Already restarted those OSD and then whole cluster (rack by rack,
failure domain is rack in this setup).
We would like to try *ceph-objectstore-tool mark-complete* operation. Is
there any way (other than checking mtime on file and querying PGs) to
determine which replica has most up to date datas?
On 06/21/2016 12:37 PM, M Ranga Swami Reddy wrote:
> Try to restart OSD 109 and 166? check if it help?
>
>
> On Tue, Jun 21, 2016 at 4:05 PM, Paweł Sadowski <ceph@xxxxxxxxx> wrote:
>> Thanks for response.
>>
>> All OSDs seems to be ok, they have been restarted, joined cluster after
>> that, nothing weird in the logs.
>>
>> # ceph pg dump_stuck stale
>> ok
>>
>> # ceph pg dump_stuck inactive
>> ok
>> pg_stat state up up_primary acting acting_primary
>> 3.2929 incomplete [109,272,83] 109 [109,272,83] 109
>> 3.1683 incomplete [166,329,281] 166 [166,329,281] 166
>>
>> # ceph pg dump_stuck unclean
>> ok
>> pg_stat state up up_primary acting acting_primary
>> 3.2929 incomplete [109,272,83] 109 [109,272,83] 109
>> 3.1683 incomplete [166,329,281] 166 [166,329,281] 166
>>
>>
>> On OSD 166 there is 100 blocked ops (on 109 too), they all end on
>> "event": "reached_pg"
>>
>> # ceph --admin-daemon /var/run/ceph/ceph-osd.166.asok dump_ops_in_flight
>> ...
>> {
>> "description": "osd_op(client.958764031.0:18137113
>> rbd_data.392585982ae8944a.0000000000000ad4 [set-alloc-hint object_size
>> 4194304 write_size 4194304,write 2641920~8192] 3.d6195683 RETRY=15
>> ack+ondisk+retry+write+known_if_redirected e613241)",
>> "initiated_at": "2016-06-21 10:19:59.894393",
>> "age": 828.025527,
>> "duration": 600.020809,
>> "type_data": [
>> "reached pg",
>> {
>> "client": "client.958764031",
>> "tid": 18137113
>> },
>> [
>> {
>> "time": "2016-06-21 10:19:59.894393",
>> "event": "initiated"
>> },
>> {
>> "time": "2016-06-21 10:29:59.915202",
>> "event": "reached_pg"
>> }
>> ]
>> ]
>> }
>> ],
>> "num_ops": 100
>> }
>>
>>
>>
>> On 06/21/2016 12:27 PM, M Ranga Swami Reddy wrote:
>>> you can use the below cmds:
>>> ==
>>>
>>> ceph pg dump_stuck stale
>>> ceph pg dump_stuck inactive
>>> ceph pg dump_stuck unclean
>>> ===
>>>
>>> And the query the PG, which are in unclean or stale state, check for
>>> any issue with a specific OSD.
>>>
>>> Thanks
>>> Swami
>>>
>>> On Tue, Jun 21, 2016 at 3:02 PM, Paweł Sadowski <ceph@xxxxxxxxx> wrote:
>>>> Hello,
>>>>
>>>> We have an issue on one of our clusters. One node with 9 OSD was down
>>>> for more than 12 hours. During that time cluster recovered without
>>>> problems. When host back to the cluster we got two PGs in incomplete
>>>> state. We decided to mark OSDs on this host as out but the two PGs are
>>>> still in incomplete state. Trying to query those pg hangs forever. We
>>>> were alredy trying restarting OSDs. Is there any way to solve this issue
>>>> without loosing data? Any help appreciate :)
>>>>
>>>> # ceph health detail | grep incomplete
>>>> HEALTH_WARN 2 pgs incomplete; 2 pgs stuck inactive; 2 pgs stuck unclean;
>>>> 200 requests are blocked > 32 sec; 2 osds have slow requests;
>>>> noscrub,nodeep-scrub flag(s) set
>>>> pg 3.2929 is stuck inactive since forever, current state incomplete,
>>>> last acting [109,272,83]
>>>> pg 3.1683 is stuck inactive since forever, current state incomplete,
>>>> last acting [166,329,281]
>>>> pg 3.2929 is stuck unclean since forever, current state incomplete, last
>>>> acting [109,272,83]
>>>> pg 3.1683 is stuck unclean since forever, current state incomplete, last
>>>> acting [166,329,281]
>>>> pg 3.1683 is incomplete, acting [166,329,281] (reducing pool vms
>>>> min_size from 2 may help; search ceph.com/docs for 'incomplete')
>>>> pg 3.2929 is incomplete, acting [109,272,83] (reducing pool vms min_size
>>>> from 2 may help; search ceph.com/docs for 'incomplete')
>>>>
>>>> Directory for PG 3.1683 is present on OSD 166 and containes ~8GB.
>>>>
>>>> We didn't try setting min_size to 1 yet (we treat is as a last resort).
>>>>
>>>>
>>>>
>>>> Some cluster info:
>>>> # ceph --version
>>>>
>>>> ceph version 0.94.6 (e832001feaf8c176593e0325c8298e3f16dfb403)
>>>>
>>>> # ceph -s
>>>> health HEALTH_WARN
>>>> 2 pgs incomplete
>>>> 2 pgs stuck inactive
>>>> 2 pgs stuck unclean
>>>> 200 requests are blocked > 32 sec
>>>> noscrub,nodeep-scrub flag(s) set
>>>> monmap e7: 5 mons at
>>>> {mon-03=*.2:6789/0,mon-04=*.36:6789/0,mon-05=*.81:6789/0,mon-06=*.0:6789/0,mon-07=*.40:6789/0}
>>>> election epoch 3250, quorum 0,1,2,3,4
>>>> mon-06,mon-07,mon-04,mon-03,mon-05
>>>> osdmap e613040: 346 osds: 346 up, 337 in
>>>> flags noscrub,nodeep-scrub
>>>> pgmap v27163053: 18624 pgs, 6 pools, 138 TB data, 39062 kobjects
>>>> 415 TB used, 186 TB / 601 TB avail
>>>> 18622 active+clean
>>>> 2 incomplete
>>>> client io 9992 kB/s rd, 64867 kB/s wr, 8458 op/s
>>>>
>>>>
>>>> # ceph osd pool get vms pg_num
>>>> pg_num: 16384
>>>>
>>>> # ceph osd pool get vms size
>>>> size: 3
>>>>
>>>> # ceph osd pool get vms min_size
>>>> min_size: 2
>> --
>> PS
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