Re: Tuning placement group

2012-07-20 Thread Sage Weil
On Fri, 20 Jul 2012, Fran?ois Charlier wrote: > Hello, > > Readinghttp://ceph.com/docs/master/ops/manage/grow/placement-groups/ > and thinking to build a ceph cluster with potentially 1000 OSDs. > > Using the recommandations on the previously cited link, it would require > pg_num being set be

Re: Tuning placement group

2012-07-20 Thread Yehuda Sadeh
On Fri, Jul 20, 2012 at 11:08 AM, Florian Haas wrote: > > On Fri, Jul 20, 2012 at 9:33 AM, François Charlier > wrote: > > Hello, > > > > Readinghttp://ceph.com/docs/master/ops/manage/grow/placement-groups/ > > and thinking to build a ceph cluster with potentially 1000 OSDs. > > > > Using the

Re: Tuning placement group

2012-07-20 Thread Florian Haas
On Fri, Jul 20, 2012 at 9:33 AM, François Charlier wrote: > Hello, > > Readinghttp://ceph.com/docs/master/ops/manage/grow/placement-groups/ > and thinking to build a ceph cluster with potentially 1000 OSDs. > > Using the recommandations on the previously cited link, it would require > pg_num b

Tuning placement group

2012-07-20 Thread François Charlier
Hello, Readinghttp://ceph.com/docs/master/ops/manage/grow/placement-groups/ and thinking to build a ceph cluster with potentially 1000 OSDs. Using the recommandations on the previously cited link, it would require pg_num being set between 10,000 & 30,000. Okay with that. Let's use the recomm