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#!/bin/bash
# modified from prockmon
unset LD_LIBRARY_PATH
if [[ $# < 2 ]];then
echo 'Check total CPU time and maximum memory usage of a process.'
echo 'need two parameters: $0 <interval> <pid>'
exit 1;
fi
INTERVAL=$1
PID=$2
MAXMEM=0
NLINE=0
while [ $(ps -p $PID|wc -l) -gt 1 ];do
REPORT=`ps -o time,rss -p $PID | tail -1`
NLINE=`ps -o time,rss -p $PID | wc -l`
ARR=(${REPORT//\ +/ })
TEMP=${ARR[0]}
if [[ ${NLINE} -gt 1 ]];then
TIME=$TEMP
MEM=${ARR[1]}
if [ $MEM -gt $MAXMEM ];then
MAXMEM=$MEM
fi
fi
sleep $1
done
echo 'CPU time (mm:ss):' $TIME
echo 'Max mem (KB):' $MAXMEM
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