_mysqld_instances "$samples/ps-mysqld-001.txt" "$TMPDIR/empty" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "ps-mysqld-001.txt"
+touch "$PT_TMPDIR/empty"
+parse_mysqld_instances "$samples/ps-mysqld-001.txt" "$PT_TMPDIR/empty" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "ps-mysqld-001.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   Port  Data Directory             Nice OOM Socket
   ===== ========================== ==== === ======
         /var/lib/mysql             ?    ?   /var/lib/mysql/mysql.sock
 EOF
-parse_mysqld_instances "$samples/ps-mysqld-002.txt" "$TMPDIR/empty" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "ps-mysqld-002.txt"
+parse_mysqld_instances "$samples/ps-mysqld-002.txt" "$PT_TMPDIR/empty" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "ps-mysqld-002.txt"
 
 #parse_mysqld_instances
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
   Port  Data Directory             Nice OOM Socket
   ===== ========================== ==== === ======
    3306 /mnt/data-store/mysql/data ?    ?   /tmp/mysql.sock
 EOF
-parse_mysqld_instances "$samples/ps-mysqld-003.txt" "$TMPDIR/empty" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "ps-mysqld-003.txt"
+parse_mysqld_instances "$samples/ps-mysqld-003.txt" "$PT_TMPDIR/empty" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "ps-mysqld-003.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   Port  Data Directory             Nice OOM Socket
   ===== ========================== ==== === ======
         /var/db/mysql              ?    ?   
 EOF
 
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
 mysql   767  0.0  0.9  3492  1100  v0  I     3:01PM   0:00.07 /bin/sh /usr/local/bin/mysqld_safe --defaults-extra-file=/var/db/mysql/my.cnf --user=mysql --datadir=/var/db/mysql --pid-file=/var/db/mysql/freebsd.hsd1.va.comcast.net..pid
 mysql   818  0.0 17.4 45292 20584  v0  I     3:01PM   0:02.28 /usr/local/libexec/mysqld --defaults-extra-file=/var/db/mysql/my.cnf --basedir=/usr/local --datadir=/var/db/mysql --user=mysql --log-error=/var/db/mysql/freebsd.hsd1.va.comcast.net..err --pid-file=/var/db/mysql/freebsd.hsd1.va.comcast.net..pid
 EOF
-parse_mysqld_instances "$TMPDIR/in" "$TMPDIR/empty" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "parse_mysqld_instances"
+parse_mysqld_instances "$PT_TMPDIR/in" "$PT_TMPDIR/empty" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "parse_mysqld_instances"
 
 # ###########################################################################
 # get_mysql_*
 # ###########################################################################
 NAME_VAL_LEN=20
 
-cp $samples/mysql-variables-001.txt $TMPDIR/mysql-variables
+cp $samples/mysql-variables-001.txt $PT_TMPDIR/mysql-variables
 is \
-   $(get_mysql_timezone "$TMPDIR/mysql-variables") \
+   $(get_mysql_timezone "$PT_TMPDIR/mysql-variables") \
    "EDT" \
    "get_mysql_timezone"
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
 2010-05-27 11:38 (up 0+02:08:52)
 EOF
-cp $samples/mysql-status-001.txt $TMPDIR/mysql-status
-uptime="$(get_var Uptime $TMPDIR/mysql-status)"
+cp $samples/mysql-status-001.txt $PT_TMPDIR/mysql-status
+uptime="$(get_var Uptime $PT_TMPDIR/mysql-status)"
 current_time="$(echo -e "2010-05-27 11:38\n")"
-get_mysql_uptime "${uptime}" "${current_time}" > $TMPDIR/got
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "get_mysql_uptime"
+get_mysql_uptime "${uptime}" "${current_time}" > $PT_TMPDIR/got
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "get_mysql_uptime"
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
              Version | 5.0.51a-24+lenny2 (Debian)
             Built On | debian-linux-gnu i486
 EOF
-cp "$samples/mysql-variables-001.txt" "$TMPDIR/mysql-variables"
-get_mysql_version "$TMPDIR/mysql-variables" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "get_mysql_version"
+cp "$samples/mysql-variables-001.txt" "$PT_TMPDIR/mysql-variables"
+get_mysql_version "$PT_TMPDIR/mysql-variables" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "get_mysql_version"
 
 # ###########################################################################
 # format_status_variables
 # ###########################################################################
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 Variable                                Per day  Per second      5 secs
 Bytes_received                          8000000         100            
 Bytes_sent                             35000000         400            
@@ -428,15 +428,15 @@ Uptime                                    90000           1           1
 Uptime_since_flush_status                 90000           1            
 EOF
 
-join "$samples/mysql-status-001.txt" "$samples/mysql-status-002.txt" > "$TMPDIR/in"
-format_status_variables "$TMPDIR/in" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "format_status_variables"
+join "$samples/mysql-status-001.txt" "$samples/mysql-status-002.txt" > "$PT_TMPDIR/in"
+format_status_variables "$PT_TMPDIR/in" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "format_status_variables"
 
 # ###########################################################################
 # format_overall_db_stats
 # ###########################################################################
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 
   Database Tables Views SPs Trigs Funcs   FKs Partn
   mysql        17                                  
@@ -464,10 +464,10 @@ cat <<EOF > "$TMPDIR/expected"
   sakila     1  15   1   3  19  26   3   4   1          45   4   1   7   2
 
 EOF
-format_overall_db_stats "$samples/mysql-schema-001.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected"
+format_overall_db_stats "$samples/mysql-schema-001.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected"
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
 
   Database Tables Views SPs Trigs Funcs   FKs Partn
   {chosen}      1                                  
@@ -489,17 +489,17 @@ cat <<EOF > $TMPDIR/expected
   {chosen}   1   1
 
 EOF
-format_overall_db_stats "$samples/mysql-schema-002.txt" > "$TMPDIR/got"
+format_overall_db_stats "$samples/mysql-schema-002.txt" > "$PT_TMPDIR/got"
 no_diff \
-   "$TMPDIR/got" \
-   "$TMPDIR/expected" \
+   "$PT_TMPDIR/got" \
+   "$PT_TMPDIR/expected" \
    "format_overall_db_stats: single DB without CREATE DATABASE nor USE db defaults to {chosen}"
 
 # ###########################################################################
 # format_innodb_status
 # ###########################################################################
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
       Checkpoint Age | 619k
         InnoDB Queue | 0 queries inside InnoDB, 0 queries in queue
   Oldest Transaction | 3 Seconds
@@ -547,10 +547,10 @@ Mutexes/Locks Waited For
       1 lock on RW-latch at 0x7f4bd0a8c8d0 '&block->lock'
 EOF
 
-format_innodb_status $samples/innodb-status.001.txt > $TMPDIR/got
-no_diff $TMPDIR/got $TMPDIR/expected "innodb-status.001.txt"
+format_innodb_status $samples/innodb-status.001.txt > $PT_TMPDIR/got
+no_diff $PT_TMPDIR/got $PT_TMPDIR/expected "innodb-status.001.txt"
 
-cat <<'EOF' > $TMPDIR/expected
+cat <<'EOF' > $PT_TMPDIR/expected
       Checkpoint Age | 348M
         InnoDB Queue | 0 queries inside InnoDB, 0 queries in queue
   Oldest Transaction | 4 Seconds
@@ -581,10 +581,10 @@ Mutexes/Locks Waited For
       1 Mutex at 0x2abf68b6c0d0 '&log_sys->mutex'
 EOF
 
-format_innodb_status $samples/innodb-status.002.txt > $TMPDIR/got
-no_diff $TMPDIR/got $TMPDIR/expected "innodb-status.002.txt"
+format_innodb_status $samples/innodb-status.002.txt > $PT_TMPDIR/got
+no_diff $PT_TMPDIR/got $PT_TMPDIR/expected "innodb-status.002.txt"
 
-cat <<'EOF' > $TMPDIR/expected
+cat <<'EOF' > $PT_TMPDIR/expected
       Checkpoint Age | 0
         InnoDB Queue | 0 queries inside InnoDB, 0 queries in queue
   Oldest Transaction | 35 Seconds
@@ -599,10 +599,10 @@ Tables Locked
       1 `test`.`t`
 EOF
 
