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mikeslattery/gc-mon.sh

Last active May 24, 2021 15:49
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Monitor memory use of all running java applications
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gc-mon.sh
#!/bin/bash
# Display memory useage of all running java processes
pidof java | xargs -r ps -f
echo ''
echo $'PID\t% MEM\tTMEM\tGC Time'
while true; do
for pid in $(pidof java); do
echo -n "$pid "
jstat -gc $pid | awk 'NR>1{ print 100.0 * $8 / $7, $8, $17}'
sleep 2
done
done
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