centos 7 rsyslog报错

cycwll

[root@localhost ~]# systemctl restart rsyslog.service
Job for rsyslog.service failed. See 'systemctl status rsyslog.service' and 'journalctl -xn' for details.
[root@localhost ~]# journalctl -xn
-- Logs begin at Thu 2015-08-20 12:01:10 CST, end at Sun 2015-09-06 11:03:07 CST. --
Sep 06 11:02:40 localhost.localdomain systemd[1]: [/usr/lib/systemd/system/dm-event.socket:10] Unknown lvalue 'RemoveOnStop' in section 'Socket'
Sep 06 11:02:40 localhost.localdomain systemd[1]: [/usr/lib/systemd/system/lvm2-lvmetad.socket:9] Unknown lvalue 'RemoveOnStop' in section 'Socket'
Sep 06 11:02:56 localhost.localdomain systemd[1]: Reloading.
Sep 06 11:02:56 localhost.localdomain systemd[1]: [/usr/lib/systemd/system/dm-event.socket:10] Unknown lvalue 'RemoveOnStop' in section 'Socket'
Sep 06 11:02:56 localhost.localdomain systemd[1]: [/usr/lib/systemd/system/lvm2-lvmetad.socket:9] Unknown lvalue 'RemoveOnStop' in section 'Socket'
Sep 06 11:02:56 localhost.localdomain yum[4859]: Installed: rsyslog-7.4.7-7.el7_0.x86_64
Sep 06 11:03:07 localhost.localdomain systemd[1]: Starting System Logging Service...
-- Subject: Unit rsyslog.service has begun with start-up
-- Defined-By: systemd
--
--
-- Unit rsyslog.service has begun starting up.
Sep 06 11:03:07 localhost.localdomain systemd[1]: rsyslog.service: main process exited, code=exited, status=1/FAILURE
Sep 06 11:03:07 localhost.localdomain systemd[1]: Failed to start System Logging Service.
-- Subject: Unit rsyslog.service has failed
-- Defined-By: systemd
--
--
-- Unit rsyslog.service has failed.
--
-- The result is failed.
Sep 06 11:03:07 localhost.localdomain systemd[1]: Unit rsyslog.service entered failed state.
[root@localhost ~]#