Re: 14. 2.15: Question to collection_list_legacy osd bug fixed in 14.2.15

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No, you are not affected. Affected only clusters with mixed versions.


k

Sent from my iPhone

> On 24 Nov 2020, at 18:25, Rainer Krienke <krienke@xxxxxxxxxxxxxx> wrote:
> 
> Hello,
> 
> thanks for your answer. If I understand you correctly then only if I
> upgrade from 14.2.11 to 14.2.(12|14) this could lead to problems. Does
> this mean that running 14.2.13 what I have currently installed is not
> affected?
> 
> The release note says:
> 
> * BlueStore: Fixes a bug in collection_list_legacy which makes pgs
> inconsistent during scrub when running mixed versions of osds, prior to
> 14.2.12 with newer.
> 
> This sounds to me like if I create a new OSD having ceph vers < 14.2.15
> (like 14.2.13 in my case) installed and have OSDs created before 14.2.12
> and then create a new one I could be affected by inconsitent pgs during
> scrubbing.
> 
> Have a nice day
> Rainer
> 
>> Am 24.11.20 um 11:18 schrieb Konstantin Shalygin:
>> This bug may be affect when you upgrade from 14.2.11 to 14.2.(12|14) with low speed (e.g. one by one node). If you already upgrade from 14.2.11 you just jump over this bug.
>> 
>> 
>> k
>> 
>> Sent from my iPhone
>> 
>>>> On 24 Nov 2020, at 10:43, Rainer Krienke <krienke@xxxxxxxxxxxxxx> wrote:
>>> 
>>> Hello,
>>> 
>>> I am running a productive ceph cluster with Nautilus 14.2.13. All OSDs
>>> are bluestore and were created with a ceph version prior to 14.2.12.
>>> 
>>> What I would like to know is how urgent I should consider the
>>> collection_list_legacy  bug since at the moment I am not going to add a
>>> brand new OSD to the system. However any time a disk could fail and so I
>>> would have to destroy the OSD with the failed disk and them with a new
>>> disk run ceph-volume to create a new bluestore OSD.
>>> 
>>> Would this scenario also lead to inconsistent pgs?
>>> 
>>> Thanks
>>> Rainer
>>> 
>>>> Am 24.11.20 um 02:35 schrieb David Galloway:
>>>> This is the 15th backport release in the Nautilus series. This release
>>>> fixes a ceph-volume regression introduced in v14.2.13 and includes few
>>>> other fixes. We recommend users to update to this release.
>>>> 
>>>> For a detailed release notes with links & changelog please refer to the
>>>> official blog entry at https://ceph.io/releases/v14-2-15-nautilus-released
>>>> 
>>>> 
>>>> Notable Changes
>>>> ---------------
>>>> * ceph-volume: Fixes lvm batch --auto, which breaks backward
>>>> compatibility when using non rotational devices only (SSD and/or NVMe).
>>>> * BlueStore: Fixes a bug in collection_list_legacy which makes pgs
>>>> inconsistent during scrub when running mixed versions of osds, prior to
>>>> 14.2.12 with newer.
>>>> * MGR: progress module can now be turned on/off, using the commands:
>>>> `ceph progress on` and `ceph progress off`.
>>>> 
>>>> 
>>>> Getting Ceph
>>>> ------------
>>>> * Git at git://github.com/ceph/ceph.git
>>>> * Tarball at http://download.ceph.com/tarballs/ceph-14.2.15.tar.gz
>>>> * For packages, see http://docs.ceph.com/docs/master/install/get-packages/
>>>> * Release git sha1: afdd217ae5fb1ed3f60e16bd62357ca58cc650e5
>>>> _______________________________________________
>>>> ceph-users mailing list -- ceph-users@xxxxxxx
>>>> To unsubscribe send an email to ceph-users-leave@xxxxxxx
>>>> 
>>> 
>>> -- 
>>> Rainer Krienke, Uni Koblenz, Rechenzentrum, A22, Universitaetsstrasse 1
>>> 56070 Koblenz, Tel: +49261287 1312 Fax +49261287 100 1312
>>> Web: http://userpages.uni-koblenz.de/~krienke
>>> PGP: http://userpages.uni-koblenz.de/~krienke/mypgp.html
>>> _______________________________________________
>>> ceph-users mailing list -- ceph-users@xxxxxxx
>>> To unsubscribe send an email to ceph-users-leave@xxxxxxx
>> 
> 
> 
> -- 
> Rainer Krienke, Uni Koblenz, Rechenzentrum, A22, Universitaetsstrasse 1
> 56070 Koblenz, Tel: +49261287 1312 Fax +49261287 100 1312
> Web: http://userpages.uni-koblenz.de/~krienke
> PGP: http://userpages.uni-koblenz.de/~krienke/mypgp.html
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