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henrikno/gist:4eabd7a4cb5be2f37f9d86145e5cae39

Created April 30, 2020 00:07
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Get current/max memory usage for java process
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gistfile1.txt
PID=$(jps | grep Main | awk '{print $1}')
CUR=$(jstat -gc $PID | tail -n 1 | awk '{split($0,a," "); sum=a[3]+a[4]+a[6]+a[8]; print sum/1024}')
MAX=$(jstat -gccapacity $PID | tail -n 1 | awk '{split($0,a," "); sum=a[2]+a[8]; print sum/1024}')
echo $CUR/$MAX
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