How To Solve Issues Related to Log – Failed to connect to master ; retrying. (version 6.8)

How To Solve Issues Related to Log – Failed to connect to master ; retrying. (version 6.8)

Updated: Jan-20

Elasticsearch Version: 1.7-8.0

Background

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To troubleshoot log “Failed to connect to master ; retrying. (version 6.8)” it’s important to understand a few problems related to Elasticsearch concepts discovery, master. See bellow important tips and explanations on these concepts

Log Context

Log”Failed to connect to master [{}]; retrying…” classname is ZenDiscovery.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

     private boolean joinElectedMaster(DiscoveryNode masterNode) {
        try {
            // first; make sure we can connect to the master
            transportService.connectToNode(masterNode);
        } catch (Exception e) {
            logger.warn(() -> new ParameterizedMessage("failed to connect to master [{}]; retrying..."; masterNode); e);
            return false;
        }
        int joinAttempt = 0; // we retry on illegal state if the master is not yet ready
        while (true) {
            try {




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 Elasticsearch error failed to connect to master – no route to host

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Connection Timeout To Master For Ne  

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