Re: Scrubbing a lot

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Image format 1 is still supported -- just trying to slowly move users off of it and onto image format 2 through lots of log message nagging.

-- 

Jason Dillaman 


----- Original Message ----- 

> From: "Stefan Lissmats" <stefan@xxxxxxxxxx>
> To: "German Anders" <ganders@xxxxxxxxxxxx>
> Cc: "ceph-users" <ceph-users@xxxxxxxxxxxxxx>
> Sent: Tuesday, March 29, 2016 4:55:02 PM
> Subject: Re:  Scrubbing a lot

> Ok, i also got the warning but was able to use it anyway. Could be blocked in
> the new release of Jewel. Probably the more correct answer is to use the
> other answer (to use - - image-features layering) but haven't tried that
> myself.

> Skickat från min Samsung-enhet

> -------- Originalmeddelande --------
> Från: German Anders <ganders@xxxxxxxxxxxx>
> Datum: 2016-03-29 22:48 (GMT+01:00)
> Till: Stefan Lissmats <stefan@xxxxxxxxxx>
> Kopia: Samuel Just <sjust@xxxxxxxxxx>, ceph-users <ceph-users@xxxxxxxxxxxxxx>
> Rubrik: Re:  Scrubbing a lot

> mmmm it seems that the image-format option is deprecated:

> # rbd --id cinder --cluster cephIB create e60host01v2 --size 100G
> --image-format 1 --pool cinder-volumes -k
> /etc/ceph/cephIB.client.cinder.keyring
> rbd: image format 1 is deprecated

> # rbd --cluster cephIB info e60host01v2 --pool cinder-volumes
> 2016-03-29 16:45:39.073198 7fb859eb7700 -1 librbd::image::OpenRequest: RBD
> image format 1 is deprecated. Please copy this image to image format 2.
> rbd image 'e60host01v2':
> size 102400 MB in 25600 objects
> order 22 (4096 kB objects)
> block_name_prefix: rb.0.37d7.238e1f29
> format: 1

> and the map operations still doesn't work :(

> # rbd --cluster cephIB map e60host01v2 --pool cinder-volumes -k
> /etc/ceph/cephIB.client.cinder.keyring
> rbd: sysfs write failed
> rbd: map failed: (5) Input/output error

> also, I'm running kernel 3.19.0-39-generic

> German

> 2016-03-29 17:40 GMT-03:00 Stefan Lissmats < stefan@xxxxxxxxxx > :

> > I agrree. I ran in to the same issue and the error massage is not that
> > clear.
> > Mapping with the kernel rbd client (rbd map) needs a quite new kernel to
> > handle the new image format. The work-around is to use - - image-format 1
> > when creating the image.
> 

> > -------- Originalmeddelande --------
> 
> > Från: Samuel Just < sjust@xxxxxxxxxx >
> 
> > Datum: 2016-03-29 22:24 (GMT+01:00)
> 
> > Till: German Anders < ganders@xxxxxxxxxxxx >
> 
> > Kopia: ceph-users < ceph-users@xxxxxxxxxxxxxx >
> 
> > Rubrik: Re:  Scrubbing a lot
> 

> > Sounds like a version/compatibility thing. Are your rbd clients really old?
> 
> > -Sam
> 

