Connect_exception – How to solve this Elasticsearch error

Connect_exception – 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 Error Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” connect_exception ” 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: node.

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”connect_exception”classname  is TcpTransport.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

}
 
  @Override
  public void onFailure(Exception ex) {
  if (countDown.fastForward()) {
  closeAndFail(new ConnectTransportException(node; "connect_exception"; ex));
  }
  }
 
  public void onTimeout() {
  if (countDown.fastForward()) {

 

Run the Check-Up to get a customized report like this:

Analyze your cluster