Re: rgw leaking data, orphan search loop

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HI Maruis,

On Thu, Dec 22, 2016 at 12:00 PM, Marius Vaitiekunas
<mariusvaitiekunas@xxxxxxxxx> wrote:
> On Thu, Dec 22, 2016 at 11:58 AM, Marius Vaitiekunas
> <mariusvaitiekunas@xxxxxxxxx> wrote:
>>
>> Hi,
>>
>> 1) I've written before into mailing list, but one more time. We have big
>> issues recently with rgw on jewel. because of leaked data - the rate is
>> about 50GB/hour.
>>
>> We've hitted these bugs:
>> rgw: fix put_acls for objects starting and ending with underscore
>> (issue#17625, pr#11669, Orit Wasserman)
>>
>> Upgraded to jewel 10.2.5 - no luck.
>>
>> Also we've hitted this one:
>> rgw: RGW loses realm/period/zonegroup/zone data: period overwritten if
>> somewhere in the cluster is still running Hammer (issue#17371, pr#11519,
>> Orit Wasserman)
>>
>> Fixed zonemaps - also no luck.
>>
>> We do not use multisite - only default realm, zonegroup, zone.
>>
>> We have no more ideas, how these data leak could happen. gc is working -
>> we can see it in rgw logs.
>>
>> Maybe, someone could give any hint about this? Where should we look?
>>
>>
>> 2) Another story is about removing all the leaked/orphan objects.
>> radosgw-admin orphans find enters the loop state on stage when it starts
>> linking objects.
>>
>> We've tried to change the number of shards to 16, 64 (default), 512. At
>> the moment it's running with shards number 1.
>>
>> Again, any ideas how to make orphan search happen?
>>
>>
>> I could provide any logs, configs, etc. if someone is ready to help on
>> this case.
>>
>>

How many buckets do you have ? how many object in each?
Can you provide the output of rados ls -p .rgw.buckets ?

Orit

>
> Sorry. I forgot to mention, that we've registered two issues on tracker:
> http://tracker.ceph.com/issues/18331
> http://tracker.ceph.com/issues/18258
>
> --
> Marius Vaitiekūnas
>
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>
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