Re: libvirt qemu/kvm/rbd inside VM read slow

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On 01/10/2014 03:31 PM, Ирек Фасихов wrote:

ceph osd dump, please.


epoch 7834
fsid 2eaf04ca-b59c-4622-83b0-45a63aea3b9b
created 2013-07-30 15:29:16.012846
modified 2014-01-09 12:13:31.828996
flags

pool 0 'data' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 64 pgp_num 64 last_change 1 owner 0 crash_replay_interval 45 pool 1 'metadata' rep size 3 min_size 1 crush_ruleset 1 object_hash rjenkins pg_num 64 pgp_num 64 last_change 16 owner 0 pool 2 'rbd' rep size 2 min_size 1 crush_ruleset 2 object_hash rjenkins pg_num 64 pgp_num 64 last_change 1 owner 0 pool 3 'openstack-control' rep size 3 min_size 2 crush_ruleset 0 object_hash rjenkins pg_num 300 pgp_num 300 last_change 2341 owner 0
    removed_snaps [1~1,9~3,10~3,17~3,1e~3,24~6,2e~3,32~1,35~2,39~2]
pool 5 'volumes' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 128 pgp_num 128 last_change 52 owner 0 pool 6 'images' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 128 pgp_num 128 last_change 90 owner 0
    removed_snaps [1~15]
pool 7 'multiimages' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 128 pgp_num 128 last_change 2342 owner 0
    removed_snaps [1~1]
pool 9 'multivolumes' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 400 pgp_num 400 last_change 3397 owner 0
    removed_snaps [1~3,5~2]
pool 10 'u124-13' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 1024 pgp_num 1024 last_change 1101 owner 0 pool 11 'u124-11' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 1024 pgp_num 1024 last_change 1105 owner 0 pool 12 'u124-12' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 1785 owner 18446744073709551615 pool 13 'multiephemeral' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 256 pgp_num 256 last_change 2331 owner 0 pool 14 'multibackup' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 2340 owner 0
    removed_snaps [1~1]
pool 15 '.rgw.root' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 2633 owner 18446744073709551615 pool 16 '.rgw.control' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 2635 owner 18446744073709551615 pool 17 '.rgw' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 2637 owner 18446744073709551615 pool 18 '.rgw.gc' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 2638 owner 18446744073709551615 pool 19 '.users.uid' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 2640 owner 18446744073709551615 pool 20 '.users.email' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 2642 owner 18446744073709551615 pool 21 '.users' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 2644 owner 18446744073709551615 pool 22 '.users.swift' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 2646 owner 18446744073709551615 pool 23 '.rgw.buckets.index' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 2648 owner 18446744073709551615 pool 24 '.rgw.buckets' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 400 pgp_num 400 last_change 2673 owner 18446744073709551615 pool 25 '.log' rep size 2 min_size 1 crush_ruleset 0 object_hash rjenkins pg_num 8 pgp_num 8 last_change 4750 owner 18446744073709551615

