From 102ac33210f7af099a828a8e1191891ca1a5a34e Mon Sep 17 00:00:00 2001
From: Fernando Ipar <fipar@acm.org>
Date: Tue, 24 Jan 2017 19:34:02 -0300
Subject: [PATCH] doing system wide operf

---
 bin/pt-stalk        | 2 +-
 lib/bash/collect.sh | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/bin/pt-stalk b/bin/pt-stalk
index 22a6f99f..44e6b51f 100755
--- a/bin/pt-stalk
+++ b/bin/pt-stalk
@@ -861,7 +861,7 @@ collect() {
 	    have_oprofile="yes"
 	fi
       else
-	  $CMD_OPCONTROL -p `pidof mysqld` &
+	  $CMD_OPCONTROL -s &
 	  OPERF_PID=$!
       fi
    elif [ "$CMD_STRACE" -a "$OPT_COLLECT_STRACE" -a "$mysqld_pid" ]; then
diff --git a/lib/bash/collect.sh b/lib/bash/collect.sh
index 2bc1409a..f274e480 100644
--- a/lib/bash/collect.sh
+++ b/lib/bash/collect.sh
@@ -137,7 +137,7 @@ collect() {
 	fi
       else
         # use operf, may fail under VirtualBox or old processor models (see http://oprofile.sourceforge.net/doc/perf_events.html)
-	  $CMD_OPCONTROL -p `pidof mysqld` &
+	  $CMD_OPCONTROL -s &
 	  OPERF_PID=$!
       fi
    elif [ "$CMD_STRACE" -a "$OPT_COLLECT_STRACE" -a "$mysqld_pid" ]; then