-format_innodb_status $samples/innodb-status.003.txt > $TMPDIR/got
-no_diff $TMPDIR/got $TMPDIR/expected "innodb-status.003.txt"
+format_innodb_status $samples/innodb-status.003.txt > $PT_TMPDIR/got
+no_diff $PT_TMPDIR/got $PT_TMPDIR/expected "innodb-status.003.txt"
 
-cat <<'EOF' > $TMPDIR/expected
+cat <<'EOF' > $PT_TMPDIR/expected
       Checkpoint Age | 93M
         InnoDB Queue | 9 queries inside InnoDB, 0 queries in queue
   Oldest Transaction | 263 Seconds
@@ -627,8 +627,8 @@ Mutexes/Locks Waited For
       1 lock on RW-latch at 0x2ab2c679a550 created in file buf/buf0buf.c line 550
 EOF
 
-format_innodb_status $samples/innodb-status.004.txt > $TMPDIR/got
-no_diff $TMPDIR/got $TMPDIR/expected "innodb-status.004.txt" 
+format_innodb_status $samples/innodb-status.004.txt > $PT_TMPDIR/got
+no_diff $PT_TMPDIR/got $PT_TMPDIR/expected "innodb-status.004.txt" 
 
 # ###########################################################################
 # section_innodb
@@ -636,7 +636,7 @@ no_diff $TMPDIR/got $TMPDIR/expected "innodb-status.004.txt"
 
 test_format_innodb () {
    local NAME_VAL_LEN=25
-   cat <<EOF > $TMPDIR/expected
+   cat <<EOF > $PT_TMPDIR/expected
                   Version | 1.0.17-13.2
          Buffer Pool Size | 128.0M
          Buffer Pool Fill | 1%
@@ -660,8 +660,8 @@ test_format_innodb () {
       Adaptive Checkpoint | estimate
 EOF
 
-   section_innodb "$samples/temp001/mysql-variables" "$samples/temp001/mysql-status" > "$TMPDIR/got"
-   no_diff "$TMPDIR/got" "$TMPDIR/expected" "Format InnoDB"
+   section_innodb "$samples/temp001/mysql-variables" "$samples/temp001/mysql-status" > "$PT_TMPDIR/got"
+   no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "Format InnoDB"
 }
 
 test_format_innodb
@@ -673,13 +673,13 @@ test_format_innodb
 test_format_innodb_filters () {
    local NAME_VAL_LEN=20
 
-   cat <<EOF > $TMPDIR/expected
+   cat <<EOF > $PT_TMPDIR/expected
         binlog_do_db | foo
     binlog_ignore_db | mysql,test
 EOF
 
-   format_binlog_filters "$samples/mysql-show-master-status-001.txt" > "$TMPDIR/got"
-   no_diff "$TMPDIR/got" "$TMPDIR/expected" "Format InnoDB filters"
+   format_binlog_filters "$samples/mysql-show-master-status-001.txt" > "$PT_TMPDIR/got"
+   no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "Format InnoDB filters"
 }
 
 test_format_innodb_filters
@@ -692,26 +692,26 @@ OPT_SLEEP=1
 OPT_DATABASES=""
 OPT_READ_SAMPLES=""
 NAME_VAL_LEN=25
-report_mysql_summary "$samples/tempdir" | tail -n+3 > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$samples/expected_result_report_summary.txt"
+report_mysql_summary "$samples/tempdir" | tail -n+3 > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$samples/expected_result_report_summary.txt"
 
 _NO_FALSE_NEGATIVES=""
 OPT_SLEEP=10
-report_mysql_summary "$samples/temp002" 2>/dev/null | tail -n+3 > "$TMPDIR/got"
+report_mysql_summary "$samples/temp002" 2>/dev/null | tail -n+3 > "$PT_TMPDIR/got"
 no_diff \
-   "$TMPDIR/got" \
+   "$PT_TMPDIR/got" \
    "$samples/expected_output_temp002.txt" \
    "report_mysql_summary, dir: temp002"
 
-report_mysql_summary "$samples/temp003" 2>/dev/null | tail -n+3 > "$TMPDIR/got"
+report_mysql_summary "$samples/temp003" 2>/dev/null | tail -n+3 > "$PT_TMPDIR/got"
 no_diff \
-   "$TMPDIR/got" \
+   "$PT_TMPDIR/got" \
    "$samples/expected_output_temp003.txt" \
    "report_mysql_summary, dir: temp003"
 
-report_mysql_summary "$samples/temp004" 2>/dev/null | tail -n+3 > "$TMPDIR/got"
+report_mysql_summary "$samples/temp004" 2>/dev/null | tail -n+3 > "$PT_TMPDIR/got"
 no_diff \
-   "$TMPDIR/got" \
+   "$PT_TMPDIR/got" \
    "$samples/expected_output_temp004.txt" \
    "report_mysql_summary, dir: temp004"
 
diff --git a/t/lib/bash/report_system_info.sh b/t/lib/bash/report_system_info.sh
index 05e1238b..a5a29a8a 100644
--- a/t/lib/bash/report_system_info.sh
+++ b/t/lib/bash/report_system_info.sh
@@ -9,7 +9,7 @@ plan 49
 . "$LIB_DIR/report_formatting.sh"
 . "$LIB_DIR/report_system_info.sh"
 
-TMPDIR="$TEST_TMPDIR"
+PT_TMPDIR="$TEST_PT_TMPDIR"
 PATH="$PATH:$PERCONA_TOOLKIT_SANDBOX/bin"
 TOOL="pt-summary"
 
@@ -18,28 +18,28 @@ NAME_VAL_LEN=12
 
 # parse_proc_cpuinfo
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   Processors | physical = 1, cores = 2, virtual = 2, hyperthreading = no
       Speeds | 2x1300.000
       Models | 2xGenuine Intel(R) CPU U7300 @ 1.30GHz
       Caches | 2x3072 KB
 EOF
 
-parse_proc_cpuinfo "$samples/proc_cpuinfo001.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "parse_proc_cpuinfo, proc_cpuinfo001.txt"
+parse_proc_cpuinfo "$samples/proc_cpuinfo001.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "parse_proc_cpuinfo, proc_cpuinfo001.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   Processors | physical = 1, cores = 1, virtual = 2, hyperthreading = yes
       Speeds | 2x1000.000
       Models | 2xIntel(R) Atom(TM) CPU N455 @ 1.66GHz
       Caches | 2x512 KB
 EOF
 
-parse_proc_cpuinfo "$samples/proc_cpuinfo002.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "parse_proc_cpuinfo, proc_cpuinfo002.txt"
+parse_proc_cpuinfo "$samples/proc_cpuinfo002.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "parse_proc_cpuinfo, proc_cpuinfo002.txt"
 
 # parse_ethtool
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
 Settings for eth0:
    Supported ports: [ TP MII ]
    Supported link modes:   10baseT/Half 10baseT/Full 
@@ -62,19 +62,19 @@ Settings for eth0:
    Link detected: no
 EOF
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   Device    Speed     Duplex
   ========= ========= =========
   eth0       10Mb/s     Half      
 EOF
 
-parse_ethtool "$TMPDIR/in" > "$TMPDIR/got"
+parse_ethtool "$PT_TMPDIR/in" > "$PT_TMPDIR/got"
 no_diff \
-   "$TMPDIR/expected" \
-   "$TMPDIR/got" \
+   "$PT_TMPDIR/expected" \
+   "$PT_TMPDIR/got" \
    "parse_ethtool works"
 
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
 Settings for eth0:
    Supported ports: [ TP MII ]
    Supported link modes:   10baseT/Half 10baseT/Full 
@@ -117,22 +117,22 @@ Settings for eth4:
    Link detected: no
 EOF
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   Device    Speed     Duplex
   ========= ========= =========
   eth0       10Mb/s     Half      
   eth4       100Mb/s    Full      
 EOF
 
-parse_ethtool "$TMPDIR/in" > "$TMPDIR/got"
+parse_ethtool "$PT_TMPDIR/in" > "$PT_TMPDIR/got"
 no_diff \
-   "$TMPDIR/expected" \
-   "$TMPDIR/got" \
+   "$PT_TMPDIR/expected" \
+   "$PT_TMPDIR/got" \
    "parse_ethtool works if there are multiple devices"
 
