>>> FLORAC Thierry <thierry.flo...@onf.fr> schrieb am 09.03.2022 um 11:46 in
Nachricht
<pr2p264mb076751671fc57f33b995f851f5...@pr2p264mb0767.frap264.prod.outlook.com>:

> Hi,
> 
> I manage an active/passive PostgreSQL cluster using DRBD, LVM, Pacemaker and

> Corosync on a Debian GNU/Linux operating system.
> Everything is OK, but my platform seems to be quite "sensitive" to small 
> network timeouts which are generating a cluster migration start from active

> to passive node; generally, the process doesn't go through to the end: as 
> soon as the connection is back again, the migration is cancelled and the 
> database restarts!

Could it be you run without fencing? Maybe show some logs!

> That should be OK but on the application side, some database connections (on

> a Java WildFly server) can become "invalid"! So I would like to avoid these

> migrations when this kind of small timeout occurs...
> 
> So my question is: which cluster settings can I change to increase the 
> timeout before starting a cluster migration?
> 
> Best regards,
> Thierry
> 
> 
> 
> Thierry Florac
> Resp. Pôle Architecture Applicative et Mobile
> DSI ‑ Dépt. Études et Solutions Tranverses
> 2, avenue de Saint‑Mandé ‑ 75570 Paris cedex 12
> Tél : 01 40 19 59 64
> www.onf.fr <https://www.onf.fr>
> 
> [http://www.ext.onf.fr/img/onf‑signature.jpg]



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