On Wed, 1 Aug 2012, Wido den Hollander wrote: > On 08/01/2012 10:06 AM, Robert Hajime Lanning wrote: > > Anyone using ceph on multi petabyte data stores? > > I don't think so
DreamHost is! > > For example, a cluster of 12 systems with a combined storage of 2.3P. > > > > With 12 systems, you mean 12 servers with a lot of disks? That's roughly 200TB > per server. > > On that scale I don't think Ceph would work, it would mean you would need a > HUGE amount of CPU and memory on those boxes to run the OSD's. > > If you want to scale to 2.3P you should be looking in the direction of > hunderds of small machines all storing a couple of TB. You can also put ceph-osd daemons in front of large disk arrays, but that is a configuration we have less experience with to date. That being the case, some users are actively evaluating that now, so we'll know soon how well it works out... sage -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