 # parse_netstat
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
   Connections from remote IP addresses
     192.168.243.72      1
     192.168.243.81      2
@@ -144,10 +144,10 @@ cat <<EOF > $TMPDIR/expected
     ESTABLISHED         4
     LISTEN             15
 EOF
-parse_netstat "$samples/netstat-001.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "parse_netstat, netstat-001.txt"
+parse_netstat "$samples/netstat-001.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "parse_netstat, netstat-001.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   Connections from remote IP addresses
     10.14.82.196      175
     10.14.82.200       10
@@ -181,10 +181,10 @@ cat <<EOF > "$TMPDIR/expected"
     LISTEN             15
     TIME_WAIT        1250
 EOF
-parse_netstat "$samples/netstat-002.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "parse_netstat, netstat-002.txt"
+parse_netstat "$samples/netstat-002.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "parse_netstat, netstat-002.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   Connections from remote IP addresses
     10.8.0.12           6
     10.8.0.14           2
@@ -210,16 +210,16 @@ cat <<EOF > "$TMPDIR/expected"
     TIME_WAIT           3
 EOF
 
-parse_netstat "$samples/netstat-003.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "parse_netstat, netstat-003.txt"
+parse_netstat "$samples/netstat-003.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "parse_netstat, netstat-003.txt"
 
 # parse_lsi_megaraid
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
          BBU | 100% Charged, Temperature 18C, isSOHGood=Yes
 EOF
 
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
 BBU status for Adapter: 0
 
 BatteryType: BBU
@@ -250,11 +250,11 @@ isSOHGood: Yes
 
 Exit Code: 0x00
 EOF
-parse_lsi_megaraid_bbu_status "$TMPDIR/in" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected"
+parse_lsi_megaraid_bbu_status "$PT_TMPDIR/in" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected"
 
 # ############################################################################
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 
   PhysiclDev Type State   Errors Vendor  Model        Size
   ========== ==== ======= ====== ======= ============ ===========
@@ -264,7 +264,7 @@ cat <<EOF > "$TMPDIR/expected"
   Hard Disk  SAS  Online   0/0/0 SEAGATE ST373455SS   70007MB
 EOF
 
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
                                      
 Adapter #0
 
@@ -351,12 +351,12 @@ Media Type: Hard Disk Device
 
 Exit Code: 0x00
 EOF
-parse_lsi_megaraid_devices "$TMPDIR/in" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected"
+parse_lsi_megaraid_devices "$PT_TMPDIR/in" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected"
 
 
 # ############################################################################
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 
   PhysiclDev Type State   Errors Vendor  Model        Size
   ========== ==== ======= ====== ======= ============ ===========
@@ -366,7 +366,7 @@ cat <<EOF > "$TMPDIR/expected"
   Hard Disk  SAS  Online   0/0/0 SEAGATE ST373455SS   70007MB
 EOF
 
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
 [root@pc-db1 ~]# /opt/MegaRAID/MegaCli/MegaCli64 -LdPdInfo -aALL
                                      
 Adapter #0
@@ -487,11 +487,11 @@ Media Type: Hard Disk Device
 
 Exit Code: 0x00
 EOF
-parse_lsi_megaraid_devices "$TMPDIR/in" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected"
+parse_lsi_megaraid_devices "$PT_TMPDIR/in" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected"
 
 # ############################################################################
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 
   VirtualDev Size      RAID Level Disks SpnDpth Stripe Status  Cache
   ========== ========= ========== ===== ======= ====== ======= =========
@@ -499,7 +499,7 @@ cat <<EOF > "$TMPDIR/expected"
   1(no name) 69376MB   1 (1-0-0)      2     1-1   64kB Optimal WB, no RA
 EOF
 
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
 [root@pc-db1 ~]# /opt/MegaRAID/MegaCli/MegaCli64 -LdPdInfo -aALL
                                      
 Adapter #0
@@ -620,11 +620,11 @@ Media Type: Hard Disk Device
 
 Exit Code: 0x00
 EOF
-parse_lsi_megaraid_virtual_devices "$TMPDIR/in" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected"
+parse_lsi_megaraid_virtual_devices "$PT_TMPDIR/in" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected"
 
 # ############################################################################
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 
   VirtualDev Size      RAID Level Disks SpnDpth Stripe Status  Cache
   ========== ========= ========== ===== ======= ====== ======= =========
@@ -632,7 +632,7 @@ cat <<EOF > "$TMPDIR/expected"
   1(no name) 69376MB   1 (1-0-0)      2      1-   64kB Optimal WB, no RA
 EOF
 
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
 [root@pc-db1 ~]# /opt/MegaRAID/MegaCli/MegaCli64 -LDInfo -Lall -aAll
                                      
 
@@ -664,38 +664,38 @@ Disk Cache Policy: Disk's Default
 
 Exit Code: 0x00
 EOF
-parse_lsi_megaraid_virtual_devices "$TMPDIR/in" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected"
+parse_lsi_megaraid_virtual_devices "$PT_TMPDIR/in" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected"
 
 
 # ############################################################################
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
        Model | PERC 6/i Integrated, PCIE interface, 8 ports
        Cache | 256MB Memory, BBU Present
 EOF
 
-parse_lsi_megaraid_adapter_info "$samples/MegaCli64_AdpAllInfo_aALL001.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected"
+parse_lsi_megaraid_adapter_info "$samples/MegaCli64_AdpAllInfo_aALL001.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected"
 
 # Launchpad 886223
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 
   VirtualDev Size      RAID Level Disks SpnDpth Stripe Status  Cache
   ========== ========= ========== ===== ======= ====== ======= =========
   0(no name)  135.5 GB 0 (:-1-0)      2 Depth-2  64 KB Optimal WB, no RA
 EOF
-parse_lsi_megaraid_virtual_devices "$PERCONA_TOOLKIT_BRANCH/t/pt-summary/samples/MegaCli64_LdPdInfo_aALL_886223" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "Bug 886223"
+parse_lsi_megaraid_virtual_devices "$PERCONA_TOOLKIT_BRANCH/t/pt-summary/samples/MegaCli64_LdPdInfo_aALL_886223" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "Bug 886223"
 
 # parse_hpacucli
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
       logicaldrive 1 (136.7 GB, RAID 1, OK)
       physicaldrive 1I:1:1 (port 1I:box 1:bay 1, SAS, 146 GB, OK)
       physicaldrive 1I:1:2 (port 1I:box 1:bay 2, SAS, 146 GB, OK)
 EOF
 
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
 
 Smart Array P400i in Slot 0 (Embedded)    (sn: PH73MU7325     )
 
@@ -708,18 +708,18 @@ Smart Array P400i in Slot 0 (Embedded)    (sn: PH73MU7325     )
       physicaldrive 1I:1:2 (port 1I:box 1:bay 2, SAS, 146 GB, OK)
 
 EOF
-parse_hpacucli "$TMPDIR/in" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected"
+parse_hpacucli "$PT_TMPDIR/in" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected"
 
-parse_hpacucli "$samples/hpaculi-003.txt" > "$TMPDIR/got"
+parse_hpacucli "$samples/hpaculi-003.txt" > "$PT_TMPDIR/got"
 is \
-   "$(cat "$TMPDIR/got")" \
+   "$(cat "$PT_TMPDIR/got")" \
    "" \
    "parse_hpacucli, hpaculi-003.txt"
 
