[ClusterLabs] 2-Node Cluster Pointless?
dmaziuk at bmrb.wisc.edu
Mon Apr 17 14:56:56 EDT 2017
On 04/17/2017 01:50 PM, Digimer wrote:
> That sounds like a use-case where a full HA cluster is overkill already.
> In any case, it would be a tiny fraction of installs and would be
> tangential to the 2v3+ node debate that this thread started with.
A web server with a "master/development" host: postgres 9.x in hot
standby streaming replication, static contents is pushed with zfs
snapshots, the only thing you need to "cluster" is floating ip.
Yes, this works perfectly fine with haresources and a couple of
two-liner mon scripts. And nagios on the "master".
BioMagResBank, UW-Madison -- http://www.bmrb.wisc.edu
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