每天自动删除指定文件

 

shell脚本： 

#!/bin/bash 

cd `dirname $0` 
d=`date +%Y-%m-%d` 
d7=`date -d'90 day ago' +%Y-%m-%d`

ls -l -h /var/log/tomcat3/catalina.${d7}.out
rm /var/log/tomcat3/catalina.${d7}.out

#0 03 * * * /opt/logclean.sh