On Wed, Mar 6, 2013 at 5:06 AM, Sławomir Skowron <[email protected]> wrote: > Hi, i do some test, to reproduce this problem. > > As you can see, only one drive (each drive in same PG) is much more > utilize, then others, and there are some ops in queue on this slow > osd. This test is getting heads from s3 objects, alphabetically > sorted. This is strange. why this files is going in much part only > from this triple osd's. > > checking what osd are in this pg. > > ceph pg map 7.35b > osdmap e117008 pg 7.35b (7.35b) -> up [18,61,133] acting [18,61,133] > > On osd.61 > > { "num_ops": 13, > "ops": [ > { "description": "osd_sub_op(client.10376104.0:961532 7.35b > 2b11a75b\/2013-03-06-13-8700.1-ocdn\/head\/\/7 [] v 117008'1370134
The ops log is slowing you down. Unless you really need it, set 'rgw enable ops log = false'. This is off by default in bobtail. Yehuda -- 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
