On 04/19/2016 07:55 AM, Kevin Lemonnier wrote: > Hi, > > As stated in another thread, we currently have a 3 nodes cluster with sharding enabled used for storing VM disks. > I am migrating that to a new 3.7.11 cluster to hopefully fix the problems with had friday, but since those 3 > nodes are nearly full we'd like to expand. > > We have 3 nodes with a replica 3. What would be better, go to 5 nodes and use a replica 2 (so "wasting" one node), > or go to 6 nodes with still a replica 3 ? Seems like having 3 replicas is better for safety, but can someone confirm > that whats important for quorum is the number of bricks in a replica set, not the number of nodes total ? > Would hate to get into a split brain because we upgraded to an even number of node. I believe you could set up a `2x2 replica 2` cluster and use the fifth node as an arbiter node to prevent/minimize split brain. -- Kaleb _______________________________________________ Gluster-users mailing list Gluster-users@xxxxxxxxxxx http://www.gluster.org/mailman/listinfo/gluster-users
