Re: Bugzilla HA How to?

Thank you for your advice!

On Thursday, March 11, 2021 at 11:49:31 AM UTC-5, Thorsten Schöning wrote:
> Guten Tag Laci D, 
> am Donnerstag, 11. März 2021 um 17:29 schrieben Sie:
> > It is more like a planned failover, current server upgrade takes 
> > about two hours (OS upgrade, reboots, etc.) while Bugzilla is 
> > unavailable, I'd like to cut this planned downtime as short as 
> > possible. This is the main goal.
> How do you do it for other hosted services? If you don't, don't care 
> for Bugzilla too much as well at least for the beginning. HA is REALLY 
> complex and nothing to start with only based on advices on this list. 
> Otherwise pretty much do what you are already doing with other 
> services, Bugzilla is only one more. 
> 
> There simply is no golden bullet for you in my opinion: A cluster with 
> shared storage for Bugzilla and its database will allow you most 
> likely to simply take one of the hosts offline for maintenance. 
> Bugzilla would be served by the other nodes and all would be fine. 
> 
> OTOH, those clusters shouldn't be underestimated, even with tools like 
> Proxmox making things pretty easy in THEORY. Additionally, when it's 
> about upgrading Bugzilla, the shared storage/database means that you 
> need to take all Bugzilla instances offline anyway, upgrade all of 
> them and back online again only after everything succeeded. 
> 
> I don't think I can provide any more advices on this. :-) If at all, 
> you might ask on HA-specific mailing lists/forums, because the 
> problems to solve for Bugzilla are not too Bugzilla-specific: Some 
> files and a database. Sounds VERY common with web apps... ;-)
> Mit freundlichen Grüßen 
> 
> Thorsten Schöning 
> 
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> Für Rückfragen stehe ich Ihnen sehr gerne zur Verfügung. 
> 
> Mit freundlichen Grüßen 
> 
> Thorsten Schöning 
> 
> 
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