redis/utils/whatisdoing.sh at unstable · williamjava/redis · GitHub

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

# NOTE: Instead of using this script, you should use the Redis

# Software Watchdog, which provides a similar functionality but in

# a more reliable / easy to use way.

# Check http://redis.io/topics/latency for more information.

#!/bin/bash

nsamples=1

sleeptime=0

pid=$(ps auxww | grep '[r]edis-server' | awk '{print $2}')

for x in $(seq 1 $nsamples)

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

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