4.6.2. 安装 Watchdog
要激活附加到虚拟机的 watchdog 卡,您必须在该虚拟机上安装 watchdog
软件包并启动 watchdog
服务。
安装 Watchdogs
- 登录到附加了 watchdog 卡的虚拟机。
安装
watchdog
软件包和依赖项:yum install watchdog
# yum install watchdog
Copy to Clipboard Copied! Toggle word wrap Toggle overflow 编辑 /etc/watchdog.conf 文件并取消注释以下行:
watchdog-device = /dev/watchdog
watchdog-device = /dev/watchdog
Copy to Clipboard Copied! Toggle word wrap Toggle overflow - 保存更改。
启动
watchdog
服务并确保在引导时启动该服务:Red Hat Enterprise Linux 6:
service watchdog start chkconfig watchdog on
# service watchdog start # chkconfig watchdog on
Copy to Clipboard Copied! Toggle word wrap Toggle overflow Red Hat Enterprise Linux 7:
systemctl start watchdog.service systemctl enable watchdog.service
# systemctl start watchdog.service # systemctl enable watchdog.service
Copy to Clipboard Copied! Toggle word wrap Toggle overflow