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- http://www.54chen.com/java-ee/jvm-cpu-load-high-script.html
-
- #!/bin/sh
-
- export LANG="zh_CN.UTF-8";
- export LC_ALL="zh_CN.UTF-8";
-
- LOG_FILE="/tmp/jcpu.log";
- JSTACK_FILE="/tmp/jstack.log";
-
- PID="$1";
- shift;
- i=0;
- j="$1";
- if [ -z "${j}" ]; then
- j=5;
- fi
-
- ps -mp ${PID} -o THREAD,tid,time | sort -rn > ${LOG_FILE};
- jstack ${PID} > ${JSTACK_FILE};
-
- for LINE in `cat ${LOG_FILE}|gawk -F '-' '{print $4}'|gawk -F ' ' '{print $1}'`
- do
- i=$(($i+1));
- if (($i>$j)); then
- break;
- fi;
- XPID=`printf "%x\n" ${LINE}`;
- echo -ne "\033[32m";
- echo ${XPID};
- echo -e "\033[34m";
- grep -A 10 "0x${XPID}" ${JSTACK_FILE};
- echo -e "\e[0m";
- done;
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