max_osd 16
osd.0 up in weight 1 up_from 7822 up_thru 7832 down_at 7818 last_clean_interval [2355,7817) 10.37.124.159:6803/1436 20.20.20.159:6802/1436 20.20.20.159:6803/1436 10.37.124.159:6804/1436 exists,up 5defa590-be19-42e5-8a2f-e8f45f15814f osd.1 up in weight 1 up_from 7816 up_thru 7832 down_at 7813 last_clean_interval [4116,7812) 10.37.124.158:6803/17678 20.20.20.158:6802/17678 20.20.20.158:6803/17678 10.37.124.158:6804/17678 exists,up 5b0513c2-743f-4aa0-9507-59377dbb2e8b osd.2 up in weight 1 up_from 7830 up_thru 7830 down_at 7828 last_clean_interval [7826,7827) 10.37.124.160:6800/2413 20.20.20.160:6800/2413 20.20.20.160:6801/2413 10.37.124.160:6801/2413 exists,up e846470a-b716-4068-8721-94674d35c1b1 osd.3 up in weight 1 up_from 7811 up_thru 7832 down_at 7807 last_clean_interval [5929,7806) 10.37.124.157:6801/30442 20.20.20.157:6800/30442 20.20.20.157:6801/30442 10.37.124.157:6802/30442 exists,up 78134dfd-5582-46eb-b83b-fc521b5c744c osd.4 up in weight 1 up_from 7805 up_thru 7832 down_at 7801 last_clean_interval [7799,7800) 10.37.124.156:6803/1313 20.20.20.156:6802/1313 20.20.20.156:6803/1313 10.37.124.156:6804/1313 exists,up c437f2a5-5fa7-420a-be54-7e7c5f1186d3 osd.5 up in weight 1 up_from 7794 up_thru 7832 down_at 7792 last_clean_interval [6193,7791) 10.37.124.155:6803/1233 20.20.20.155:6802/1233 20.20.20.155:6803/1233 10.37.124.155:6804/1233 exists,up ad58df4c-d648-45b0-9339-ce37ea2dee2a osd.6 up in weight 1 up_from 7790 up_thru 7832 down_at 7786 last_clean_interval [5660,7785) 10.37.124.154:6803/1364 20.20.20.154:6802/1364 20.20.20.154:6803/1364 10.37.124.154:6804/1364 exists,up 7a9f3dae-3332-4a2d-94ce-5dbdf2347f4a osd.7 up in weight 1 up_from 7780 up_thru 7832 down_at 7776 last_clean_interval [5685,7775) 10.37.124.153:6800/12989 20.20.20.153:6800/12989 20.20.20.153:6801/12989 10.37.124.153:6801/12989 exists,up 73a987a0-65c6-42e8-9f8d-21d736a334d9 osd.8 up in weight 1 up_from 7820 up_thru 7832 down_at 7818 last_clean_interval [2361,7818) 10.37.124.159:6800/1520 20.20.20.159:6800/1520 20.20.20.159:6801/1520 10.37.124.159:6801/1520 exists,up 2c5e0e28-b7e4-4c49-b325-751ba39cbead osd.9 up in weight 1 up_from 7815 up_thru 7832 down_at 7813 last_clean_interval [4163,7812) 10.37.124.158:6800/17630 20.20.20.158:6800/17630 20.20.20.158:6801/17630 10.37.124.158:6801/17630 exists,up 9373199a-7330-4b8c-8bd9-628763c08b0f osd.10 up in weight 1 up_from 7832 up_thru 7832 down_at 7824 last_clean_interval [4799,7823) 10.37.124.160:6803/2461 20.20.20.160:6802/2461 20.20.20.160:6803/2461 10.37.124.160:6804/2461 exists,up 813f9c30-26a1-4844-8af7-eaf2dd9f182f osd.11 up in weight 1 up_from 7809 up_thru 7832 down_at 7807 last_clean_interval [6206,7806) 10.37.124.157:6804/30490 20.20.20.157:6802/30490 20.20.20.157:6803/30490 10.37.124.157:6805/30490 exists,up 08765693-a348-4c44-929a-e78d3e7c60f8 osd.12 up in weight 1 up_from 7803 up_thru 7832 down_at 7801 last_clean_interval [7798,7800) 10.37.124.156:6800/1357 20.20.20.156:6800/1357 20.20.20.156:6801/1357 10.37.124.156:6801/1357 exists,up 92be8cb3-ae68-42ea-b32c-2bd52857ece4 osd.13 up in weight 1 up_from 7794 up_thru 7832 down_at 7792 last_clean_interval [6340,7791) 10.37.124.155:6800/1181 20.20.20.155:6800/1181 20.20.20.155:6801/1181 10.37.124.155:6801/1181 exists,up 6843258e-d124-417e-ab38-03fda777f97c osd.14 up in weight 1 up_from 7788 up_thru 7832 down_at 7786 last_clean_interval [6419,7785) 10.37.124.154:6800/1320 20.20.20.154:6800/1320 20.20.20.154:6801/1320 10.37.124.154:6801/1320 exists,up 1105602f-f5e8-4679-9dff-c5e0b7ba6282 osd.15 up in weight 1 up_from 7778 up_thru 7832 down_at 7776 last_clean_interval [6535,7775) 10.37.124.153:6804/13043 20.20.20.153:6802/13043 20.20.20.153:6803/13043 10.37.124.153:6805/13043 exists,up fcfcb094-cf6e-4bd4-af36-8681076f9c64

--
______________________________________________________________________
Steffen Thorhauer

Department of Technichal and Business Information Systems (ITI)
Faculty of Computer Science (FIN)
  Otto von Guericke University Magdeburg
Universitaetsplatz 2
39106 Magdeburg, Germany

phone: 0391 67 52996
fax: 0391 67 12341
email: sth@xxxxxxxxxxxxxxxxxxxxxxx
url: http://wwwiti.cs.uni-magdeburg.de/~thorhaue

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