[Linux-cluster] centos5 to RHEL6 migration

Alan Brown ajb2 at mssl.ucl.ac.uk
Mon Jan 9 08:52:30 UTC 2012

On 09/01/12 02:38, Digimer wrote:

>   Technically yes, practically no. Or rather, not without a lot of
> testing first.

This is "rather a shame"

I have a similar requirement (EL5 -> EL6 with GFS)

>   There may be some other things you need to do as well. Please be sure
> to do proper testing and, if you have the budget, hire Red Hat to advise
> on this process. Also, please report back your results. It would help me
> help others in the same boat later. :)

RH's advice to use is to "Big Bang" it.

The last such transition (EL4 to EL5) was an unmitigated disaster even
with RH onsite to make the change, so we're _very_ wary this time around.

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