[Gluster-users] [EXT] upgrading OS on gluster servers
felix.koelzow at gmx.de
Wed May 12 10:09:05 UTC 2021
what about your expectation on upgrading the OS to CentOS 8 Stream?
Are there any advantages?
On 12/05/2021 12:02, Stefan Solbrig wrote:
> Hi Strahli,
> Thank you for the quick answer! Sorry I have to ask again: as far as
> I can see, Gluster keeps all information about peers, bricks, in
> /var/lib/glusterd. So if I migrate to a new OS, it seems that I have
> to restore them. Or would you suggest rather to re-generate them by
> repeating all "peer probe ..." and "volume brick-add ..." commands?
> best wishes,
> Dr. Stefan Solbrig
> Universität Regensburg, Fakultät für Physik,
> 93040 Regensburg, Germany
> Tel +49-941-943-2097
>> Am 11.05.2021 um 13:46 schrieb Strahil Nikolov <hunter86_bg at yahoo.com
>> <mailto:hunter86_bg at yahoo.com>>:
>> Hi Stefan,
>> I would backup Gluster's dir in /etc .
>> You don't need to restore any configuration files after the update,
>> but it's good to have them backed up.
>> Best Regards,
>> Strahil Nikolov
>> On Tue, May 11, 2021 at 10:11, Stefan Solbrig
>> <stefan.solbrig at ur.de <mailto:stefan.solbrig at ur.de>> wrote:
>> Dear all,
>> I was wondering what is the prefered way to upgrade the server OS
>> (not glusterd) for a GlusterFS.
>> I'm running a distributed-only system (no replication) on centos
>> 7, planning an upgrade to centos 8 stream.
>> I suppose a possible way is like this:
>> * unmount file system on all clients
>> * stop cluster
>> * copy data in /var/lib/glusterd
>> * upgrade all servers
>> * restore data in /var/lib/glusterd
>> Could you please advise me if:
>> - the files in /var/lib/glusterd are all that is needed?
>> - or can I regenerate these from other data?
>> best wishes,
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> Community Meeting Calendar:
> Schedule -
> Every 2nd and 4th Tuesday at 14:30 IST / 09:00 UTC
> Bridge: https://meet.google.com/cpu-eiue-hvk
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