[ClusterLabs] Fencing for quorum device?

2022-07-15 Thread Viet Nguyen
Hi, I just wonder that do we need to have fencing for a quorum device? I have 2 node cluster with one quorum device. Both 2 nodes have fencing agents. But I wonder that should i define the fencing agent for quorum device or not? Just in case it is laggy... Thank you so much! Regards, Viet _

[ClusterLabs] Pacemaker API (REST, SOAP, Java library)?

2022-03-08 Thread Viet Nguyen
Hi, May I know is there any API like REST or SOAP or some kind of Java libraries to interact with Pacemaker? I have a Java application and I would like to use that to monitor Pacemaker. Like viewing the resource statuses; and managing resources and nodes like move resources or stop a node from th

Re: [ClusterLabs] Booth ticket multi-site and quorum /Pacemaker

2022-02-25 Thread Viet Nguyen
please explain more on the approach for one big cluster? I am opened to another other solutions either commercial or open-source if available. Regards, Viet On Thu, 24 Feb 2022 at 18:22, Jan Friesse wrote: > Hi, > > On 24/02/2022 14:19, Viet Nguyen wrote: > > Hi, > >

Re: [ClusterLabs] Booth ticket multi-site and quorum /Pacemaker

2022-02-24 Thread Viet Nguyen
2022 at 12:17, Jan Friesse wrote: > On 24/02/2022 10:28, Viet Nguyen wrote: > > Hi, > > > > Thank you so so much for your help. May i ask a following up question: > > > > For the option of having one big cluster with 4 nodes without booth, > then, > > if o

Re: [ClusterLabs] Booth ticket multi-site and quorum /Pacemaker

2022-02-24 Thread Viet Nguyen
either site A or B, then, if the site with quorum down, then, the other site does not work. So, how can we avoid this situation as I want that if one site is down, the other site still services? Regards, Viet On Wed, 23 Feb 2022 at 17:08, Jan Friesse wrote: > Viet, > > On 22/02/2022 22

[ClusterLabs] Booth ticket multi-site and quorum /Pacemaker

2022-02-23 Thread Viet Nguyen
Hi, Could you please help me out with this question? I have 4 nodes cluster running in the same network but in 2 different sites (building A - 2 nodes and building B - 2 nodes). My objective is to setup HA for this cluster with pacemaker. The expectation is if a site is down, the other site still