 # parse_fusionmpt_lsiutil
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 
   /proc/mpt/ioc0    LSI Logic SAS1068E B3    MPT 105   Firmware 00192f00   IOC 0
    B___T___L  Type       Vendor   Product          Rev      SASAddress     PhyNum
@@ -733,10 +733,10 @@ cat <<EOF > "$TMPDIR/expected"
    0   3  PhysDisk 2     SEAGATE  ST3146855SS      S52A  5000c500130fcaed     3
    0  10  PhysDisk 3     SEAGATE  ST3146855SS      S52A  5000c500131093f5     2
 EOF
-parse_fusionmpt_lsiutil "$samples/lsiutil-001.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "lsiutil-001.txt"
+parse_fusionmpt_lsiutil "$samples/lsiutil-001.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "lsiutil-001.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 
   /proc/mpt/ioc0    LSI Logic SAS1064E B3    MPT 105   Firmware 011e0000   IOC 0
    B___T___L  Type       Vendor   Product          Rev      SASAddress     PhyNum
@@ -746,10 +746,10 @@ cat <<EOF > "$TMPDIR/expected"
    0   2  PhysDisk 0     IBM-ESXS ST9300603SS   F  B536  5000c5001d784329     1
    0   3  PhysDisk 1     IBM-ESXS MBD2300RC        SB17  500000e113c17152     0
 EOF
-parse_fusionmpt_lsiutil "$samples/lsiutil-002.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "lsiutil-002.txt"
+parse_fusionmpt_lsiutil "$samples/lsiutil-002.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "lsiutil-002.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 
   /proc/mpt/ioc0    LSI Logic SAS1064E B3    MPT 105   Firmware 011e0000   IOC 0
    B___T___L  Type       Vendor   Product          Rev      SASAddress     PhyNum
@@ -759,12 +759,12 @@ cat <<EOF > "$TMPDIR/expected"
    0   2  PhysDisk 0     IBM-ESXS MBD2300RC        SB17  500000e113c00ed2     1
    0   3  PhysDisk 1     IBM-ESXS MBD2300RC        SB17  500000e113c17ee2     0
 EOF
-parse_fusionmpt_lsiutil "$samples/lsiutil-003.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "lsiutil-003.txt"
+parse_fusionmpt_lsiutil "$samples/lsiutil-003.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "lsiutil-003.txt"
 
 # parse_free_minus_b
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
        Total | 3.9G
         Free | 1.4G
         Used | physical = 2.5G, swap allocated = 4.9G, swap used = 0.0, virtual = 2.5G
@@ -773,7 +773,7 @@ cat <<EOF > "$TMPDIR/expected"
        Dirty | 60 kB
 EOF
 
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
              total       used       free     shared    buffers     cached
 Mem:    4182048768 2653696000 1528352768          0  138240000 2060787712
 -/+ buffers/cache:  454668288 3727380480
@@ -824,11 +824,11 @@ Hugepagesize:       2048 kB
 DirectMap4k:       10232 kB
 DirectMap2M:      897024 kB
 EOF
-parse_free_minus_b "$TMPDIR/in" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "parse_free_minus_b"
+parse_free_minus_b "$PT_TMPDIR/in" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "parse_free_minus_b"
 
 # Bug 993436: Memory: Total reports M when it should say G
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
        Total | 1010.5M
         Free | 784.4M
         Used | physical = 226.1M, swap allocated = 2.0G, swap used = 0.0, virtual = 226.1M
@@ -836,21 +836,21 @@ cat <<EOF > "$TMPDIR/expected"
       Caches | 122.2M
        Dirty | 152 kB
 EOF
-parse_free_minus_b "$T_DIR/pt-summary/samples/Linux/002/memory" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "parse_free_minus_b (bug 993436)"
+parse_free_minus_b "$T_DIR/pt-summary/samples/Linux/002/memory" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "parse_free_minus_b (bug 993436)"
 
 # parse_filesystems
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
   Filesystem  Size Used Type  Opts Mountpoint
   /dev/sda1    99M  13% ext3  rw   /boot
   /dev/sda2   540G  89% ext3  rw   /
   tmpfs        48G   0% tmpfs rw   /dev/shm
 EOF
-parse_filesystems "$samples/df-mount-003.txt" "Linux" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "df-mount-003.txt Linux"
+parse_filesystems "$samples/df-mount-003.txt" "Linux" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "df-mount-003.txt Linux"
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
   Filesystem  Size Used Type        Opts              Mountpoint
   /dev/sda1   9.9G  34% ext3        rw                /
   /dev/sdb    414G   1% ext3        rw                /mnt
@@ -860,10 +860,10 @@ cat <<EOF > $TMPDIR/expected
   none        7.6G   0% proc        rw                /dev/shm
   none        7.6G   0% sysfs       rw                /dev/shm
 EOF
-parse_filesystems "$samples/df-mount-004.txt" "Linux" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "df-mount-004.txt Linux"
+parse_filesystems "$samples/df-mount-004.txt" "Linux" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "df-mount-004.txt Linux"
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
   Filesystem                         Size Used Type  Opts       Mountpoint
   /dev/cciss/c0d0p1                   99M  24% ext3  rw         /boot
   /dev/mapper/VolGroup00-LogVol00    194G  58% ext3  rw         /
@@ -871,10 +871,10 @@ cat <<EOF > $TMPDIR/expected
   /dev/mapper/VolGroup01-mysql_data 1008G  44% ext3  rw,noatime /data/mysql-data
   tmpfs                               48G   0% tmpfs rw         /dev/shm
 EOF
-parse_filesystems "$samples/df-mount-005.txt" "Linux" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "df-mount-005.txt Linux"
+parse_filesystems "$samples/df-mount-005.txt" "Linux" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "df-mount-005.txt Linux"
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
   Filesystem   Size Used Type  Opts                Mountpoint
   /dev/ad0s1a  496M  32% ufs   local               /
   /dev/ad0s1d  1.1G   1% ufs   local, soft-updates /var
@@ -882,12 +882,12 @@ cat <<EOF > $TMPDIR/expected
   /dev/ad0s1f   17G   9% ufs   local, soft-updates /usr
   devfs        1.0K 100% devfs local               /dev
 EOF
-parse_filesystems "$samples/df-mount-006.txt" "FreeBSD" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "df-mount-006.txt FreeBSD"
+parse_filesystems "$samples/df-mount-006.txt" "FreeBSD" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "df-mount-006.txt FreeBSD"
 
 # parse_ip_s_link
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   interface  rx_bytes rx_packets  rx_errors   tx_bytes tx_packets  tx_errors
   ========= ========= ========== ========== ========== ========== ==========
   lo          3000000      25000          0    3000000      25000          0
@@ -895,10 +895,10 @@ cat <<EOF > "$TMPDIR/expected"
   wlan0      50000000      80000          0   20000000      90000          0
   vboxnet0          0          0          0          0          0          0
 EOF
-parse_ip_s_link "$samples/ip-s-link-001.txt" > $TMPDIR/got
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "ip-s-link-001.txt"
+parse_ip_s_link "$samples/ip-s-link-001.txt" > $PT_TMPDIR/got
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "ip-s-link-001.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   interface  rx_bytes rx_packets  rx_errors   tx_bytes tx_packets  tx_errors
   ========= ========= ========== ========== ========== ========== ==========
   lo       3500000000  350000000          0 3500000000  350000000          0
@@ -906,10 +906,10 @@ cat <<EOF > "$TMPDIR/expected"
   eth1     1250000000   60000000          0  900000000   50000000          0
   sit0              0          0          0          0          0          0
 EOF
-parse_ip_s_link "$samples/ip-s-link-002.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "ip-s-link-002.txt"
+parse_ip_s_link "$samples/ip-s-link-002.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "ip-s-link-002.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   interface  rx_bytes rx_packets  rx_errors   tx_bytes tx_packets  tx_errors
   ========= ========= ========== ========== ========== ========== ==========
   lo         25000000     300000          0   25000000     300000          0
@@ -917,12 +917,12 @@ cat <<EOF > "$TMPDIR/expected"
   wlan0             0          0          0          0          0          0
   virbr0            0          0          0          0          0          0
 EOF
-parse_ip_s_link "$samples/ip-s-link-003.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "ip-s-link-003.txt"
+parse_ip_s_link "$samples/ip-s-link-003.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "ip-s-link-003.txt"
 
 # parse_fdisk
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
 Device       Type      Start        End               Size
 ============ ==== ========== ========== ==================
 /dev/dm-0    Disk                             494609104896
@@ -931,30 +931,30 @@ Device       Type      Start        End               Size
 /dev/sda1    Part          1         26          205632000
 /dev/sda2    Part         26      60801       499891392000
 EOF
-parse_fdisk "$samples/fdisk-01.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "parse_fdisk"
+parse_fdisk "$samples/fdisk-01.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "parse_fdisk"
 
