[Beowulf] CentOS/RHEL 7 & major upgrades

Michael Di Domenico mdidomenico4 at gmail.com
Mon Feb 23 04:50:52 PST 2015

On Fri, Feb 20, 2015 at 11:22 PM, Orion Poplawski <orion at cora.nwra.com> wrote:
> On 02/13/2015 01:00 AM, Olli-Pekka Lehto wrote:
>> I'd be interested to hear if people have deployed or upgraded CentOS/EL 7
>> on their clusters and what their experiences are? Also in the more general
>> sense, what kind of distro upgrade philosophy do you follow? Are there a
>> long-term roadmaps that you build internally, for example?
>> Recently I've had some internal discussions about the prospect schedule of
>> upgrading our systems from CentOS 6.x to 7. I'm not really keen on upgrading
>> a major distro version unless there is a _really_ compelling reason to do
>> so, especially as we have driver dependencies to Mellanox IB, Lustre, Tesla
>> and Xeon Phi as well as a lot of ISV codes. However, it would be nice to
>> hear what the current pain/benefit ratio of such an upgrade is.
> One issue hindering me:
> https://bugzilla.redhat.com/show_bug.cgi?id=1177032
> kickstart install on machine with infiniband interfaces crashes

doh...well that's a non starter for me then...  funny i was just about
to start testing RHEL7 on our clusters this week, looks like i'll have
to find something else to do...

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