How To Solve Issues Related to Log – Failed to send rejoin request to

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Updated: Dec-19

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Troubleshooting background

To troubleshoot Elasticsearch log “Failed to send rejoin request to” it’s important to understand common problems related to Elasticsearch concepts: discovery-azure-classic. See detailed explanations below complete with common problems, examples and useful tips.


To help troubleshoot related issues we have gathered selected Q&A from the community and issues from Github , please review the following for further information :

1 Split Brain Confused Master Failed  

2Whats Happend My Es Cluster Plz Hel  

Frequent Disconnects Between Nodes


Log Context

Log ”Failed to send rejoin request to [{}]” classname is ZenDiscovery.java
We have extracted the following from Elasticsearch source code to get an in-depth context :

                     new RejoinClusterRequest(localClusterState.nodes().getLocalNodeId());
                    new EmptyTransportResponseHandler(ThreadPool.Names.SAME) {

                    
Override
                    public void handleException(TransportException exp) {
                        logger.warn(() -> new ParameterizedMessage("failed to send rejoin request to [{}]"; otherMaster); exp);
                    }
                });
            } catch (Exception e) {
                logger.warn(() -> new ParameterizedMessage("failed to send rejoin request to [{}]"; otherMaster); e);
            }


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