Log Received a cluster state from and not part of the cluster; should not happen – How To Solve Related Issues



Log Received a cluster state from and not part of the cluster; should not happen – How To Solve Related Issues

Opster Team

Jan-20, Version: 1.7-8.0



Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up  which can resolve issues causing many log errors (free and no installation required)

 

This guide will help you check for common problems that cause the log “Received a cluster state from and not part of the cluster; should not happen” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: cluster, discovery.


Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to discover the cause of many errors and provides suitable actionable recommendations. 

Log Context

Log”Received a cluster state from [{}] and not part of the cluster; should not happen” classname is ZenDiscovery.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

             logger.warn("received cluster state from [{}] which is also master but with a different cluster name [{}]";
                incomingState.nodes().getMasterNode(); incomingClusterName);
            throw new IllegalStateException("received state from a node that is not part of the cluster");
        }
        if (lastState.nodes().getLocalNode().equals(incomingState.nodes().getLocalNode()) == false) {
            logger.warn("received a cluster state from [{}] and not part of the cluster; should not happen";
                incomingState.nodes().getMasterNode());
            throw new IllegalStateException("received state with a local node that does not match the current local node");
        }

        if (shouldIgnoreOrRejectNewClusterState(logger; lastState; incomingState)) {




 

Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 Github Issue Number 171  

Github Issue Number 19842  

 

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