Were pretty intrested too in large scale performance benchmarks. anyone? regards On Jul 24, 2012 10:22 PM, "Anne Gentle" <a...@openstack.org> wrote:
> I don't know if it will confirm or correlate with your findings, but > do take a look at this blog post with benchmarks in one of the last > sections: > > http://www.sebastien-han.fr/blog/2012/06/10/introducing-ceph-to-openstack/ > > I'm trying to determine what parts should go into the OpenStack > documentation, please let me know if the post is useful to you in your > setting and what sections are most valuable. > Thanks, > Anne > > > On Tue, Jul 24, 2012 at 6:08 PM, Josh Durgin <josh.dur...@inktank.com> > wrote: > > On 07/23/2012 08:24 PM, Jonathan Proulx wrote: > >> > >> Hi All, > >> > >> I've been looking at Ceph as a storage back end. I'm running a > >> research cluster and while people need to use it and want it 24x7 I > >> don't need as many nines as a commercial customer facing service does > >> so I think I'm OK with the current maturity level as far as that goes, > >> but I have less of a sense of how far along performance is. > >> > >> My OpenStack deployment is 768 cores across 64 physical hosts which > >> I'd like to double in the next 12 months. What it's used for is > >> widely varying and hard to classify some uses are hundreds of tiny > >> nodes others are looking to monopolize the biggest physical system > >> they can get. I think most really heavy IO currently goes to our NAS > >> servers rather than through nova-volumes but that could change. > >> > >> Anyone using ceph at that scale (or preferably larger)? Does it keep > >> up if you keep throwing hardware at it? My proof of concept ceph > >> cluster on crappy salvaged hardware has proved the concept to me but > >> has (unsurprisingly) crappy salvaged performance. Trying to get a > >> sense of what performance expectations I should have given decent > >> hardware before I decide if I should buy decent hardware for it... > >> > >> Thanks, > >> -Jon > > > > > > Hi Jon, > > > > You might be interested in Jim Schutt's numbers on better hardware: > > > > http://comments.gmane.org/gmane.comp.file-systems.ceph.devel/7487 > > > > You'll probably get more response on the ceph mailing list though. > > > > Josh > > > > > > _______________________________________________ > > Mailing list: https://launchpad.net/~openstack > > Post to : openstack@lists.launchpad.net > > Unsubscribe : https://launchpad.net/~openstack > > More help : https://help.launchpad.net/ListHelp > > _______________________________________________ > Mailing list: https://launchpad.net/~openstack > Post to : openstack@lists.launchpad.net > Unsubscribe : https://launchpad.net/~openstack > More help : https://help.launchpad.net/ListHelp >
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