 # parse_ethernet_controller_lspci
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
   Controller | Broadcom Corporation NetXtreme II BCM5708 Gigabit Ethernet (rev 12)
   Controller | Broadcom Corporation NetXtreme II BCM5708 Gigabit Ethernet (rev 12)
 EOF
-parse_ethernet_controller_lspci "$samples/lspci-001.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected"
+parse_ethernet_controller_lspci "$samples/lspci-001.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected"
 
 # parse_dmidecode_mem_devices
 
-cat <<EOF > $TMPDIR/expected
+cat <<EOF > $PT_TMPDIR/expected
   Locator   Size     Speed             Form Factor   Type          Type Detail
   ========= ======== ================= ============= ============= ===========
   SODIMM0   2048 MB  800 MHz           SODIMM        Other         Synchronous
   SODIMM1   2048 MB  800 MHz           SODIMM        Other         Synchronous
 EOF
-parse_dmidecode_mem_devices "$samples/dmidecode-001.txt" > $TMPDIR/got
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "dmidecode-001.tx"
+parse_dmidecode_mem_devices "$samples/dmidecode-001.txt" > $PT_TMPDIR/got
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "dmidecode-001.tx"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   Locator   Size     Speed             Form Factor   Type          Type Detail
   ========= ======== ================= ============= ============= ===========
   DIMM1     2048 MB  667 MHz (1.5 ns)  {OUT OF SPEC} {OUT OF SPEC} Synchronous
@@ -966,10 +966,10 @@ cat <<EOF > "$TMPDIR/expected"
   DIMM7     2048 MB  667 MHz (1.5 ns)  {OUT OF SPEC} {OUT OF SPEC} Synchronous
   DIMM8     2048 MB  667 MHz (1.5 ns)  {OUT OF SPEC} {OUT OF SPEC} Synchronous
 EOF
-parse_dmidecode_mem_devices "$samples/dmidecode-002.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "dmidecode-002.tx"
+parse_dmidecode_mem_devices "$samples/dmidecode-002.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "dmidecode-002.tx"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   Locator   Size     Speed             Form Factor   Type          Type Detail
   ========= ======== ================= ============= ============= ===========
             1024 kB  33 MHz            Other         Flash         Non-Volatile
@@ -992,10 +992,10 @@ cat <<EOF > "$TMPDIR/expected"
   D7        {EMPTY}  1333 MHz          DIMM          Other         Other   
   D8        {EMPTY}  1333 MHz          DIMM          Other         Other   
 EOF
-parse_dmidecode_mem_devices "$samples/dmidecode-003.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "dmidecode-003.txt"
+parse_dmidecode_mem_devices "$samples/dmidecode-003.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "dmidecode-003.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   Locator   Size     Speed             Form Factor   Type          Type Detail
   ========= ======== ================= ============= ============= ===========
   DIMM_A2   4096 MB  1066 MHz (0.9 ns) DIMM          {OUT OF SPEC} Synchronous
@@ -1011,10 +1011,10 @@ cat <<EOF > "$TMPDIR/expected"
   DIMM_B1   {EMPTY}  Unknown           DIMM          {OUT OF SPEC} Synchronous
   DIMM_B4   {EMPTY}  Unknown           DIMM          {OUT OF SPEC} Synchronous
 EOF
-parse_dmidecode_mem_devices "$samples/dmidecode-004.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "dmidecode-004.txt"
+parse_dmidecode_mem_devices "$samples/dmidecode-004.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "dmidecode-004.txt"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
   Locator   Size     Speed             Form Factor   Type          Type Detail
   ========= ======== ================= ============= ============= ===========
   P1-DIMM1A 16384 MB 1066 MHz (0.9 ns) DIMM          {OUT OF SPEC} Other   
@@ -1037,12 +1037,12 @@ cat <<EOF > "$TMPDIR/expected"
   P2-DIMM3B {EMPTY}  Unknown           DIMM          {OUT OF SPEC} Other   
   P2-DIMM3C {EMPTY}  Unknown           DIMM          {OUT OF SPEC} Other   
 EOF
-parse_dmidecode_mem_devices "$samples/dmidecode-005.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "dmidecode-005.txt"
+parse_dmidecode_mem_devices "$samples/dmidecode-005.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "dmidecode-005.txt"
 
 # parse_arcconf
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
        Specs | Adaptec 3405, SAS/SATA, 128 MB cache, Optimal
      Battery | 99%, 3d1h11m remaining, Optimal
 
@@ -1058,7 +1058,7 @@ cat <<EOF > "$TMPDIR/expected"
   Hard drive Online  SAS 3.0 Gb/s  SEAGATE ST3146855SS  140014 MB   On (WB)
 EOF
 
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
 # /usr/StorMan/arcconf getconfig 1
 Controllers found: 1
 ----------------------------------------------------------------------
@@ -1193,10 +1193,10 @@ Physical Device information
 Command completed successfully.
 
 EOF
-parse_arcconf "$TMPDIR/in" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected"
+parse_arcconf "$PT_TMPDIR/in" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
        Specs | Adaptec 3405, SAS/SATA, 128 MB cache, Optimal
      Battery | 99%, 3d1h11m remaining, Optimal
 
@@ -1211,12 +1211,12 @@ cat <<EOF > "$TMPDIR/expected"
   Hard drive Online  SAS 3.0 Gb/s  SEAGATE ST3300655SS  286102 MB   On (WB)
   Hard drive Online  SAS 3.0 Gb/s  SEAGATE ST3300655SS  286102 MB   On (WB)
 EOF
-parse_arcconf "$samples/arcconf-002.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "arcconf-002.txt"
+parse_arcconf "$samples/arcconf-002.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "arcconf-002.txt"
 
 # Launchpad 917781, parse_arcconf doesn't work with ZMM
 # https://bugs.launchpad.net/percona-toolkit/+bug/917781
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
        Specs | Adaptec 5405Z, SAS/SATA, 512 MB cache, Optimal
      Battery | ZMM Optimal
 
@@ -1232,12 +1232,12 @@ cat <<EOF > "$TMPDIR/expected"
   Hard drive Full rpm,Powered off SATA 3.0 Gb/s WDC     WD3000HLFS-0 286168 MB   On (WB)
 EOF
 
-parse_arcconf "$samples/arcconf-004_917781.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "Bug 917781"
+parse_arcconf "$samples/arcconf-004_917781.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "Bug 917781"
 
 # Launchpad 900285, ${var/ /} doesn't work in sh
 # https://bugs.launchpad.net/percona-toolkit/+bug/900285
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
        Specs | Adaptec 5805Z, SAS/SATA, 512 MB cache, Optimal
      Battery | ZMM Optimal
 
@@ -1255,24 +1255,24 @@ cat <<EOF > "$TMPDIR/expected"
   Hard drive Full rpm,Powered off SAS 3.0 Gb/s  SEAGATE ST3300657SS  286102 MB   On (WB)
   Hard drive Full rpm,Powered off SAS 3.0 Gb/s  SEAGATE ST3300657SS  286102 MB   On (WB)
 EOF
-parse_arcconf "$samples/arcconf-003_900285.txt" > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "Bug 900285"
+parse_arcconf "$samples/arcconf-003_900285.txt" > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "Bug 900285"
 
 # parse_uptime
 
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
  15:10:14 up 1 day, 15:08, 11 users,  load average: 0.18, 0.09, 0.08
 EOF
 is \
-   "$( parse_uptime "$TMPDIR/in" )" \
+   "$( parse_uptime "$PT_TMPDIR/in" )" \
    "1 day, 15:08, 11 users,  load average: 0.18, 0.09, 0.08" \
    "parse_uptime works with Ubuntu's uptime"
 
-cat <<EOF > "$TMPDIR/in"
+cat <<EOF > "$PT_TMPDIR/in"
  some weird format etc 1 day, 15:08, 11 users,  load average: 0.18, 0.09, 0.08
 EOF
 is \
-   "$( parse_uptime "$TMPDIR/in" )" \
+   "$( parse_uptime "$PT_TMPDIR/in" )" \
    " some weird format etc 1 day, 15:08, 11 users,  load average: 0.18, 0.09, 0.08" \
    "parse_uptime returns uptime as-if if it doesn't contain an 'up'"
 
@@ -1284,16 +1284,16 @@ is \
    "format_lvs has a meaningful error message if all goes wrong"
 
