定时分割catelina.out文件

在crontab中添加定时任务

# cron 任务
1 0 * * * /opt/caclear.sh

将以下代码保存为 /opt/caclear.sh,并且给与执行权限

#!/bin/bash 
y=`date "+%Y"`
m=`date "+%m"`
d=`date "+%d"`
capath='/opt/tomcat/logs'
cp $capath/catalina.out $capath/catalina.out.$y-$m-$d

echo " " > $capath/catalina.out