[root@zabbix tmp]# tail -f -n 1 /var/log/cron
oct 27 22:15:01 zabbix crond[32037]: (cacti) cmd (/bin/php /var/www/html/cacti/poller.php > /tmp/cacti.log 2>&1)
[root@zabbix tmp]# date
wed oct 28 10:16:15 cst 2015
原因是系統時區修改後,必須重啟crontab服務才會生效
[root@zabbix tmp]# service crond restart
如果這時還沒有生效
檢視其它日誌檔案日期,如果全部都有問題,說明是rsyslogd服務的日誌沒有生效
[root@zabbix log]# systemctl restart rsyslog
[root@zabbix log]# tail -f /var/log/messages
oct 27 22:27:01 zabbix systemd: started session 1416 of user root.
oct 27 22:28:01 zabbix systemd: starting session 1417 of user root.
oct 27 22:28:01 zabbix systemd: started session 1417 of user root.
oct 27 22:29:01 zabbix systemd: starting session 1418 of user root.
oct 27 22:29:01 zabbix systemd: started session 1418 of user root.
oct 27 22:29:03 zabbix rsyslogd: [origin software="rsyslogd" swversion="7.4.7" x-pid="595" x-info=""] exiting on signal 15.
oct 28 10:29:03 zabbix rsyslogd: [origin software="rsyslogd" swversion="7.4.7" x-pid="17278" x-info=""] start
oct 28 10:29:03 zabbix systemd: stopping system logging service...
oct 28 10:29:03 zabbix systemd: starting system logging service...
oct 28 10:29:03 zabbix systemd: started system logging service.
[root@zabbix log]# tail -f /var/log/cron
oct 27 22:23:01 zabbix crond[17186]: (root) cmd (date > /tmp/date.log)
oct 27 22:24:01 zabbix crond[17192]: (root) cmd (date > /tmp/date.log)
oct 27 22:25:01 zabbix crond[17205]: (root) cmd (date > /tmp/date.log)
oct 27 22:25:27 zabbix crond[17222]: (cron) info (random_delay will be scaled with factor 89% if used.)
oct 27 22:25:27 zabbix crond[17222]: (cron) info (running with inotify support)
oct 27 22:25:27 zabbix crond[17222]: (cron) info (@reboot jobs will be run at computer's startup.)
oct 27 22:26:02 zabbix crond[17226]: (root) cmd (date > /tmp/date.log)
oct 27 22:27:01 zabbix crond[17231]: (root) cmd (date > /tmp/date.log)
oct 27 22:28:01 zabbix crond[17238]: (root) cmd (date > /tmp/date.log)
oct 27 22:29:01 zabbix crond[17272]: (root) cmd (date > /tmp/date.log)
oct 28 10:30:01 zabbix crond[17288]: (root) cmd (date > /tmp/date.log)
現在日誌對了.
crontab執行時區與系統時間不一致問題
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