On Thu, Feb 8, 2018 at 5:51 AM, 范国腾 <fanguot...@highgo.com> wrote: > Hello, > > I setup the pacemaker cluster using virtualbox. There are three nodes. The OS > is centos7, the /dev/sdb is the shared storage（three nodes use the same disk > file）. > > (1) At first, I create the stonith using this command: > pcs stonith create scsi-stonith-device fence_scsi devices=/dev/mapper/fence > pcmk_monitor_action=metadata pcmk_reboot_action=off pcmk_host_list="db7-1 > db7-2 db7-3" meta provides=unfencing; > > I know the VM not have the /dev/mapper/fence. But sometimes the stonith > resource able to start, sometimes not. Don't know why. It is not stable. >
It probably tries to check resource and fails. State of stonith resource is irrelevant for actual fencing operation (this resource is only used for periodical check, not for fencing itself). > (2) Then I use the following command to setup stonith using the shared disk > /dev/sdb: > pcs stonith create scsi-shooter fence_scsi > devices=/dev/disk/by-id/ata-VBOX_HARDDISK_VBc833e6c6-af12c936 meta > provides=unfencing > > But the stonith always be stopped and the log show: > Feb 7 15:45:53 db7-1 stonith-ng[8166]: warning: fence_scsi[8197] stderr: [ > Failed: nodename or key is required ] > Well, you need to provide what is missing - your command did not specify any host. > Could anyone help tell what is the correct command to setup the stonith in VM > and centos? Is there any document to introduce this so that I could study it? > > > Thanks > > > Here is the cluster status: > [root@db7-1 ~]# pcs status > Cluster name: cluster_pgsql > Stack: corosync > Current DC: db7-2 (version 1.1.16-12.el7_4.7-94ff4df) - partition with quorum > Last updated: Wed Feb 7 16:27:13 2018 > Last change: Wed Feb 7 15:42:38 2018 by root via cibadmin on db7-1 > > 3 nodes configured > 1 resource configured > > Online: [ db7-1 db7-2 db7-3 ] > > Full list of resources: > > scsi-shooter (stonith:fence_scsi): Stopped > > Daemon Status: > corosync: active/disabled > pacemaker: active/disabled > pcsd: active/enabled > _______________________________________________ > Users mailing list: Users@clusterlabs.org > http://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 http://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
