Follow Techotopia on Twitter

On-line Guides
All Guides
eBook Store
iOS / Android
Linux for Beginners
Office Productivity
Linux Installation
Linux Security
Linux Utilities
Linux Virtualization
Linux Kernel
System/Network Admin
Scripting Languages
Development Tools
Web Development
GUI Toolkits/Desktop
Mail Systems
Eclipse Documentation

How To Guides
General System Admin
Linux Security
Linux Filesystems
Web Servers
Graphics & Desktop
PC Hardware
Problem Solutions
Privacy Policy




Red Hat Enterprise Linux 9 Essentials Book now available.

Purchase a copy of Red Hat Enterprise Linux 9 (RHEL 9) Essentials

Red Hat Enterprise Linux 9 Essentials Print and eBook (PDF) editions contain 34 chapters and 298 pages

Preview Book

29.6. Verifying the para-virtualized drivers have successfully loaded

One of the first tasks you will want to do is to verify that the drivers have actually been loaded into your system.
After the para-virtualized drivers have been installed and the guest has been rebooted you can verify that the drivers have loaded. First you should confirm the drivers have logged their loading into /var/log/messages
# grep -E "vif|vbd|xen" /var/log/messages
                    xen_mem: Initialising balloon driver
                    vif vif-0: 2 parsing device/vif/0/mac
                    vbd vbd-768: 19 xlvbd_add at /local/domain/0/backend/vbd/21/76
                    vbd vbd-768: 19 xlvbd_add at /local/domain/0/backend/vbd/21/76
                    xen-vbd: registered block device major 202
You can also use the lsmod command to list the loaded para-virtualized drivers. It should output a list containing the xen_vnif, xen_vbd, xen_platform_pci and xen_balloon modules.
# lsmod|grep xen
                    xen_vbd                19168  1 
                    xen_vnif               28416  0 
                    xen_balloon            15256  1 xen_vnif
                    xen_platform_pci       98520  3 xen_vbd,xen_vnif,xen_balloon,[permanent]

  Published under the terms of the GNU General Public License Design by Interspire