linux内核日志时间和date时间不一致，正好相差12小时

发现linux的系统时间和系统日志记录时间不一致

[root@nginx ~]# tail -fn 10 /var/log/messages
Sep 19 23:11:47 nginx Keepalived_vrrp[127945]: Sending gratuitous ARP on eth1 for 192.168.100.100
Sep 19 23:11:47 nginx Keepalived_vrrp[127945]: Sending gratuitous ARP on eth1 for 192.168.100.100
Sep 19 23:44:50 nginx Keepalived[127942]: Stopping
Sep 19 23:44:50 nginx Keepalived_vrrp[127945]: (VI_1) sent 0 priority
Sep 19 23:44:50 nginx Keepalived_vrrp[127945]: (VI_1) removing protocol VIPs.
Sep 19 23:44:50 nginx Keepalived_healthcheckers[127944]: Shutting down service [192.168.33.18]:tcp:3306 from VS [192.168.100.100]:tcp:3306
Sep 19 23:44:50 nginx Keepalived_healthcheckers[127944]: Stopped
Sep 19 23:44:50 nginx kernel: IPVS: __ip_vs_del_service: enter
Sep 19 23:44:51 nginx Keepalived_vrrp[127945]: Stopped
Sep 19 23:44:51 nginx Keepalived[127942]: Stopped Keepalived v2.0.0 (05/27,2018)
^C
[root@nginx ~]# date
Fri Sep 20 14:45:06 CST 2019
[root@nginx ~]# 

查找原因为：我的date时间是ntp自动同步的，log时间是有rsyslog进程控制的。

解决：service rsyslog restart 或者 /etc/init.d/rsyslog restart，执行之后时间正常

[root@nginx ~]# tail -fn 10 /var/log/messages
Sep 19 23:44:50 nginx Keepalived_vrrp[127945]: (VI_1) removing protocol VIPs.
Sep 19 23:44:50 nginx Keepalived_healthcheckers[127944]: Shutting down service [192.168.33.18]:tcp:3306 from VS [192.168.100.100]:tcp:3306
Sep 19 23:44:50 nginx Keepalived_healthcheckers[127944]: Stopped
Sep 19 23:44:50 nginx kernel: IPVS: __ip_vs_del_service: enter
Sep 19 23:44:51 nginx Keepalived_vrrp[127945]: Stopped
Sep 19 23:44:51 nginx Keepalived[127942]: Stopped Keepalived v2.0.0 (05/27,2018)
Sep 19 23:49:32 nginx kernel: Kernel logging (proc) stopped.
Sep 19 23:49:32 nginx rsyslogd: [origin software="rsyslogd" swVersion="5.8.10" x-pid="1969" x-info="http://www.rsyslog.com"] exiting on signal 15.
Sep 20 14:49:32 nginx kernel: imklog 5.8.10, log source = /proc/kmsg started.
Sep 20 14:49:32 nginx rsyslogd: [origin software="rsyslogd" swVersion="5.8.10" x-pid="130486" x-info="http://www.rsyslog.com"] start
^C
[root@nginx ~]# date
Fri Sep 20 14:53:38 CST 2019
[root@nginx ~]#