 
-echo "Pretending to be an lvs dump" > "$TMPDIR/in"
+echo "Pretending to be an lvs dump" > "$PT_TMPDIR/in"
 is \
-   "$(format_lvs "$TMPDIR/in" "")" \
+   "$(format_lvs "$PT_TMPDIR/in" "")" \
    "Pretending to be an lvs dump" \
    "format_lvs dumps the file passed in"
 
 # report_system_summary
 parse_options "$BIN_DIR/pt-summary"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
     Hostname | 
       Uptime | 57 mins, 1 user, load averages: 0.16, 0.03, 0.07
     Platform | FreeBSD
@@ -1345,10 +1345,10 @@ Architecture | CPU = 32-bit, OS = 32-bit
  0 0 0   58164  339792     0   0   0   0     0   0   0   0  231  115  229  0  5 95
 # The End ####################################################
 EOF
-report_system_summary "$samples/BSD/freebsd_001" | tail -n +3 > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "report_system_summary works with samples from a FreeBSD box"
+report_system_summary "$samples/BSD/freebsd_001" | tail -n +3 > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "report_system_summary works with samples from a FreeBSD box"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
     Hostname | 
       Uptime | 43 mins, 2 users, load averages: 0.00, 0.00, 0.00
     Platform | NetBSD
@@ -1399,10 +1399,10 @@ Architecture | CPU = 32-bit, OS = 32-bit
  0 0 0  78564  21364    0   0   0    0    0    0  0  0  101   11  10  0 0 100
 # The End ####################################################
 EOF
-report_system_summary "$samples/BSD/netbsd_001" | tail -n +3 > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "netbsd_001"
+report_system_summary "$samples/BSD/netbsd_001" | tail -n +3 > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "netbsd_001"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
     Hostname | openbsd.my.domain
       Uptime | 1:14, 1 user, load averages: 0.44, 0.20, 0.16
     Platform | OpenBSD
@@ -1451,10 +1451,10 @@ Architecture | CPU = 32-bit, OS = 32-bit
  0 0 0   7496  191456   11   0   0   0   0   0   0   0  230    23   12  0  0 100
 # The End ####################################################
 EOF
-report_system_summary "$samples/BSD/openbsd_001" | tail -n +3  > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "openbsd_001"
+report_system_summary "$samples/BSD/openbsd_001" | tail -n +3  > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "openbsd_001"
 
-cat <<EOF > "$TMPDIR/expected"
+cat <<EOF > "$PT_TMPDIR/expected"
     Hostname | hugmeir
       Uptime | 1 day, 15:14,  5 users,  load average: 0.00, 0.06, 0.07
       System | Quanta; UW3; vTBD (Other)
@@ -1570,11 +1570,11 @@ Unable to collect information
 # The End ####################################################
 EOF
 
-report_system_summary "$samples/Linux/001" | tail -n +3 > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$TMPDIR/expected" "Linux/001 (Ubuntu)"
+report_system_summary "$samples/Linux/001" | tail -n +3 > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$PT_TMPDIR/expected" "Linux/001 (Ubuntu)"
 
-report_system_summary "$samples/Linux/002" | tail -n +3 > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$samples/Linux/output_002.txt" "Linux/002 (CentOS 5.7, as root)"
+report_system_summary "$samples/Linux/002" | tail -n +3 > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$samples/Linux/output_002.txt" "Linux/002 (CentOS 5.7, as root)"
 
-report_system_summary "$samples/Linux/003" | tail -n +3 > "$TMPDIR/got"
-no_diff "$TMPDIR/got" "$samples/Linux/output_003.txt" "Linux/003 (CentOS 5.7, as non-root)"
+report_system_summary "$samples/Linux/003" | tail -n +3 > "$PT_TMPDIR/got"
+no_diff "$PT_TMPDIR/got" "$samples/Linux/output_003.txt" "Linux/003 (CentOS 5.7, as non-root)"
diff --git a/t/lib/bash/safeguards.sh b/t/lib/bash/safeguards.sh
index adcd3b62..22033e03 100644
--- a/t/lib/bash/safeguards.sh
+++ b/t/lib/bash/safeguards.sh
@@ -5,16 +5,16 @@ plan 11
 source "$LIB_DIR/log_warn_die.sh"
 source "$LIB_DIR/safeguards.sh"
 
-TMPDIR="$TEST_TMPDIR"
+PT_TMPDIR="$TEST_PT_TMPDIR"
 SAMPLE="$T_LIB_DIR/samples/bash"
 
-disk_space "/" > $TMPDIR/df-out
+disk_space "/" > $PT_TMPDIR/df-out
 cmd_ok \
-   "grep -q Avail $TMPDIR/df-out" \
+   "grep -q Avail $PT_TMPDIR/df-out" \
    "disk_space()"
 
 is \
-   "`wc -l $TMPDIR/df-out | awk '{print $1}'`" \
+   "`wc -l $PT_TMPDIR/df-out | awk '{print $1}'`" \
    "2" \
    "2-line df output"
 
@@ -27,23 +27,23 @@ is \
 #   pct free = 100 - 81         = 19 %
 
 # want free - 100, 18 < 19, so this should be ok.
-check_disk_space "$SAMPLE/diskspace001.txt" 24051212188 18 >$TMPDIR/out 2>&1
+check_disk_space "$SAMPLE/diskspace001.txt" 24051212188 18 >$PT_TMPDIR/out 2>&1
 is "$?" "0" "Enough disk space"
 is \
-   "`cat $TMPDIR/out`" \
+   "`cat $PT_TMPDIR/out`" \
    "" \
    "No output if enough disk space"
 
 #  want free - 100 is ok, but 20 < 19 is not.
-check_disk_space "$SAMPLE/diskspace001.txt" 24051212188 20 >$TMPDIR/out 2>&1
+check_disk_space "$SAMPLE/diskspace001.txt" 24051212188 20 >$PT_TMPDIR/out 2>&1
 is "$?" "1" "Not enough % free"
 
 # want free + 100, so this should fail
 # (real free is 100 bytes under what we want)
-check_disk_space "$SAMPLE/diskspace001.txt" 24051212388 18 >$TMPDIR/out 2>&1
+check_disk_space "$SAMPLE/diskspace001.txt" 24051212388 18 >$PT_TMPDIR/out 2>&1
 is "$?" "1" "Not enough MB free"
 cmd_ok \
-   "grep -q 'Actual: 19% free, 24051212288 bytes free (- 0 bytes margin)' $TMPDIR/out" \
+   "grep -q 'Actual: 19% free, 24051212288 bytes free (- 0 bytes margin)' $PT_TMPDIR/out" \
    "Warning if not enough disk space"
 
 # ###########################################################################
@@ -55,14 +55,14 @@ check_disk_space "$SAMPLE/diskspace001.txt" 24051212188 18 50
 is "$?" "0" "Enough disk space with margin"
 
 # want free - 100 + 101 margin, so real free is 1 byte under what we want.
-check_disk_space "$SAMPLE/diskspace001.txt" 24051212188 18 101 >$TMPDIR/out 2>&1
+check_disk_space "$SAMPLE/diskspace001.txt" 24051212188 18 101 >$PT_TMPDIR/out 2>&1
 is "$?" "1" "Not enough MB free with margin"
 
 # want free - 100 + 50 margin ok but %free will be 19 which is < 25.
-check_disk_space "$SAMPLE/diskspace001.txt" 24051212188 25 50 >$TMPDIR/out 2>&1
+check_disk_space "$SAMPLE/diskspace001.txt" 24051212188 25 50 >$PT_TMPDIR/out 2>&1
 is "$?" "1" "Not enough % free with margin"
 cmd_ok \
-   "grep -q 'Actual:[ ]*19% free,' $TMPDIR/out" \
+   "grep -q 'Actual:[ ]*19% free,' $PT_TMPDIR/out" \
    "Calculates % free with margin"
 
 # ###########################################################################
diff --git a/t/lib/bash/summary_common.sh b/t/lib/bash/summary_common.sh
index b63fa24e..20c39451 100644
--- a/t/lib/bash/summary_common.sh
+++ b/t/lib/bash/summary_common.sh
@@ -2,12 +2,12 @@
 
 plan 10
 
-TMPDIR="$TEST_TMPDIR"
+PT_TMPDIR="$TEST_PT_TMPDIR"
 PATH="$PATH:$PERCONA_TOOLKIT_SANDBOX/bin"
 
