Join target is a follower – How to solve this Elasticsearch error

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Join target is a follower – How to solve this Elasticsearch error

Opster Team

July-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you try running the Elasticsearch Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” join target is a follower ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: join and cluster.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “join target is a follower”classname  is JoinHelper.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

} 
 static class FollowerJoinAccumulator implements JoinAccumulator {
 @Override
 public void handleJoinRequest(DiscoveryNode sender; JoinCallback joinCallback) {
 joinCallback.onFailure(new CoordinationStateRejectedException("join target is a follower"));
 } 
 @Override
 public String toString() {
 return "FollowerJoinAccumulator";

 

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