thrdump.sh

#!/bin/bash
if [ $# -eq 0 ]; then
    echo >&2 "Usage: jstackSeries <pid> <run_user> [ <count> [ <delay> ] ]"
    echo >&2 "    Defaults: count = 10, delay = 0.5 (seconds)"
    exit 1
fi
pid=$1          # required
user=$2         # required
count=${3:-10}  # defaults to 10 times
delay=${4:-30} # defaults to 30 seconds

if [ ! -d $pid ]; then
  mkdir $pid
fi

while [ $count -gt 0 ]
do
    sudo -u $user top -H -b -n1 -p $pid >${pid}/top.$pid.$(date +%H%M%S.%N) &
    sudo -u $user jstack -l $pid > ${pid}/jstack.$pid.$(date +%H%M%S.%N)
    sleep $delay
    let count--
    echo -n "."
done