[ClusterLabs] last man - issue

[Michal Pospíšil (he / him)]

Hello all,

One more useful link that I forgot to include in my original reply - list
of corosync options and when it is possible to update them:
https://github.com/corosync/corosync/wiki/Config-file-values


Cheers,
Michal

On Mon, 24 Jul 2023 at 13:04, Michal Pospíšil (he / him) <
mpospisi at redhat.com> wrote:

> Hi lejeczek,
>
> Unfortunately, that command shouldn't work in this situation. The problem
> is that the cluster (corosync) is running. From the man page:
>
> update [auto_tie_breaker=[0|1]] [last_man_standing=[0|1]]
> [last_man_standing_window=[<time in ms>]] [wait_for_all=[0|1]]
>              Add, remove or change quorum options. At least one option
> must be specified. Unspecified options will be kept unchanged. If you wish
> to remove an option, set it to  empty  value,  i.e.
>              'option_name='. Options are documented in corosync's
> votequorum(5) man page. *Requires the cluster to be stopped.*
>
> The output looks correct. More inline...
>
> On Sat, 22 Jul 2023 at 13:44, lejeczek via Users <users at clusterlabs.org>
> wrote:
>
>> Hi guys.
>>
>> That below should work, right?
>>
>> -> $ pcs quorum update last_man_standing=1 --skip-offline
>> Checking corosync is not running on nodes...
>>
>
> Corosync cannot be running to perform the requested corosync.conf update.
>
> Warning: Unable to connect to dzien (Failed to connect to dzien port 2224:
>> No route to host)
>>
> Warning: dzien: Unable to check if corosync is not running
>>
>
> Because of `--skip-offline`, these two messages are warnings, not errors.
>
> Error: swir: corosync is running
>> Error: whale: corosync is running
>>
>
> Turns out corosync is running on two other nodes, this is why pcs refuses
> to continue. You have to stop the cluster, unfortunately.
>
> Error: Errors have occurred, therefore pcs is unable to continue
>>
>> if it should, why does it not or what else am I missing?
>>
>> many thanks, L
>>
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>
>
> Cheers,
> Michal
> --
>
> MICHAL POSPISIL
> He / Him / His
>
> Associate Software Engineer
>
> RHEL HA Cluster - PCS
>
> Red Hat Czech, s.r.o. <https://www.redhat.com>
> Purkyňova 97b, 612 00 Brno
>
> mpospisi at redhat.com    IRC: mpospisi
> <https://www.redhat.com>
>


-- 

MICHAL POSPISIL
He / Him / His

Associate Software Engineer

RHEL HA Cluster - PCS

Red Hat Czech, s.r.o. <https://www.redhat.com>
Purkyňova 97b, 612 00 Brno

mpospisi at redhat.com    IRC: mpospisi
<https://www.redhat.com>
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