auto-down-unreachable-after = off
This means even if you shutdown the node, the cluster will not remove the
node, thus the node can not join again after restart.
On Thursday, 24 September 2015 14:38:26 UTC+10, Brian Wawok wrote:
>
> Hi!
>
> I am rocking a 3 node cluster of akka cluster 2.3.13
>
> My cluster is set up like:
>
>
>
>
> cluster {
> min-nr-of-members = 2
> seed-nodes = [
> "akka.tcp://System1@ip1:9010",
> "akka.tcp://System1@ip2:9010",
> "akka.tcp://System1@ip3:9010"]
> auto-down-unreachable-after = off
> failure-detector {
> threshold = 16.0
> acceptable-heartbeat-pause = 10 s
> expected-response-after = 12 s
> }
>
>
>
> I use the cluster singleton to split up work. 1 guy becomes the master,
> and the other 2 become workers.
>
> Cool, 75% of the time it works. 25% of the time - it fails on startup.
> For some reason the nodes form 2 small clusters, one with 2 nodes, and one
> with only 1 node.
>
>
> My deployment procedure is:
>
> 1) Kill -9 all nodes
> 2) Wait 5 seconds
> 3) Start all 3 nodes one after another (few ms lag between them).
>
> I would think the min-nr-of-members would prevent the little 1 node
> cluster from forming... but not so much. What do I have to do to stop
> forming 2 clusters? Only list 1 node as the seed node, and start it first?
> Or is there another trick? The docs seem to imply
>
> It is quickest to start all configured seed nodes at the same time (order
> doesn't matter), otherwise it can take up to the configured
> seed-node-timeout until the nodes can join.
>
>
> which seems like I am doing the right thing...
>
> Thanks!
>
>
>
>
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