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Invoke pt-diskstats with proper new options (fixes bug 945834)

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baron@percona.com
2012-03-04 15:00:13 -08:00
parent e8ff918ba1
commit 4f7e605410
1 changed files with 12 additions and 8 deletions
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20
bin/pt-sift
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@@ -169,11 +169,11 @@ main() {
DEFAULT)
echo "--diskstats--"
$PR_diskstats -g disk "${BASEDIR}/${PREFIX}-diskstats" \
$PR_diskstats --group-by disk "${BASEDIR}/${PREFIX}-diskstats" \
| awk '
/ts/ { header = $0 }
/[0-9]/ {
io = $3 + $6;
io = $3 + $9;
if ( io >= mio ) {
mio = io;
mseen = $0;
@@ -185,10 +185,10 @@ main() {
}'
# Find out which device was the busiest.
mdev="$($PR_diskstats -g disk "${BASEDIR}/${PREFIX}-diskstats" \
mdev="$($PR_diskstats --group-by disk "${BASEDIR}/${PREFIX}-diskstats" \
| awk '
/[0-9]/ {
io = $3 + $6;
io = $3 + $9;
if ( io >= mio ) {
mio = io;
mdev = $2;
@@ -200,14 +200,14 @@ main() {
# Print the busy% for that device, rounded to the nearest N%, with
# "." as a marker for a repeated value.
$PR_diskstats -g sample "${BASEDIR}/${PREFIX}-diskstats" \
$PR_diskstats --group-by sample "${BASEDIR}/${PREFIX}-diskstats" \
| awk "
BEGIN {
fuzz = 5;
printf \" ${mdev} \"
}
\$1 = \"${mdev}\" {
busy_rounded = fuzz * sprintf(\"%d\", substr(\$9, 1, length(\$9) - 1) / fuzz);
busy_rounded = fuzz * sprintf(\"%d\", substr(\$15, 1, length(\$15) - 1) / fuzz);
if ( printed == 1 && prev == busy_rounded ) {
printf \" .\";
}
@@ -444,9 +444,13 @@ main() {
esac
# Capture and handle the interactive key-strokes.
tput sgr0
KEY=""
read -n 1 -s KEY
case "${KEY}" in
if ! read -n 1 -s KEY 2>/dev/null; then
echo "Error while trying to read interactive keystroke command. Exiting."
exit
fi
case "${KEY:-}" in
j|k)
PREFIX="$(awk "
BEGIN {