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1 | #excluding core markers (already connected) |
2 | #excluding locking markers (high traffic) |
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3 | |
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4 | DEBUGFSROOT=$(grep ^debugfs /proc/mounts | head -1 | awk '{print $2}') |
5 | MARKERSROOT=${DEBUGFSROOT}/ltt/markers |
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6 | |
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7 | echo Disconnecting all markers |
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8 | |
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9 | for c in ${MARKERSROOT}/*; do |
10 | case ${c} in |
11 | ${MARKERSROOT}/metadata) |
12 | ;; |
13 | ${MARKERSROOT}/locking) |
14 | ;; |
15 | ${MARKERSROOT}/lockdep) |
16 | ;; |
17 | *) |
18 | for m in ${c}/*; do |
19 | echo Disconnecting ${m} |
20 | echo 0 > ${m}/enable |
21 | done |
22 | ;; |
23 | esac |
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24 | done |
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25 | |
26 | ## Markers starting with "tap_" are considered high-speed. |
27 | #echo Disconnecting high-rate markers to tap |
28 | #MARKERS=`cat /proc/ltt|grep -v %k|awk '{print $2 " " $4}'|sort -u |grep ^tap` |
29 | # |
30 | ##Uncomment the following to also stop recording lockdep events. |
31 | ##MARKERS=`cat /proc/ltt|grep -v %k|awk '{print $2}'|sort -u|grep -e ^tap_ -e ^lockdep` |
32 | # |
33 | #IFS=${N} |
34 | #for a in $MARKERS; do |
35 | # echo Disconnecting $a |
36 | # |
37 | # echo "disconnect $a ltt_tap_marker" > /proc/ltt |
38 | #done |