crontab方式在linux中守护java进程

• sh脚本

#!/bin/sh

echo "startjava.sh"


if ps -ef |grep scanConfig1.jar |grep -v grep; then
    echo "scanConfig1 is running"
else
    echo "start java scanConfig1 ......"
    su - root -c "java -jar /run/scanConfig1/scanConfig1.jar &"
    echo "............................"

fi

• crontab配置

crontab -e

* * * * * su - root -c "/run/startJava.sh;"

service crond restart