 . "$LIB_DIR/summary_common.sh"
 
-p="$TMPDIR/get_var_samples"
+p="$PT_TMPDIR/get_var_samples"
 
 echo "test1    abcdef" > "$p"
 is \
diff --git a/t/lib/bash/tmpdir.sh b/t/lib/bash/tmpdir.sh
index e8e6eb67..5dad5590 100644
--- a/t/lib/bash/tmpdir.sh
+++ b/t/lib/bash/tmpdir.sh
@@ -5,17 +5,17 @@ plan 10
 source "$LIB_DIR/log_warn_die.sh"
 source "$LIB_DIR/tmpdir.sh"
 
-is "$TMPDIR" "" "TMPDIR not defined"
+is "$PT_TMPDIR" "" "PT_TMPDIR not defined"
 
 mk_tmpdir
-cmd_ok "test -d $TMPDIR" "mk_tmpdir makes secure tmpdir"
+cmd_ok "test -d $PT_TMPDIR" "mk_tmpdir makes secure tmpdir"
 
-tmpdir=$TMPDIR;
+tmpdir="$PT_TMPDIR";
 
 rm_tmpdir
 cmd_ok "test ! -d $tmpdir" "rm_tmpdir"
 
-is "$TMPDIR" "" "rm_tmpdir resets TMPDIR"
+is "$PT_TMPDIR" "" "rm_tmpdir resets PT_TMPDIR"
 
 # ###########################################################################
 # User-specified tmpdir.
@@ -23,12 +23,12 @@ is "$TMPDIR" "" "rm_tmpdir resets TMPDIR"
 
 dir="/tmp/use--tmpdir"
 
-is "$TMPDIR" "" "TMPDIR not defined"
+is "$PT_TMPDIR" "" "PT_TMPDIR not defined"
 
 cmd_ok "test ! -d $dir" "--tmpdir does not exist yet"
 
 mk_tmpdir $dir
-is "$TMPDIR" "$dir" "mk_tmpdir uses --tmpdir"
+is "$PT_TMPDIR" "$dir" "mk_tmpdir uses --tmpdir"
 
 cmd_ok "test -d $dir" "mk_tmpdir creates --tmpdir"
 
@@ -47,9 +47,9 @@ tempdir_test () {
 
    mk_tmpdir
 
-   is "$(dirname "$TMPDIR")" \
+   is "$(dirname "$PT_TMPDIR")" \
       "$new_TEMP"            \
-      'mk_tmpdir respects $TMPDIR'
+      'mk_tmpdir respects $PT_TMPDIR'
 
    rm_tmpdir
 
diff --git a/t/pt-ioprofile/summarize_strace.sh b/t/pt-ioprofile/summarize_strace.sh
index 40f9589e..86b111c7 100644
--- a/t/pt-ioprofile/summarize_strace.sh
+++ b/t/pt-ioprofile/summarize_strace.sh
@@ -4,7 +4,7 @@ TESTS=2
 
 source "$BIN_DIR/pt-ioprofile"
 SAMPLES="$T_DIR/samples"
-TMPDIR=$TEST_TMPDIR
+PT_TMPDIR=$TEST_PT_TMPDIR
 
 # ###########################################################################
 # summarize_strace sum times filename
@@ -15,10 +15,10 @@ summarize_strace          \
    "times"                \
    "filename"             \
    "$SAMPLES/001-tab.txt" \
-> $TEST_TMPDIR/got
+> $TEST_PT_TMPDIR/got
 
 no_diff \
-   $TEST_TMPDIR/got \
+   $TEST_PT_TMPDIR/got \
    $SAMPLES/001-summarized-sum-times-filename.txt \
    "summarize_strace sum times filename"
 
@@ -31,10 +31,10 @@ summarize_strace          \
    "times"                \
    "all"                  \
    "$SAMPLES/002-tab.txt" \
-> $TEST_TMPDIR/got
+> $TEST_PT_TMPDIR/got
 
 no_diff \
-   $TEST_TMPDIR/got \
+   $TEST_PT_TMPDIR/got \
    $SAMPLES/002-summarized-sum-times-all.txt \
    "summarize_strace sum times all"
 
diff --git a/t/pt-ioprofile/tabulate_strace.sh b/t/pt-ioprofile/tabulate_strace.sh
index ec80e11d..285ae626 100644
--- a/t/pt-ioprofile/tabulate_strace.sh
+++ b/t/pt-ioprofile/tabulate_strace.sh
@@ -4,17 +4,17 @@ TESTS=2
 
 source "$BIN_DIR/pt-ioprofile"
 SAMPLES="$T_DIR/samples"
-TMPDIR=$TEST_TMPDIR
+PT_TMPDIR=$TEST_PT_TMPDIR
 
-tabulate_strace $SAMPLES/003-samples.txt > $TEST_TMPDIR/got
+tabulate_strace $SAMPLES/003-samples.txt > $TEST_PT_TMPDIR/got
 no_diff \
-   $TEST_TMPDIR/got \
+   $TEST_PT_TMPDIR/got \
    $SAMPLES/003-tab.txt \
    "tabulate 003-samples.txt"
 
-tabulate_strace $SAMPLES/004-samples.txt > $TEST_TMPDIR/got
+tabulate_strace $SAMPLES/004-samples.txt > $TEST_PT_TMPDIR/got
 no_diff \
-   $TEST_TMPDIR/got \
+   $TEST_PT_TMPDIR/got \
    $SAMPLES/004-tab.txt \
    "tabulate 004-samples.txt"
 
diff --git a/t/pt-pmp/aggregate_stacktrace.sh b/t/pt-pmp/aggregate_stacktrace.sh
index 80e68bff..62dbb549 100644
--- a/t/pt-pmp/aggregate_stacktrace.sh
+++ b/t/pt-pmp/aggregate_stacktrace.sh
@@ -3,12 +3,12 @@
 # This test file must be ran by util/test-bash-functions.
 
 TESTS=6
-TMPDIR=$TEST_TMPDIR
+PT_TMPDIR=$TEST_PT_TMPDIR
 
 # ############################################################################
 TEST_NAME="stacktrace-001.txt"
 # ############################################################################
-cat > $TMPDIR/expected <<EOF
+cat > $PT_TMPDIR/expected <<EOF
     187 __lll_mutex_lock_wait,_L_mutex_lock_1133,pthread_mutex_lock,safe_mutex_lock,open_table,open_tables,open_and_lock_tables,mysql_execute_command,mysql_parse,dispatch_command,handle_one_connection,start_thread,clone
      62 __lll_mutex_lock_wait,_L_mutex_lock_1133,pthread_mutex_lock,safe_mutex_lock,close_thread_tables,dispatch_command,handle_one_connection,start_thread,clone
      39 read,vio_read,my_real_read,my_net_read,handle_one_connection,start_thread,clone
@@ -31,13 +31,13 @@ cat > $TMPDIR/expected <<EOF
       1 do_sigwait,sigwait,signal_hand,start_thread,clone
 EOF
 
-aggregate_stacktrace 0 samples/stacktrace-001.txt > $TMPDIR/got
-no_diff $TMPDIR/got $TMPDIR/expected
+aggregate_stacktrace 0 samples/stacktrace-001.txt > $PT_TMPDIR/got
+no_diff $PT_TMPDIR/got $PT_TMPDIR/expected
 
 # ############################################################################
 TEST_NAME="stacktrace-002.txt"
 # ############################################################################
-cat > $TMPDIR/expected <<EOF
+cat > $PT_TMPDIR/expected <<EOF
    2387 pthread_cond_wait,open_table,open_tables,open_and_lock_tables_derived,execute_sqlcom_select,mysql_execute_command,mysql_parse,dispatch_command,do_command,handle_one_connection,start_thread,clone
       5 pthread_cond_wait,open_table,open_tables,open_and_lock_tables_derived,mysql_insert,mysql_execute_command,mysql_parse,dispatch_command,do_command,handle_one_connection,start_thread,clone
       4 pthread_cond_wait,os_event_wait_low,os_aio_simulated_handle,fil_aio_wait,io_handler_thread,start_thread,clone
@@ -52,13 +52,13 @@ cat > $TMPDIR/expected <<EOF
       1 do_sigwait,sigwait,signal_hand,start_thread,clone
 EOF
 
