[Beowulf] Lustre Upgrades

[Paul Edmon]

My apologies I meant 2.5.34 not 2.6.34.  We'd like to get up to 2.10.4 
which is what our clients are running.  Recently we upgraded our cluster 
to CentOS7 which necessitated the client upgrade.  Our storage servers 
though stayed behind on 2.5.34.

-Paul Edmon-


On 07/23/2018 01:00 PM, Jeff Johnson wrote:
> Paul,
>
> 2.6.34 is a kernel version. What version of Lustre are you at now? 
> Some updates are easier than others.
>
> --Jeff
>
> On Mon, Jul 23, 2018 at 8:59 AM, Paul Edmon <pedmon at cfa.harvard.edu 
> <mailto:pedmon at cfa.harvard.edu>> wrote:
>
>     We have some old large scale Lustre installs that are running
>     2.6.34 and we want to get these up to the latest version of
>     Lustre.  I was curious if people in this group have any experience
>     with doing this and if they could share them. How do you handle
>     upgrades like this?  How much time does it take?  What are the
>     pitfalls?  How do you manage it with minimal customer
>     interruption? Should we just write off upgrading and stand up new
>     servers that are on the correct version (in which case we need to
>     transfer the several PB's worth of data over to the new system)?
>
>     Thanks for your wisdom.
>
>     -Paul Edmon-
>
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> -- 
> ------------------------------
> Jeff Johnson
> Co-Founder
> Aeon Computing
>
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