Re: [ceph-users] Serious performance problems with small file writes

2014-08-21 Thread Hugo Mills
On Thu, Aug 21, 2014 at 07:40:45AM +, Dan Van Der Ster wrote: > On 20 Aug 2014, at 17:54, Hugo Mills wrote: > >> Does your hardware provide enough IOPS for what your users need? > >> (e.g. what is the op/s from ceph -w) > > > > Not really an answer to yo

Re: [ceph-users] Serious performance problems with small file writes

2014-08-21 Thread Hugo Mills
Just to fill in some of the gaps from yesterday's mail: On Wed, Aug 20, 2014 at 04:54:28PM +0100, Hugo Mills wrote: >Some questions below I can't answer immediately, but I'll spend > tomorrow morning irritating people by triggering these events (I think > I have a r

Re: [ceph-users] Serious performance problems with small file writes

2014-08-20 Thread Hugo Mills
disable it from indexing /var/lib/ceph on our OSDs. I haven't seen that running at all during the day, but I'll look into it. Hugo. > Best Regards, > Dan > > -- Dan van der Ster || Data & Storage Services || CERN IT Department -- > > > On 20 Aug 2014, at

[ceph-users] Serious performance problems with small file writes

2014-08-20 Thread Hugo Mills
s, from a stability / dangerous bugs point of view? Thanks, Hugo. [1] http://tracker.ceph.com/issues/6278 -- Hugo Mills :: IT Services, University of Reading Specialist Engineer, Research Servers ___ ceph-users mailing list ceph-users@lists.ceph