2.1 Spotlight: Cluster Death Watch

The nodes in the cluster monitor each other by sending heartbeats to detect if a node is unreachable from the rest of the cluster. This failure detection is hooked in to the ordinary death watch, i.e. a Terminated message is delivered not only in the case of graceful termination of watched actor but also in the case of network failure or JVM crash.

Read more in the docs for Scala or in the docs for Java.

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