Am 14.12.2011 17:43, schrieb Tommi Virtanen: > On Wed, Dec 14, 2011 at 00:36, Jens Rehpöhler <jens.rehpoehler@xxxxxxxx> wrote: >> Attached you will find the output you asked for. Is there any limitation >> on the amount of pools ? We create >> pools for every customer and store their VM images in that pools. So we >> will create a lot of pools over time. > Each pool gets its own set of PGs (Placement Groups). An OSD that > manages too many PGs will use a lot of RAM. What is "too many" is > debatable, and really up to benchmarks, but considering we recommend > about 100 PGs/OSD as a starting point, you probably don't want to go > two orders of magnitude above that. Ok .... that will serve our needs. Remains only the "creating" question. Any answers to that ? Thanks a lot ! Jens -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html