On 05/02/2018 02:57 PM, Andrei Borzenkov wrote: > 02.05.2018 15:37, Jehan-Guillaume de Rorthais пишет: >> On Wed, 2 May 2018 05:24:23 +0000 >> 范国腾 <fanguot...@highgo.com> wrote: >> >>> Andrei, >>> >>> We use the following command to create the cluster: >>> >>> pcs cluster auth node1 node2 node3 node4 -u hacluster; >>> pcs cluster setup --name cluster_pgsql node1 node2 node3 node4; >>> pcs cluster start --all; >>> pcs property set no-quorum-policy=freeze; >>> pcs property set stonith-enabled=true; >>> pcs stonith create scsi-stonith-device fence_scsi devices=/dev/mapper/fence >>> pcmk_monitor_action=metadata pcmk_reboot_action=off pcmk_host_list="node1 >>> node2 node3 node4" meta provides=unfencing; >>> >>> >>> Could you please tell how to configure if I want to use only fencing or only >>> quorum? Maybe no-quorum-policy=freeze and stonith-enabled=true could not be >>> set at the same time? >> You can not run without fencing. Period. Quorum might be optional, but not >> fencing. Moreover, yes, they can play together well: you don't have to >> disable >> quorum because you are using fencing. >> > What exact additional advantage quorum gives you in addition to fencing > if you are going to use fencing anyway?
No fence-races for instance. The quorate-partition is gonna fence the non-quorate. > _______________________________________________ > Users mailing list: Users@clusterlabs.org > https://lists.clusterlabs.org/mailman/listinfo/users > > Project Home: http://www.clusterlabs.org > Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf > Bugs: http://bugs.clusterlabs.org _______________________________________________ Users mailing list: Users@clusterlabs.org https://lists.clusterlabs.org/mailman/listinfo/users Project Home: http://www.clusterlabs.org Getting started: http://www.clusterlabs.org/doc/Cluster_from_Scratch.pdf Bugs: http://bugs.clusterlabs.org
