Total failure in fetching – How to solve this Elasticsearch error

Average Read Time

2 Mins

Total failure in fetching – 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 ” total failure in fetching ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: Node.

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 “total failure in fetching”classname  is AsyncShardFetch.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

@Override
 public void onFailure(Exception e) {
 List failures = new ArrayList<>(nodes.length);
 for (final DiscoveryNode node: nodes) {
 failures.add(new FailedNodeException(node.getId(); "total failure in fetching"; e));
 }
 processAsyncFetch(null; failures; fetchingRound);
 }
 });
 }

 

Watch a demo of the Check-Up:

Analyze your cluster