Re: Recoveries without any misplaced objects?

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



It is RGW, but the index is on a different pool. Not seeing any key/s being reported in recovery. We've definitely had OSDs flap multiple times.

David

On Wed, Apr 24, 2024, at 16:48, Anthony D'Atri wrote:
> Do you see *keys* aka omap traffic?  Especially if you have RGW set up?
>
>> On Apr 24, 2024, at 15:37, David Orman <ormandj@xxxxxxxxxxxx> wrote:
>> 
>> Did you ever figure out what was happening here?
>> 
>> David
>> 
>> On Mon, May 29, 2023, at 07:16, Hector Martin wrote:
>>> On 29/05/2023 20.55, Anthony D'Atri wrote:
>>>> Check the uptime for the OSDs in question
>>> 
>>> I restarted all my OSDs within the past 10 days or so. Maybe OSD
>>> restarts are somehow breaking these stats?
>>> 
>>>> 
>>>>> On May 29, 2023, at 6:44 AM, Hector Martin <marcan@xxxxxxxxx> wrote:
>>>>> 
>>>>> Hi,
>>>>> 
>>>>> I'm watching a cluster finish a bunch of backfilling, and I noticed that
>>>>> quite often PGs end up with zero misplaced objects, even though they are
>>>>> still backfilling.
>>>>> 
>>>>> Right now the cluster is down to 6 backfilling PGs:
>>>>> 
>>>>> data:
>>>>>   volumes: 1/1 healthy
>>>>>   pools:   6 pools, 268 pgs
>>>>>   objects: 18.79M objects, 29 TiB
>>>>>   usage:   49 TiB used, 25 TiB / 75 TiB avail
>>>>>   pgs:     262 active+clean
>>>>>            6   active+remapped+backfilling
>>>>> 
>>>>> But there are no misplaced objects, and the misplaced column in `ceph pg
>>>>> dump` is zero for all PGs.
>>>>> 
>>>>> If I do a `ceph pg dump_json`, I can see `num_objects_recovered`
>>>>> increasing for these PGs... but the misplaced count is still 0.
>>>>> 
>>>>> Is there something else that would cause recoveries/backfills other than
>>>>> misplaced objects? Or perhaps there is a bug somewhere causing the
>>>>> misplaced object count to be misreported as 0 sometimes?
>>>>> 
>>>>> # ceph -v
>>>>> ceph version 17.2.6 (d7ff0d10654d2280e08f1ab989c7cdf3064446a5) quincy
>>>>> (stable)
>>>>> 
>>>>> - Hector
>>>>> _______________________________________________
>>>>> ceph-users mailing list -- ceph-users@xxxxxxx
>>>>> To unsubscribe send an email to ceph-users-leave@xxxxxxx
>>>> 
>>>> 
>>> 
>>> - Hector
>>> _______________________________________________
>>> ceph-users mailing list -- ceph-users@xxxxxxx
>>> To unsubscribe send an email to ceph-users-leave@xxxxxxx
> _______________________________________________
> ceph-users mailing list -- ceph-users@xxxxxxx
> To unsubscribe send an email to ceph-users-leave@xxxxxxx
_______________________________________________
ceph-users mailing list -- ceph-users@xxxxxxx
To unsubscribe send an email to ceph-users-leave@xxxxxxx



[Index of Archives]     [Information on CEPH]     [Linux Filesystem Development]     [Ceph Development]     [Ceph Large]     [Ceph Dev]     [Linux USB Development]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [xfs]


  Powered by Linux