Re: [ClusterLabs] Custom RA for Multi-Tenant MySQL?

2021-04-11 Thread Andrei Borzenkov
On 11.04.2021 21:47, Eric Robinson wrote: >> -Original Message- >> From: Users On Behalf Of Andrei >> Borzenkov >> Sent: Sunday, April 11, 2021 1:20 PM >> To: users@clusterlabs.org >> Subject: Re: [ClusterLabs] Custom RA for Multi-Tenant MySQL? >> >> On 11.04.2021 20:07, Eric Robinson

Re: [ClusterLabs] VirtualDomain - monitor misses to report & plays up

2021-04-11 Thread Andrei Borzenkov
On 11.04.2021 21:38, lejeczek wrote: > Hi guys. > > I've experiencing weir "handling" of VirtualDomain by the cluster. It > seems that cluster sometimes fails to report real state of VM which > results sometime in troubles - like when cluster thinks VM is not > running, which is running then

[ClusterLabs] VirtualDomain - monitor misses to report & plays up

2021-04-11 Thread lejeczek
Hi guys. I've experiencing weir "handling" of VirtualDomain by the cluster. It seems that cluster sometimes fails to report real state of VM which results sometime in troubles - like when cluster thinks VM is not running, which is running then cluster starts it on another node which fcuks up

Re: [ClusterLabs] PAF resource agent & stickiness - ?

2021-04-11 Thread lejeczek
On 10/04/2021 16:19, Jehan-Guillaume de Rorthais wrote: Le 10 avril 2021 14:22:34 GMT+02:00, lejeczek a écrit : Hi guys. Any users perhaps experts on PAF agent if happen to read this - a question - with pretty regular 3-node cluster when node on which "master" runs goes down then

Re: [ClusterLabs] Custom RA for Multi-Tenant MySQL?

2021-04-11 Thread Eric Robinson
> -Original Message- > From: Users On Behalf Of Andrei > Borzenkov > Sent: Sunday, April 11, 2021 1:20 PM > To: users@clusterlabs.org > Subject: Re: [ClusterLabs] Custom RA for Multi-Tenant MySQL? > > On 11.04.2021 20:07, Eric Robinson wrote: > > We're writing a custom RA for a

Re: [ClusterLabs] Custom RA for Multi-Tenant MySQL?

2021-04-11 Thread Andrei Borzenkov
On 11.04.2021 20:07, Eric Robinson wrote: > We're writing a custom RA for a multi-tenant MySQL cluster that runs in > active/standby mode. I've read the RA documentation about what exit codes > should be returned for various outcomes, but something is still unclear to me. > > We run multiple

[ClusterLabs] Custom RA for Multi-Tenant MySQL?

2021-04-11 Thread Eric Robinson
We're writing a custom RA for a multi-tenant MySQL cluster that runs in active/standby mode. I've read the RA documentation about what exit codes should be returned for various outcomes, but something is still unclear to me. We run multiple instances of MySQL from one filesystem, like this:

Re: [ClusterLabs] PAF resource agent & stickiness - ?

2021-04-11 Thread Strahil Nikolov
Better check for a location constraint created via 'pcs resource move'!pcs constraint location --full | grep cli Best Regards,Strahil Nikolov On Sat, Apr 10, 2021 at 18:19, Jehan-Guillaume de Rorthais wrote: Le 10 avril 2021 14:22:34 GMT+02:00, lejeczek a écrit : >Hi guys. > >Any