摘要：
在mail符下,使用delete命令是无效的.有效办法:cd /var/spool/mailecho "">root 阅读全文
摘要：
[root@client3 etc]# service nagios restartRunning configuration check…done.Stopping nagios: done.Starting nagios:This account is currently not available.done.解决方法：修改/etc/passwd将/sbin/nologin改成/bin/bash 阅读全文