-aggregate_stacktrace 0 samples/stacktrace-002.txt > $TMPDIR/got
-no_diff $TMPDIR/got $TMPDIR/expected
+aggregate_stacktrace 0 samples/stacktrace-002.txt > $PT_TMPDIR/got
+no_diff $PT_TMPDIR/got $PT_TMPDIR/expected
 
 # ############################################################################
 TEST_NAME="stacktrace-003.txt"
 # ############################################################################
-cat > $TMPDIR/expected <<EOF
+cat > $PT_TMPDIR/expected <<EOF
      35 pthread_cond_wait,end_thread,handle_one_connection,start_thread,clone
      20 read,read,vio_read,my_real_read,my_net_read,handle_one_connection,start_thread,clone
      18 pthread_cond_wait,os_event_wait_low,os_aio_simulated_handle,fil_aio_wait,io_handler_thread,start_thread,clone
@@ -72,13 +72,13 @@ cat > $TMPDIR/expected <<EOF
       1 btr_cur_search_to_nth_level,btr_estimate_n_rows_in_range,ha_innobase::records_in_range,check_quick_keys,check_quick_keys,check_quick_keys,check_quick_keys,check_quick_keys,check_quick_keys,check_quick_keys,check_quick_keys,check_quick_keys,check_quick_keys,check_quick_keys,check_quick_select,get_key_scans_params,SQL_SELECT::test_quick_select,get_quick_record_count,make_join_statistics,JOIN::optimize,mysql_select,handle_select,mysql_execute_command,mysql_parse,dispatch_command,handle_one_connection,start_thread,clone
 EOF
 
-aggregate_stacktrace 0 samples/stacktrace-003.txt > $TMPDIR/got
-no_diff $TMPDIR/got $TMPDIR/expected
+aggregate_stacktrace 0 samples/stacktrace-003.txt > $PT_TMPDIR/got
+no_diff $PT_TMPDIR/got $PT_TMPDIR/expected
 
 # ############################################################################
 TEST_NAME="stacktrace-003-b.txt"
 # ############################################################################
-cat > $TMPDIR/expected <<EOF
+cat > $PT_TMPDIR/expected <<EOF
      35 pthread_cond_wait,end_thread
      20 read,read
      18 pthread_cond_wait,os_event_wait_low
@@ -90,13 +90,13 @@ cat > $TMPDIR/expected <<EOF
       1 btr_cur_search_to_nth_level,btr_estimate_n_rows_in_range
 EOF
 
-aggregate_stacktrace 2 samples/stacktrace-003.txt > $TMPDIR/got
-no_diff $TMPDIR/got $TMPDIR/expected
+aggregate_stacktrace 2 samples/stacktrace-003.txt > $PT_TMPDIR/got
+no_diff $PT_TMPDIR/got $PT_TMPDIR/expected
 
 # ############################################################################
 TEST_NAME="stacktrace-004.txt"
 # ############################################################################
-cat > $TMPDIR/expected <<EOF
+cat > $PT_TMPDIR/expected <<EOF
      33 pthread_cond_wait,boost::condition_variable::wait,Queue::pop,Worker::work,boost::_mfi::mf0::operator,boost::_bi::list1::operator,boost::_bi::bind_t::operator,boost::detail::thread_data::run,thread_proxy,start_thread,clone,??
       1 StringBuilder::length,Parser::add,Parser::try_parse_query,Parser::parse_block,Parser::work,boost::_mfi::mf0::operator,boost::_bi::list1::operator,boost::_bi::bind_t::operator,boost::detail::thread_data::run,thread_proxy,start_thread,clone,??
       1 pthread_cond_wait,boost::thread::join,LogReader::wait,Replay::wait,main
@@ -104,13 +104,13 @@ cat > $TMPDIR/expected <<EOF
       1 pthread_cond_wait,boost::condition_variable::wait,Queue::pop,Reporter::work,boost::_mfi::mf0::operator,boost::_bi::list1::operator,boost::_bi::bind_t::operator,boost::detail::thread_data::run,thread_proxy,start_thread,clone,??
 EOF
 
-aggregate_stacktrace 0 samples/stacktrace-004.txt > $TMPDIR/got
-no_diff $TMPDIR/got $TMPDIR/expected
+aggregate_stacktrace 0 samples/stacktrace-004.txt > $PT_TMPDIR/got
+no_diff $PT_TMPDIR/got $PT_TMPDIR/expected
 
 # ############################################################################
 TEST_NAME="stacktrace-005.txt"
 # ############################################################################
-cat > $TMPDIR/expected <<EOF
+cat > $PT_TMPDIR/expected <<EOF
      32 read,vio_read_buff,libmysqlclient::??,my_net_read,cli_safe_read,libmysqlclient::??,mysql_real_query,Connection::run,Worker::work,thread_proxy,start_thread,clone,??
       1 pthread_cond_wait,LogReader::work,thread_proxy,start_thread,clone,??
       1 pthread_cond_wait,boost::thread::join,main
@@ -119,5 +119,5 @@ cat > $TMPDIR/expected <<EOF
       1 pthread_cond_wait,boost::condition_variable::wait,Queue::push,Parser::work,thread_proxy,start_thread,clone,??
 EOF
 
-aggregate_stacktrace 0 samples/stacktrace-005.txt > $TMPDIR/got
-no_diff $TMPDIR/got $TMPDIR/expected
+aggregate_stacktrace 0 samples/stacktrace-005.txt > $PT_TMPDIR/got
+no_diff $PT_TMPDIR/got $PT_TMPDIR/expected
diff --git a/util/test-bash-functions b/util/test-bash-functions
index b689f9f0..0e715522 100755
--- a/util/test-bash-functions
+++ b/util/test-bash-functions
@@ -40,10 +40,10 @@ SANDBOX_VERSION="$($BRANCH/sandbox/test-env version)"
 # Paths
 # ############################################################################
 
-# Do not use TMPDIR because the tools use it for their own secure tmpdir.
-TEST_TMPDIR="/tmp/percona-toolkit.test"
-if [ ! -d $TEST_TMPDIR ]; then
-   mkdir $TEST_TMPDIR
+# Do not use PT_TMPDIR because the tools use it for their own secure tmpdir.
+TEST_PT_TMPDIR="/tmp/percona-toolkit.test"
+if [ ! -d $TEST_PT_TMPDIR ]; then
+   mkdir $TEST_PT_TMPDIR
 fi
 
 # ############################################################################
@@ -79,7 +79,7 @@ load_tests() {
 # Source a test file to run whatever it contains (hopefully tests!).
 run_test() {
    local t=$1  # test file name, e.g. "group-by-all-01" for pt-diskstats
-   rm -rf $TEST_TMPDIR/* >/dev/null 2>&1
+   rm -rf $TEST_PT_TMPDIR/* >/dev/null 2>&1
 
    # Tests assume that they're being ran from their own dir, so they access
    # sample files like "samples/foo.txt".  So cd to the dir of the test file
@@ -106,8 +106,8 @@ result() {
       echo "not ok $testno - $TEST_FILE $test_name"
       failed_tests=$(( failed_tests + 1))
       echo "#   Failed '$test_command'" >&2
-      if [ -f $TEST_TMPDIR/failed_result ]; then
-         cat $TEST_TMPDIR/failed_result | sed -e 's/^/#   /' -e '30q' >&2
+      if [ -f $TEST_PT_TMPDIR/failed_result ]; then
+         cat $TEST_PT_TMPDIR/failed_result | sed -e 's/^/#   /' -e '30q' >&2
       fi
    fi
    testno=$((testno + 1))
@@ -164,7 +164,7 @@ no_diff() {
    local expected=$2
    local test_name=${3:-""}
    test_command="diff $got $expected"
-   eval $test_command > $TEST_TMPDIR/failed_result 2>&1
+   eval $test_command > $TEST_PT_TMPDIR/failed_result 2>&1
    result $? "$test_name"
 }
 
@@ -235,5 +235,5 @@ else
    done
 fi
 
-rm -rf $TEST_TMPDIR
+rm -rf $TEST_PT_TMPDIR
 exit $failed_tests