В Thu, 14 Aug 2014 12:45:27 +1000 Andrew Beekhof <and...@beekhof.net> пишет:
> > > > It statically assigns priorities to cluster nodes. I need to > > dynamically assign higher priority (lower delay) to a node that is > > currently running application to ensure that application survives. It > > was relatively easy in other cluster products I worked with, but I > > cannot figure out how to do it in pacemaker so far. > > Its not something we have traditionally supported as it only really makes > sense in a strict active/passive environment. Not really - second node may run non-production applications that we do not really care about in case of split brain. But thank you for confirming it is not me :) > As soon as you have more than one node hosting resources, or hosting more > than one resource, determining the priority quickly gets complicated. > > Better to avoid split-brain in the first place. > Add a third node? (Even if you don't allow it to run services). > That way when a node disappears, its almost certainly because its dead/failed. > I have to work with what I get ...
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