Already min_size = 1
Thanks,
Jose M. Martín
El 31/01/17 a las 09:44, Henrik Korkuc escribió:
> I am not sure about "incomplete" part out of my head, but you can try
> setting min_size to 1 for pools toreactivate some PG, if they are
> down/inactive due to missing replicas.
>
> On 17-01-31 10:24, José M. Martín wrote:
>> # ceph -s
>> cluster 29a91870-2ed2-40dc-969e-07b22f37928b
>> health HEALTH_ERR
>> clock skew detected on mon.loki04
>> 155 pgs are stuck inactive for more than 300 seconds
>> 7 pgs backfill_toofull
>> 1028 pgs backfill_wait
>> 48 pgs backfilling
>> 892 pgs degraded
>> 20 pgs down
>> 153 pgs incomplete
>> 2 pgs peering
>> 155 pgs stuck inactive
>> 1077 pgs stuck unclean
>> 892 pgs undersized
>> 1471 requests are blocked > 32 sec
>> recovery 3195781/36460868 objects degraded (8.765%)
>> recovery 5079026/36460868 objects misplaced (13.930%)
>> mds0: Behind on trimming (175/30)
>> noscrub,nodeep-scrub flag(s) set
>> Monitor clock skew detected
>> monmap e5: 5 mons at
>> {loki01=192.168.3.151:6789/0,loki02=192.168.3.152:6789/0,loki03=192.168.3.153:6789/0,loki04=192.168.3.154:6789/0,loki05=192.168.3.155:6789/0}
>>
>> election epoch 4028, quorum 0,1,2,3,4
>> loki01,loki02,loki03,loki04,loki05
>> fsmap e95494: 1/1/1 up {0=zeus2=up:active}, 1 up:standby
>> osdmap e275373: 42 osds: 42 up, 42 in; 1077 remapped pgs
>> flags noscrub,nodeep-scrub
>> pgmap v36642778: 4872 pgs, 4 pools, 24801 GB data, 17087 kobjects
>> 45892 GB used, 34024 GB / 79916 GB avail
>> 3195781/36460868 objects degraded (8.765%)
>> 5079026/36460868 objects misplaced (13.930%)
>> 3640 active+clean
>> 838 active+undersized+degraded+remapped+wait_backfill
>> 184 active+remapped+wait_backfill
>> 134 incomplete
>> 48 active+undersized+degraded+remapped+backfilling
>> 19 down+incomplete
>> 6
>> active+undersized+degraded+remapped+wait_backfill+backfill_toofull
>> 1 active+remapped+backfill_toofull
>> 1 peering
>> 1 down+peering
>> recovery io 93909 kB/s, 10 keys/s, 67 objects/s
>>
>>
>>
>> # ceph osd tree
>> ID WEIGHT TYPE NAME UP/DOWN REWEIGHT PRIMARY-AFFINITY
>> -1 77.22777 root default
>> -9 27.14778 rack sala1
>> -2 5.41974 host loki01
>> 14 0.90329 osd.14 up 1.00000 1.00000
>> 15 0.90329 osd.15 up 1.00000 1.00000
>> 16 0.90329 osd.16 up 1.00000 1.00000
>> 17 0.90329 osd.17 up 1.00000 1.00000
>> 18 0.90329 osd.18 up 1.00000 1.00000
>> 25 0.90329 osd.25 up 1.00000 1.00000
>> -4 3.61316 host loki03
>> 0 0.90329 osd.0 up 1.00000 1.00000
>> 2 0.90329 osd.2 up 1.00000 1.00000
>> 20 0.90329 osd.20 up 1.00000 1.00000
>> 24 0.90329 osd.24 up 1.00000 1.00000
>> -3 9.05714 host loki02
>> 1 0.90300 osd.1 up 0.90002 1.00000
>> 31 2.72198 osd.31 up 1.00000 1.00000
>> 29 0.90329 osd.29 up 1.00000 1.00000
>> 30 0.90329 osd.30 up 1.00000 1.00000
>> 33 0.90329 osd.33 up 1.00000 1.00000
>> 32 2.72229 osd.32 up 1.00000 1.00000
>> -5 9.05774 host loki04
>> 3 0.90329 osd.3 up 1.00000 1.00000
>> 19 0.90329 osd.19 up 1.00000 1.00000
>> 21 0.90329 osd.21 up 1.00000 1.00000
>> 22 0.90329 osd.22 up 1.00000 1.00000
>> 23 2.72229 osd.23 up 1.00000 1.00000
>> 28 2.72229 osd.28 up 1.00000 1.00000
>> -10 24.61000 rack sala2.2
>> -6 24.61000 host loki05
>> 5 2.73000 osd.5 up 1.00000 1.00000
>> 6 2.73000 osd.6 up 1.00000 1.00000
>> 9 2.73000 osd.9 up 1.00000 1.00000