> > On Tue, Mar 29, 2016 at 1:19 PM, German Anders < ganders@xxxxxxxxxxxx >
> > wrote:
> 
> > > I've just upgrade to jewel, and the scrubbing seems to been corrected...
> > > but
> 
> > > now I'm not able to map an rbd on a host (before I was able to),
> > > basically
> 
> > > I'm getting this error msg:
> 
> > >
> 
> > > rbd: sysfs write failed
> 
> > > rbd: map failed: (5) Input/output error
> 
> > >
> 
> > > # rbd --cluster cephIB create host01 --size 102400 --pool cinder-volumes
> > > -k
> 
> > > /etc/ceph/cephIB.client.cinder.keyring
> 
> > > # rbd --cluster cephIB map host01 --pool cinder-volumes -k
> 
> > > /etc/ceph/cephIB.client.cinder.keyring
> 
> > > rbd: sysfs write failed
> 
> > > rbd: map failed: (5) Input/output error
> 
> > >
> 
> > > Any ideas? on the /etc/ceph directory on the host I've:
> 
> > >
> 
> > > -rw-r--r-- 1 ceph ceph 92 Nov 17 15:45 rbdmap
> 
> > > -rw-r--r-- 1 ceph ceph 170 Dec 15 14:47 secret.xml
> 
> > > -rw-r--r-- 1 ceph ceph 37 Dec 15 15:12 virsh-secret
> 
> > > -rw-r--r-- 1 ceph ceph 0 Dec 15 15:12 virsh-secret-set
> 
> > > -rw-r--r-- 1 ceph ceph 37 Dec 21 14:53 virsh-secretIB
> 
> > > -rw-r--r-- 1 ceph ceph 0 Dec 21 14:53 virsh-secret-setIB
> 
> > > -rw-r--r-- 1 ceph ceph 173 Dec 22 13:34 secretIB.xml
> 
> > > -rw-r--r-- 1 ceph ceph 619 Dec 22 13:38 ceph.conf
> 
> > > -rw-r--r-- 1 ceph ceph 72 Dec 23 09:51 ceph.client.cinder.keyring
> 
> > > -rw-r--r-- 1 ceph ceph 63 Mar 28 09:03 cephIB.client.cinder.keyring
> 
> > > -rw-r--r-- 1 ceph ceph 526 Mar 28 12:06 cephIB.conf
> 
> > > -rw------- 1 ceph ceph 63 Mar 29 16:11 cephIB.client.admin.keyring
> 
> > >
> 
> > > Thanks in advance,
> 
> > >
> 
> > > Best,
> 
> > >
> 
> > > German
> 
> > >
> 
> > > 2016-03-29 14:45 GMT-03:00 German Anders < ganders@xxxxxxxxxxxx >:
> 
> > >>
> 
> > >> Sure, also the scrubbing is happening on all the osds :S
> 
> > >>
> 
> > >> # ceph --cluster cephIB daemon osd.4 config diff
> 
> > >> {
> 
> > >> "diff": {
> 
> > >> "current": {
> 
> > >> "admin_socket": "\/var\/run\/ceph\/cephIB-osd.4.asok",
> 
> > >> "auth_client_required": "cephx",
> 
> > >> "filestore_fd_cache_size": "10240",
> 
> > >> "filestore_journal_writeahead": "true",
> 
> > >> "filestore_max_sync_interval": "10",
> 
> > >> "filestore_merge_threshold": "40",
> 
> > >> "filestore_op_threads": "20",
> 
> > >> "filestore_queue_max_ops": "100000",
> 
> > >> "filestore_split_multiple": "8",
> 
> > >> "fsid": "a4bce51b-4d6b-4394-9737-3e4d9f5efed2",
> 
> > >> "internal_safe_to_start_threads": "true",
> 
> > >> "keyring": "\/var\/lib\/ceph\/osd\/cephIB-4\/keyring",
> 
> > >> "leveldb_log": "",
> 
> > >> "log_file": "\/var\/log\/ceph\/cephIB-osd.4.log",
> 
> > >> "log_to_stderr": "false",
> 
> > >> "mds_data": "\/var\/lib\/ceph\/mds\/cephIB-4",
> 
> > >> "mon_cluster_log_file":
> 
> > >> "default=\/var\/log\/ceph\/cephIB.$channel.log
> 
> > >> cluster=\/var\/log\/ceph\/cephIB.log",
> 
> > >> "mon_data": "\/var\/lib\/ceph\/mon\/cephIB-4",
> 
> > >> "mon_debug_dump_location":
> 
> > >> "\/var\/log\/ceph\/cephIB-osd.4.tdump",
> 
> > >> "mon_host": "172.23.16.1,172.23.16.2,172.23.16.3",
> 
> > >> "mon_initial_members": "cibm01, cibm02, cibm03",
> 
> > >> "osd_data": "\/var\/lib\/ceph\/osd\/cephIB-4",
> 
> > >> "osd_journal": "\/var\/lib\/ceph\/osd\/cephIB-4\/journal",
> 
> > >> "osd_op_threads": "8",
> 
> > >> "rgw_data": "\/var\/lib\/ceph\/radosgw\/cephIB-4",
> 
> > >> "setgroup": "ceph",
> 
> > >> "setuser": "ceph"
> 
> > >> },
> 
> > >> "defaults": {
> 
> > >> "admin_socket": "\/var\/run\/ceph\/ceph-osd.4.asok",
> 
> > >> "auth_client_required": "cephx, none",
> 
> > >> "filestore_fd_cache_size": "128",
> 
> > >> "filestore_journal_writeahead": "false",
> 
> > >> "filestore_max_sync_interval": "5",
> 
> > >> "filestore_merge_threshold": "10",
> 
> > >> "filestore_op_threads": "2",
> 
> > >> "filestore_queue_max_ops": "50",
> 
> > >> "filestore_split_multiple": "2",
> 
> > >> "fsid": "00000000-0000-0000-0000-000000000000",
