Re: [ClusterLabs] Autostart/Enabling of Pacemaker and corosync

2021-04-28 Thread damiano giuliani
Thanks for the clarifications guys! Il giorno mar 27 apr 2021 alle ore 18:24 Jehan-Guillaume de Rorthais < j...@dalibo.com> ha scritto: > On Mon, 26 Apr 2021 18:04:41 + (UTC) > Strahil Nikolov wrote: > > > I prefer that the stack is auto enabled. Imagine that you got a DB that > is > >

Re: [ClusterLabs] Autostart/Enabling of Pacemaker and corosync

2021-04-27 Thread Jehan-Guillaume de Rorthais
On Mon, 26 Apr 2021 18:04:41 + (UTC) Strahil Nikolov wrote: > I prefer that the stack is auto enabled. Imagine that you got a DB that is > replicated and primary DB node is fenced. You would like that node to join > the cluster and if possible to sync with the new primary instead of staying

Re: [ClusterLabs] Autostart/Enabling of Pacemaker and corosync

2021-04-26 Thread Strahil Nikolov
I prefer that the stack is auto enabled. Imagine that you got a DB that is replicated and primary DB node is fenced. You would like that node to join the cluster and if possible to sync with the new primary instead of staying down. One such example is the SAP HANA DB. Imagine that the current

Re: [ClusterLabs] Autostart/Enabling of Pacemaker and corosync

2021-04-26 Thread Ken Gaillot
On Mon, 2021-04-26 at 17:04 +, Moneta, Howard wrote: > Hello community. I have read that it is not recommended to set > Pacemaker and corosync to enabled/auto start on the nodes. Is this > how people have it configured? If a computer restarts unexpectedly, > is it better to manually

Re: [ClusterLabs] Autostart/Enabling of Pacemaker and corosync

2021-04-26 Thread damiano giuliani
Personally i discourage the use of the auto restarts/rejoin, if something wrong happened, better investigate the causes and then enable the failed node again. failovers shouldnt occour frequently, only if something went really bad: as far i know, pacemaker and PAF doesnt support any kind of

[ClusterLabs] Autostart/Enabling of Pacemaker and corosync

2021-04-26 Thread Moneta, Howard
Hello community. I have read that it is not recommended to set Pacemaker and corosync to enabled/auto start on the nodes. Is this how people have it configured? If a computer restarts unexpectedly, is it better to manually investigate first or allow the node to come back online and rejoin the