>> 10 2.73000 osd.10 up 1.00000 1.00000
>> 11 2.73000 osd.11 up 1.00000 1.00000
>> 12 2.73000 osd.12 up 1.00000 1.00000
>> 13 2.73000 osd.13 up 1.00000 1.00000
>> 4 2.73000 osd.4 up 1.00000 1.00000
>> 8 2.73000 osd.8 up 1.00000 1.00000
>> 7 0.03999 osd.7 up 1.00000 1.00000
>> -12 25.46999 rack sala2.1
>> -11 25.46999 host loki06
>> 34 2.73000 osd.34 up 1.00000 1.00000
>> 35 2.73000 osd.35 up 1.00000 1.00000
>> 36 2.73000 osd.36 up 1.00000 1.00000
>> 37 2.73000 osd.37 up 1.00000 1.00000
>> 38 2.73000 osd.38 up 1.00000 1.00000
>> 39 2.73000 osd.39 up 1.00000 1.00000
>> 40 2.73000 osd.40 up 1.00000 1.00000
>> 43 2.73000 osd.43 up 1.00000 1.00000
>> 42 0.90999 osd.42 up 1.00000 1.00000
>> 41 2.71999 osd.41 up 1.00000 1.00000
>>
>>
>> # ceph pg dump
>> You can find it in this link:
>> http://ergodic.ugr.es/pgdumpoutput.txt
>>
>>
>> What I did:
>> My cluster is heterogeneous, having old oss nodes with 1TB disks and
>> new ones with 3TB. I was having problems with balance, some 1TB osd got
>> nearly full meanwhile there was plenty of space in others. My plan was
>> changing some disks to another one biggers. I started the process with
>> no problems, changing one disk. Reweight to 0.0, wait for rebalance, and
>> removed.
>> After that, searching for my problem, I read about straw2. Then, I
>> changed the algorithm editing the crush map and some data movement did.
>> My setup was not optimal, I had the journal in the xfs filesystem, so I
>> decided to change it also. First, I did it slowly, disk by disk, but as
>> rebalance take much time and my group was pushing me to finish quickly,
>> I did
>> ceph osd out osd.id
>> ceph osd crush remove osd.id
>> ceph auth del osd.id
>> ceph osd rm id
>>
>> Then umount the disks, and using ceph-deploy add then again
>> ceph-deploy disk zap loki01:/dev/sda
>> ceph-deploy osd create loki01:/dev/sda
>>
>> For every disk in rack "sala1". First, I finished loki02. Then, I did
>> this steps en loki04, loki01 and loki03 at the same time.
>>
>> Thanks,
>> --
>> José M. Martín
>>
>>
>> El 31/01/17 a las 00:43, Shinobu Kinjo escribió:
>>> First off, the followings, please.
>>>
>>> * ceph -s
>>> * ceph osd tree
>>> * ceph pg dump
>>>
>>> and
>>>
>>> * what you actually did with exact commands.
>>>
>>> Regards,
>>>
>>> On Tue, Jan 31, 2017 at 6:10 AM, José M. Martín
>>> <[email protected]> wrote:
>>>> Dear list,
>>>>
>>>> I'm having some big problems with my setup.
>>>>
>>>> I was trying to increase the global capacity by changing some osds by
>>>> bigger ones. I changed them without wait the rebalance process
>>>> finished,
>>>> thinking the replicas were saved in other buckets, but I found a
>>>> lot of
>>>> PGs incomplete, so replicas of a PG were placed in a same bucket. I
>>>> have
>>>> assumed I have lost data because I zapped the disks and used in
>>>> other tasks.
>>>>
>>>> My question is: what should I do to recover as much data as possible?
>>>> I'm using the filesystem and RBD.
>>>>
>>>> Thank you so much,
>>>>
>>>> --
>>>>
>>>> Jose M. Martín
>>>>
>>>>
>>>> _______________________________________________
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>>>> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>>
>>
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