Good eye,

Thanks Dietmar,

Glad to know this isn’t a standard issue, hopefully anything in the future will 
get caught and/or make it into release notes.

Thanks,

Reed

> On Mar 12, 2018, at 12:55 PM, Dietmar Rieder <dietmar.rie...@i-med.ac.at> 
> wrote:
> 
> Hi,
> 
> See: 
> http://lists.ceph.com/pipermail/ceph-users-ceph.com/2018-February/025092.html 
> <http://lists.ceph.com/pipermail/ceph-users-ceph.com/2018-February/025092.html>
> 
> Might be of interest.
> 
> Dietmar
> 
> Am 12. März 2018 18:19:51 MEZ schrieb Reed Dier <reed.d...@focusvq.com>:
> Figured I would see if anyone has seen this or can see something I am doing 
> wrong.
> 
> Upgrading all of my daemons from 12.2.2. to 12.2.4.
> 
> Followed the documentation, upgraded mons, mgrs, osds, then mds’s in that 
> order.
> 
> All was fine, until the MDSs.
> 
> I have two MDS’s in Active:Standby config. I decided it made sense to upgrade 
> the Standby MDS, so I could gracefully step down the current active, after 
> the standby was upgraded.
> 
> However, when I upgraded the standby, it caused the working active to 
> suicide, and the then standby to immediately rejoin as active when it 
> restarted, which didn’t leave me feeling warm and fuzzy about upgrading MDS’s 
> in the future.
> 
> Attaching log entries that would appear to be the culprit.
> 
>  2018-03-12 13:07:38.981339 7ff0cdc40700  0 mds.0 handle_mds_map mdsmap 
> compatset compat={},rocompat={},incompat={1=base v0.20,2=client writeable 
> ranges,3=default file layouts on dirs,4=dir inode in separate object,5=mds 
> uses versioned encoding,6=dirfrag is stored in omap,8=no anchor table,9=file 
> layout v2} not writeable with daemon features 
> compat={},rocompat={},incompat={1=base v0.20,2=client writeable 
> ranges,3=default file layouts on dirs,4=dir inode in separate object,5=mds 
> uses versioned encoding,6=dirfrag is stored in omap,7=mds uses inline 
> data,8=file layout v2}, killing myself
>  2018-03-12 13:07:38.981353 7ff0cdc40700  1 mds.0 suicide.  wanted state 
> up:active
>  2018-03-12 13:07:40.000753 7ff0cdc40700  1 mds.0.119543 shutdown: shutting 
> down rank 0
>  2018-03-12 13:08:27.325667 7f32cc992200  0 set uid:gid to 64045:64045 
> (ceph:ceph)
>  2018-03-12 13:08:27.325687 7f32cc992200  0 ceph version 12.2.4 
> (52085d5249a80c5f5121a76d6288429f35e4e77b) luminous (stable), process 
> (unknown), pid 66854
>  2018-03-12 13:08:27.326795 7f32cc992200  0 pidfile_write: ignore empty 
> --pid-file
>  2018-03-12 13:08:32.350266 7f32c6440700  1 mds.0 handle_mds_map standby
> 
> Hopefully there may be some config issue with my mds_map or something like 
> that which may be an easy fix to prevent something like this in the future.
> 
> Thanks,
> 
> Reed
> 
> ceph-users mailing list
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> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com 
> <http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com>
> 
> -- 
> _______________________________________________
> D i e t m a r R i e d e r, Mag.Dr.
> Innsbruck Medical University
> Biocenter - Division for Bioinformatics
> Innrain 80, 6020 Innsbruck
> Phone: +43 512 9003 71402
> Fax: +43 512 9003 73100
> Email: dietmar.rie...@i-med.ac.at
> Web: http://www.icbi.at <http://www.icbi.at/>

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