Uninstalling PV Drivers from a Linux ECS
Scenarios
When optimizing a Linux private image with Xen virtualization, you need to install native Xen and KVM drivers on the source ECS of the image.
To ensure that you can successfully install native Xen and KVM drivers, you must uninstall PV drivers from the ECS first.
Procedure
- Log in to the ECS as user root using VNC.
- Run the following command to check whether PV drivers are installed in the OS:
- If the following information is displayed, PV drivers have been installed.
- Otherwise, PV drivers are not installed. No further actions will be required.
root 4561 1 0 Jun29 ? 00:00:00 /usr/bin/uvp-monitor root 4567 4561 0 Jun29 ? 00:00:00 /usr/bin/uvp-monitor root 6185 6085 0 03:04 pts/2 00:00:00 grep uvp-monitor
- In the VNC login window, open the CLI.
- Run the following command to uninstall PV drivers:
- PV drivers are uninstalled successfully if the following command output is displayed:
The PV driver is uninstalled successfully. Reboot the system for the uninstallation to take effect.
- If the command output indicates that .uvp-monitor is not found, go to 5.
-bash: /etc/.uvp-monitor/uninstall: No such file or directory
- PV drivers are uninstalled successfully if the following command output is displayed:
- Perform the following operations to delete uvp-monitor that failed to take effect, preventing log overflow:
- Run the following command to check whether UVP user-mode programs are installed in the OS:
Information similar to the following is displayed:
libxenstore_uvp3_0-3.00-36.1.x86_64 uvp-monitor-2.2.0.315-3.1.x86_64 kmod-uvpmod-2.2.0.315-3.1.x86_64
- Run the following commands to delete the installation packages:
rpm -e uvp-monitor
rpm -e libxenstore_uvp
- Run the following command to check whether UVP user-mode programs are installed in the OS:
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