常用的系统日志如下: 核心启动日志:/var/log/dmesg 系统报错日志:/var/log/messages 邮件系统日志:/var/log/maillog FTP系统日志:/var/log/xferlog 安全信息和系统登录与网络连接的信息:/bar/log/secure 登录记录:/var/log/wtmp News日志:/var/log/spooler RPM软件包:/var/log/rpmpkgs XFree86日志:/var/log/XFree86.0.log 引导日志:/var/log/boot.log cron(定制任务日志)日志:/var/log/cron
tail -n 50 /var/log/secure
crontab
*/1每分钟执行一次
crontab重启
/etc/init.d/crond restart