[Users] IPOIB issue

Mehmet Soysal mehmet.soysal at kit.edu
Wed Oct 14 07:52:59 PDT 2015


Hi,
maybe this is similar to the ipoib issue discussed here around march 
this year.
"IPoIB on CentOS 6.5".

In the recent RHEL 6 Version it was fixed.
BZ#1187666 <https://bugzilla.redhat.com/show_bug.cgi?id=1187666> solved 
it for our site.
Hope ther newest Redhat/CentOS 6.7 kernel is not faulty again.

Which kernel version you are using?


best regards
M.Soysal




On 14.10.2015 16:31, Andrus, Brian Contractor wrote:
>
> Not sure if this is where I can get help with this, but...
>
> Running standard CentOS 6.7
> Mellanox infiniband adapters
> Running OpenSM on one node
>
> If that node reboots, suddenly it can no longer ping/be pinged across 
> the ipoib network.
> It can ping itself and it can ping any boxes that get rebooted.
> Until they are rebooted, those boxes can ping each other but NOT any 
> node that has been rebooted.
>
> Almost like there is a new network and you have to reboot to join it...
>
> Grrr...
> ibhosts still shows all hosts. I can also ibping any node just fine. 
> It is just the IPOIB bit that seems to choke.
>
> Brian Andrus
>
> ITACS/Research Computing
>
> Naval Postgraduate School
>
> Monterey, California
>
> voice: 831-656-6238
>
>
>
> _______________________________________________
> Users mailing list
> Users at lists.openfabrics.org
> http://lists.openfabrics.org/mailman/listinfo/users

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