Join target is a follower – Elasticsearch Error How To Solve Related Issues

Join target is a follower – Elasticsearch Error How To Solve Related Issues

Opster Team

July-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 that cause many errors.

This guide will help you check for common problems that cause the log ” join target is a follower ” 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: join and cluster.

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 pinpoint the cause of many errors and provides suitable actionable recommendations how to resolve them (free tool that requires no installation).

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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