Create threaddumps of all running aem processes

aem_threadump.sh

#!/bin/bash
# Call as follows to generate 15 TDs for all instances with a break of 5 seconds: 
#    ./aem_threadumps.sh 15 5
# Call as follows to generate 15 TDs for all instances with a break of 5 seconds and write them in a distinct working directory
#    ./aem_threadumps.sh 15 5 /home/user/data

if [ $# -eq 0 ]; then
	echo >&2 "Creates threaddumps for running aem instances "
    echo >&2 "	  Usage: td  [  [  ] ]"
    echo >&2 "    Defaults: count = 10, delay = 1 (seconds)"
    exit 1
fi
count=${1:-10}  # defaults to 10 times
delay=${2:-1} # defaults to 1 second


function createThreadDumps(){
	local p=$1
	local c=$2
	local d=$3

	echo >&2 "jstack $p times: [$count] delay: [$delay]" 
	while [ $c -gt 0 ]
	do
	    jstack $p >jstack.$p.$(date +%H%M%S.%3N).log
	    sleep $d
	    let c--
	    echo -n "."
	done
}

cd "$(dirname "$3")"
for line in $(jps -l | grep aem | grep -v grep | awk '{print $1}')
do
  createThreadDumps $line $count $delay
done