On Tue, Jul 7, 2015 at 12:19 PM, Nicolas S. <[email protected]> wrote: > Hello everybody, > > I'm posting first time on this mailing list for an advice. > > I try actually trying to build a cluster on Centos 7. > > The cluster has 3 nodes : > > - 1 virtual machine (machine1). This machine is supposed to be > high-available > - 2 physical machines identical (machine2 and 3) > > The physical machines are supposed to use DRBD to replicate storage. > A shared volume is going to be mounted on both machine 2 and 3 in read/write > (gfs2). > > The virtual machine is only here for the vote in the qorum, it has no data . >
It's not going to work. If host where this VM is running goes down, quorum is lost. > I m' following this guide : > http://clusterlabs.org/doc/en-US/Pacemaker/1.1-pcs/html/Clusters_from_Scratch/index.html > > My questions are : > > - Is this configuration OK or shoud I better go to a 2 node only cluster ? > You need 2 node cluster with stonith. > - Is there a way to "group" the storage machines 2 and 3 and put some > ressources (like DRBD and GFS2) only on them ? So that the machine 1 is > here , but does nothing, just vote. > I looked around in the pcs command line option but maybe i missed it. > > > Thanks in advance > > Regards > > Nicolas. > > > > > > _______________________________________________ > Users mailing list: [email protected] > http://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: [email protected] http://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
