Libvirt startup error failed to start virtualization daemon

1. The specific error messages for starting libvirt are as follows:

[root@localhost IOS]# service libvirtd start
Redirecting to /bin/systemctl start libvirtd.service
Job for libvirtd.service failed because the control process exited with error code. See "systemctl status libvirtd.service" and "journalctl -xe" for details.

2. Check the status of libvirt

[root@localhost IOS]# systemctl status libvirtd.service
● libvirtd.service - Virtualization daemon
   Loaded: loaded (/usr/lib/systemd/system/libvirtd.service; enabled; vendor preset: enabled)
   Active: failed (Result: start-limit) since 三 2019-02-13 11:49:57 CST; 13s ago
     Docs: man:libvirtd(8)
           https://libvirt.org
  Process: 46907 ExecStart=/usr/sbin/libvirtd $LIBVIRTD_ARGS (code=exited, status=3)
 Main PID: 46907 (code=exited, status=3)

2月 13 11:49:56 localhost.localdomain systemd[1]: Failed to start Virtualization daemon.
2月 13 11:49:56 localhost.localdomain systemd[1]: Unit libvirtd.service entered failed state.
2月 13 11:49:56 localhost.localdomain systemd[1]: libvirtd.service failed.
2月 13 11:49:57 localhost.localdomain systemd[1]: libvirtd.service holdoff time over, scheduling restart.
2月 13 11:49:57 localhost.localdomain systemd[1]: start request repeated too quickly for libvirtd.service
2月 13 11:49:57 localhost.localdomain systemd[1]: Failed to start Virtualization daemon.
2月 13 11:49:57 localhost.localdomain systemd[1]: Unit libvirtd.service entered failed state.
2月 13 11:49:57 localhost.localdomain systemd[1]: libvirtd.service failed.

3.Update

Update related dependencies
yum update librbd1

4. Start

start successfully
systemctl start libvirtd