I was thinking the same thing. Very small OSDs can behave unexpectedly because
of the relatively high percentage of overhead.
> On Nov 18, 2023, at 3:08 AM, Eugen Block <ebl...@nde.ag> wrote:
>
> Do you have a large block.db size defined in the ceph.conf (or config store)?
>
> Zitat von Debian <deb...@boku.ac.at>:
>
>> thx for your reply, it shows nothing,... there are no pgs on the osd,...
>>
>> best regards
>>
>>> On 17.11.23 23:09, Eugen Block wrote:
>>> After you create the OSD, run ‚ceph pg ls-by-osd {OSD}‘, it should show you
>>> which PGs are created there and then you’ll know which pool they belong to,
>>> then check again the crush rule for that pool. You can paste the outputs
>>> here.
>>>
>>> Zitat von Debian <deb...@boku.ac.at>:
>>>
>>>> Hi,
>>>>
>>>> after a massive rebalance(tunables) my small SSD-OSDs are getting full, i
>>>> changed my crush rules so there are actual no pgs/pools on it, but the
>>>> disks stay full:
>>>>
>>>> ceph version 14.2.21 (5ef401921d7a88aea18ec7558f7f9374ebd8f5a6) nautilus
>>>> (stable)
>>>>
>>>> ID CLASS WEIGHT REWEIGHT SIZE RAW USE DATA OMAP META
>>>> AVAIL %USE VAR PGS STATUS TYPE NAME
>>>> 158 ssd 0.21999 1.00000 224 GiB 194 GiB 193 GiB 22 MiB 1002 MiB
>>>> 30 GiB 86.68 1.49 0 up osd.158
>>>>
>>>> inferring bluefs devices from bluestore path
>>>> 1 : device size 0x37e4400000 : own 0x[1ad3f00000~23c600000] = 0x23c600000
>>>> : using 0x39630000(918 MiB) : bluestore has 0x46e2d0000(18 GiB) available
>>>>
>>>> when i recreate the osd the osd gets full again
>>>>
>>>> any suggestion?
>>>>
>>>> thx & best regards
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>>>
>>>
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