Created
April 30, 2020 00:07
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Get current/max memory usage for java process
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| 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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