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

05-26 18:49