[Openstack] BUG: soft lockup messages

Giacomo Tenaglia Giacomo.Tenaglia at cern.ch
Tue Jan 13 14:30:34 UTC 2015


On 09/01/15 13:01, Matej Mailing wrote:
> we have tweaked some NFS parameters for our backend storage, including
> packet sizes and now the load is constantly slower, there is much less
> I/O waiting. There were no lock-ups after that. So it really seems it
> was slow storage that was to be blamed. I will certainly report back
> if the failures occur again.

Hi Matej,
could you elaborate more on the tweaks you implemented on your NFS servers, out of interest?

Thanks,
Giacomo

-- 
Giacomo Tenaglia
CERN IT Department
Systems Team - Database Group
http://phonebook.cern.ch/#id=PE671909

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