redis/utils/whatisdoing.sh

# This script is from http://poormansprofiler.org/

#!/bin/bash
nsamples=1
sleeptime=0
pid=$(ps auxww | grep 'redis-server' | grep -v grep | awk '{print $2}')

for x in $(seq 1 $nsamples)
  do
    gdb -ex "set pagination 0" -ex "thread apply all bt" -batch -p $pid
    sleep $sleeptime
  done | \
awk '
  BEGIN { s = ""; } 
  /Thread/ { print s; s = ""; } 
  /^\#/ { if (s != "" ) { s = s "," $4} else { s = $4 } } 
  END { print s }' | \
sort | uniq -c | sort -r -n -k 1,1