[CentOS] VirtIO drivers and CentOS 5.4(Final)

Wed May 6 07:48:05 UTC 2015
Leon Fauster <leonfauster at googlemail.com>

Am 06.05.2015 um 09:33 schrieb Jatin Davey <jashokda at cisco.com>:
> My guest is a CentOS 5.4 VM:


Best practice: update to the latest OS version:

# cat /etc/redhat-release 
CentOS release 5.11 (Final)



> [root at localhost ~]# uname -a
> Linux localhost 2.6.18-164.el5 #1 SMP Thu Sep 3 03:28:30 EDT 2009 x86_64 x86_64 x86_64 GNU/Linux
> [root at localhost ~]# cat /etc/*release
> CentOS release 5.4 (Final)
> 
> I wanted to know if the virtio drivers on this guest are stable.


Latest kernel package is stable:

# rpm -q kernel
kernel-2.6.18-404.el5



> The reason for asking this question is that i found this link:
> 
> http://wiki.libvirt.org/page/Virtio
> 
> which states that in order to use the virtio drivers i need to be using the kernel >=2.6.25 ,
> but i am using the kernel version 2.6.18 in my guest VM. I am actually able to use the virtio
> drivers in my VM even with this kernel version and hence i wanted to know if they are stable to be used.
> 
> Did red hat backport these drivers to CentOS 5.4 ? If yes , Can you please point me to any bug to
> track this backport activity or any announcement of this backport task ?  I need that to show to my
> team so that we can release note this information as part of releasing our product.
> 
> Appreciate your help in this regard.


# rpm -q kernel --changelog | grep -i virtio | grep -i backp
- [virtio] console: Backport driver for RHEL 5.6 (Amit Shah) [620037]


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LF