| 1 | #excluding core markers (already connected) |
| 2 | #excluding locking markers (high traffic) |
| 3 | |
| 4 | DEBUGFSROOT=$(grep ^debugfs /proc/mounts | head -1 | awk '{print $2}') |
| 5 | MARKERSROOT=${DEBUGFSROOT}/ltt/markers |
| 6 | |
| 7 | echo Disconnecting all markers |
| 8 | |
| 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 |
| 24 | done |
| 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 |