SHELL脚本监控JAVA进程的代码

脚本内容：java_check.sh

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1#! /bin/bash  

2#  

3if [ -z `pidof java` ]; then  

4  echo -e `date +%Y-%m-%d` `date +%R`. “33[31m33[1m(JAVA)Process does not exist! 33[0m” >> /data/logs/java_check.log  

5  /usr/local/tomcat/bin/startup.sh >/dev/null 2>&1  

6  sleep 30  

7  netstat -tnlp >> /data/logs/java_check.log  

8  echo -e “r” >> /data/logs/java_check.log  

9fi

10

计划任务，十五分钟执行一次

代码如下:

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1*/15 * * * * root /usr/local/bin/java_check.sh

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一个监控java程序运行的shell

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1#!/bin/sh

2export J_LIB=/data/sms/lib;

3export CLASSPATH=.:$J_LIB/jtds-1.2.jar:$J_LIB/log4j-1.2.12.jar:$J_LIB/postgresql-8.1-404.jdbc3.jar;

4export JAVA_HOME=/usr/java/jdk1.5.0_05

5export JRE=/usr/local/jdk/jre

6export SHELL=/bin/bash

7export HOME=/data/sms

8#java check status

9if /bin/ps ax | /bin/grep -v grep | /bin/grep "java XinTai"; then

10 cd;

11else

12  cd /data/sms/xintai;

13  /usr/java/jdk1.5.0_05/bin/java XinTai >/dev/null &

14fi

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定时执行可以保证 java XinTai可以一直在运行