In the Eclipse Ditto project we make use of Coordinated Shutdown in an Akka setup deployed in Kubernetes.
There we experience that the shutdown phase “cluster-exiting” is always failing, even after increasing the default timeout of
Here are the
DEBUG logs of one node which was stopped (all other nodes in the cluster were not stopped):
Seems like the message
Resending system message [Unwatch]  is sent every 1 second during the “cluster-exiting” phase but does not reach its destination?
I found a similar topic Akka coordinated shutdown is timing out - however this topic was not resolved as well.