[elrepo] Kernel required for latest kmod

[Phil Perry]

On 03/04/2019 06:44, aaronhcarr at gmail.com wrote:
> It helps.
> 
> I'm trying to stay on RHEL 7.5 (because OpenHPC for RHEL 7.6 was very 
> broken).
> 
> So right now I'm going to try just upgrading the kernel in order to get 
> the kmod driver loaded.
> 

Due to the addition of libglvnd* packages in el7.6, there may be other 
stuff that gets pulled in / updated by nvidia-x11-drv, but you can try 
and review what yum is pulling in. Running 'yum update kmod-nvidia' will 
show you once you have the prerequisite kernel installed.

> Hopefully that, and rebuilding the Mellanox OFED for this combo will be 
> the worst of it.
> 
> On Tue, Apr 2, 2019 at 10:42 PM Phil Perry <phil at elrepo.org 
> <mailto:phil at elrepo.org>> wrote:
> 
>     On 03/04/2019 05:21, aaronhcarr at gmail.com
>     <mailto:aaronhcarr at gmail.com> wrote:
>      > What's the kernel version required for kmod-nvidia.x86_64
>      >          418.56-1.el7_6.elrepo?
>      >
>      > I saw that when doing a CentOS 7.5 installation, that default
>     kernel was
>      > not new enough.
>      >
> 
>     Correct. The latest kmod-nvidia package requires a kernel from el7.6
>     (e.g, 3.10.0-957.el7 or above).
> 
>     This is reflected in the package release string (.el7_6.elrepo).
> 
>     Red Hat typically updates their kernel ABI at each point release which
>     tends to break backward compatibility with the nvidia driver.
>     Typically,
>     the nvidia driver is only compatible within a single point release
>     series (e.g, 7.4, 7.5, 7.6 etc) and needs to be rebuilt for each new
>     point release.
> 
>     Hope this helps,
> 
>     Phil
>