messages,CentOS 7不收集日志或不存在 /var/log/messages

/var/log/message, /var/log/secure等都不记录了,并且都是空文件。

重启机器:reboot 无效

重启日志: systemctl start rsyslog 无效

怀疑空间不足,删除/var/log/messages,重新运行rsyslog 无效

重装下rsyslog,于是yum reinstall rsyslog,重新运行rsyslog 无效

找到配置文件 /etc/rsyslog.conf

修改如下:

解注释:#$ModLoad imklog # reads kernel messages (the same are read from journald)

修改为:$ModLoad imklog # reads kernel messages (the same are read from journald)

增加注释:$OmitLocalLogging on

修改为:#$OmitLocalLogging on

增加注释:$IMJournalStateFile imjournal.state

修改为:#$IMJournalStateFile imjournal.state

重启日志:systemctl restart rsyslog

tai日志:tail -f /var/log/messages 可以了

注意默认centos7是注释掉#$ModLoad imklog # reads kernel messages (the same are read from journald)这段的

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