1# This script is from http://poormansprofiler.org/ 2# 3# NOTE: Instead of using this script, you should use the Redis 4# Software Watchdog, which provides a similar functionality but in 5# a more reliable / easy to use way. 6# 7# Check http://redis.io/topics/latency for more information. 8 9#!/bin/bash 10nsamples=1 11sleeptime=0 12pid=$(ps auxww | grep '[r]edis-server' | awk '{print $2}') 13 14for x in $(seq 1 $nsamples) 15 do 16 gdb -ex "set pagination 0" -ex "thread apply all bt" -batch -p $pid 17 sleep $sleeptime 18 done | \ 19awk ' 20 BEGIN { s = ""; } 21 /Thread/ { print s; s = ""; } 22 /^\#/ { if (s != "" ) { s = s "," $4} else { s = $4 } } 23 END { print s }' | \ 24sort | uniq -c | sort -r -n -k 1,1 25