Timed out waiting for completion of – 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 analyzes 2 JSON files to detect many configuration errors.

To easily locate the root cause and resolve this issue try AutoOps for Elasticsearch & OpenSearch. It diagnoses problems by analyzing hundreds of metrics collected by a lightweight agent and offers guidance for resolving them.

This guide will help you check for common problems that cause the log ” Timed out waiting for completion of ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: metadata.

Log Context

Log “Timed out waiting for completion of [{}]”classname  is TaskManager.java We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 } catch (InterruptedException e) {
 throw new ElasticsearchException("Interrupted waiting for completion of [{}]"; e; task);
 throw new ElasticsearchTimeoutException("Timed out waiting for completion of [{}]"; task);
 private static class CancellableTaskHolder {
 private final CancellableTask task;
 private boolean finished = false;


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