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Merge pull request #19897 from Adebski/Adebski-join-new-incarnation-of-node-if-old-is-leaving-or-exiting

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=clu #19859 Relaxed constraints on downing old incarnation of rejoining node
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Patrik Nordwall 2016-03-17 13:13:27 +01:00
commit 43000c6569
2 changed files with 4 additions and 2 deletions
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akka-docs/rst/common/cluster.rst
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@ -265,7 +265,9 @@ become a part of the cluster). To be able to move forward the state of the
``unreachable`` nodes must be changed. It must become ``reachable`` again or marked
as ``down``. If the node is to join the cluster again the actor system must be
restarted and go through the joining process again. The cluster can, through the
leader, also *auto-down* a node after a configured time of unreachability..
leader, also *auto-down* a node after a configured time of unreachability. If new
incarnation of unreachable node tries to rejoin the cluster old incarnation will be
marked as ``down`` and new incarnation can rejoin the cluster without manual intervention.
.. note:: If you have *auto-down* enabled and the failure detector triggers, you
can over time end up with a lot of single node clusters if you don't put