Re: creating/listing RBD images on EC pool causes hang

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I rebuilt my cluster and now it appears to be working correctly.
Sorry for the false alarm.



On Thu, Mar 8, 2018 at 1:43 PM, Mykola Golub <to.my.trociny@xxxxxxxxx> wrote:
> On Tue, Mar 06, 2018 at 09:43:36AM -0500, Wyllys Ingersoll wrote:
>> Under Luminous 12.2.4 (with filestore OSDs), listing images on an
>> erasure-coded pool results in the command hanging and never returning.
>>
>> Ex:
>> $ ceph osd pool create ectest 32 32 erasure default
>> $ ceph osd pool create ectest-cache 32 32
>> $ ceph osd tier add ectest ectest-cache
>> $ ceph osd tier cache-mode ectest-cache writeback
>> $ ceph osd tier set-overlay ectest ectest-cache
>> $ ceph osd pool application enable ectest rbd
>> $ rbd -p ectest ls
>> ... (never returns )...
>>
>> $ rbd create ectest/foobar --size 5G
>> ... (never returns) ....
>
> Are you sure your ec pool is in OK state? Could you please show `ceph -s`
> (and `ceph health detail` if it is not OK)?
>
> If the health is OK, what does happen if you try `rados -p ectest ls`?
> If it hangs too, showing here the result of
> `rados --debug-rados=30 -p ectest ls` might be useful.
>
> --
> Mykola Golub
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