> 
> > >> "internal_safe_to_start_threads": "false",
> 
> > >> "keyring":
> 
> > >> "\/etc\/ceph\/ceph.osd.4.keyring,\/etc\/ceph\/ceph.keyring,\/etc\/ceph\/keyring,\/etc\/ceph\/keyring.bin",
> 
> > >> "leveldb_log": "\/dev\/null",
> 
> > >> "log_file": "\/var\/log\/ceph\/ceph-osd.4.log",
> 
> > >> "log_to_stderr": "true",
> 
> > >> "mds_data": "\/var\/lib\/ceph\/mds\/ceph-4",
> 
> > >> "mon_cluster_log_file":
> 
> > >> "default=\/var\/log\/ceph\/ceph.$channel.log
> 
> > >> cluster=\/var\/log\/ceph\/ceph.log",
> 
> > >> "mon_data": "\/var\/lib\/ceph\/mon\/ceph-4",
> 
> > >> "mon_debug_dump_location":
> 
> > >> "\/var\/log\/ceph\/ceph-osd.4.tdump",
> 
> > >> "mon_host": "",
> 
> > >> "mon_initial_members": "",
> 
> > >> "osd_data": "\/var\/lib\/ceph\/osd\/ceph-4",
> 
> > >> "osd_journal": "\/var\/lib\/ceph\/osd\/ceph-4\/journal",
> 
> > >> "osd_op_threads": "2",
> 
> > >> "rgw_data": "\/var\/lib\/ceph\/radosgw\/ceph-4",
> 
> > >> "setgroup": "",
> 
> > >> "setuser": ""
> 
> > >> }
> 
> > >> },
> 
> > >> "unknown": []
> 
> > >> }
> 
> > >>
> 
> > >>
> 
> > >> Thanks a lot!
> 
> > >>
> 
> > >> Best,
> 
> > >>
> 
> > >>
> 
> > >> German
> 
> > >>
> 
> > >> 2016-03-29 14:10 GMT-03:00 Samuel Just < sjust@xxxxxxxxxx >:
> 
> > >>>
> 
> > >>> That seems to be scrubbing pretty often. Can you attach a config diff
> 
> > >>> from osd.4 (ceph daemon osd.4 config diff)?
> 
> > >>> -Sam
> 
> > >>>
> 
> > >>> On Tue, Mar 29, 2016 at 9:30 AM, German Anders < ganders@xxxxxxxxxxxx >
> 
> > >>> wrote:
> 
> > >>> > Hi All,
> 
> > >>> >
> 
> > >>> > I've maybe a simple question, I've setup a new cluster with
> > >>> > Infernalis
> 
> > >>> > release, there's no IO going on at the cluster level and I'm
> > >>> > receiving
> 
> > >>> > a lot
> 
> > >>> > of these messages:
> 
> > >>> >
> 
> > >>> > 2016-03-29 12:22:07.462818 mon.0 [INF] pgmap v158062: 8192 pgs: 8192
> 
> > >>> > active+clean; 20617 MB data, 46164 MB used, 52484 GB / 52529 GB avail
> 
> > >>> > 2016-03-29 12:22:08.176684 osd.13 [INF] 0.d38 scrub starts
> 
> > >>> > 2016-03-29 12:22:08.179841 osd.13 [INF] 0.d38 scrub ok
> 
> > >>> > 2016-03-29 12:21:59.526355 osd.9 [INF] 0.8a6 scrub starts
> 
> > >>> > 2016-03-29 12:21:59.529582 osd.9 [INF] 0.8a6 scrub ok
> 
> > >>> > 2016-03-29 12:22:03.004107 osd.4 [INF] 0.38b scrub starts
> 
> > >>> > 2016-03-29 12:22:03.007220 osd.4 [INF] 0.38b scrub ok
> 
> > >>> > 2016-03-29 12:22:03.617706 osd.21 [INF] 0.525 scrub starts
> 
> > >>> > 2016-03-29 12:22:03.621073 osd.21 [INF] 0.525 scrub ok
> 
> > >>> > 2016-03-29 12:22:06.527264 osd.9 [INF] 0.8a6 scrub starts
> 
> > >>> > 2016-03-29 12:22:06.529150 osd.9 [INF] 0.8a6 scrub ok
> 
> > >>> > 2016-03-29 12:22:07.005628 osd.4 [INF] 0.38b scrub starts
> 
> > >>> > 2016-03-29 12:22:07.009776 osd.4 [INF] 0.38b scrub ok
> 
> > >>> > 2016-03-29 12:22:07.618191 osd.21 [INF] 0.525 scrub starts
> 
> > >>> > 2016-03-29 12:22:07.621363 osd.21 [INF] 0.525 scrub ok
> 
> > >>> >
> 
> > >>> >
> 
> > >>> > I mean, all the time, and AFAIK these is because the scrub operation
> > >>> > is
> 
> > >>> > like
> 
> > >>> > an fsck on the object level, so this make me think that it's not a
> 
> > >>> > normal
> 
> > >>> > situation. Is there any command that I can run in order to check
> > >>> > this?
> 
> > >>> >
> 
> > >>> > # ceph --cluster cephIB health detail
> 
> > >>> > HEALTH_OK
> 
> > >>> >
> 
> > >>> >
> 
> > >>> > Thanks in advance,
> 
> > >>> >
> 
> > >>> > Best,
> 
> > >>> >
> 
> > >>> > German
> 
> > >>> >
> 
> > >>> > _______________________________________________
> 
> > >>> > ceph-users mailing list
> 
> > >>> > ceph-users@xxxxxxxxxxxxxx
> 
> > >>> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> 
> > >>> >
> 
> > >>
> 
> > >>
> 
> > >
> 
> > _______________________________________________
> 
> > ceph-users mailing list
> 
> > ceph-users@xxxxxxxxxxxxxx
> 
> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> 

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