v2??? 重启失败

1. v2??? 重启失败， 提示

Authorization not available. Check if polkit service is running or see debug message for more information.

1. 检查 message

vi /var/log/messages

Nov 17 08:47:34 kvm-Buffalo dbus[475]: [system] Activating via systemd: service name='org.freedesktop.PolicyKit1' unit='polkit.service'
Nov 17 08:47:34 kvm-Buffalo systemd: Starting Authorization Manager...
Nov 17 08:47:34 kvm-Buffalo systemd: polkit.service: main process exited, code=exited, status=1/FAILURE
Nov 17 08:47:34 kvm-Buffalo systemd: Failed to start Authorization Manager.
Nov 17 08:47:34 kvm-Buffalo systemd: Unit polkit.service entered failed state.

1. 检查 polkit

systemctl status polkit.service

* polkit.service - Authorization Manager
   Loaded: loaded (/usr/lib/systemd/system/polkit.service; static; vendor preset: enabled)
   Active: failed (Result: exit-code) since Sun 2019-11-17 09:02:29 CST; 9min ago
     Docs: man:polkit(8)
  Process: 1158 ExecStart=/usr/lib/polkit-1/polkitd --no-debug (code=exited, status=1/FAILURE)
 Main PID: 1158 (code=exited, status=1/FAILURE)

Nov 17 09:02:29 kvm-Buffalo.ovz systemd[1]: Starting Authorization Manager...
Nov 17 09:02:29 kvm-Buffalo.ovz systemd[1]: polkit.service: main process exited, code=exited, status=1/FAILURE
Nov 17 09:02:29 kvm-Buffalo.ovz systemd[1]: Failed to start Authorization Manager.
Nov 17 09:02:29 kvm-Buffalo.ovz systemd[1]: Unit polkit.service entered failed state.
Nov 17 09:02:29 kvm-Buffalo.ovz systemd[1]: polkit.service failed.

1. 手动启动 polkit

/usr/lib/polkit-1/polkitd

Error switcing to user polkitd: Error calling getpwnam(): Success
Exiting with code 1

1. 查看系统版本

cat /etc/redhat-release

CentOS Linux release 7.6.1810 (Core)

1. 检查是否安装了 polkit

yum list installed | grep polkit

1. 安装 polkit

yum install polkit

=================================================================================================================
 Package                         Arch                Version                          Repository            Size
=================================================================================================================
Installing:
 polkit                          x86_64              0.112-22.el7_7.1                 updates              170 k
Installing for dependencies:
 mozjs17                         x86_64              17.0.0-20.el7                    base                 1.4 M
 polkit-pkla-compat              x86_64              0.1-4.el7                        base                  39 k

1. 启动 polkit

systemctl start polkit

1. 重启 v2???

v2??? restart