Final attempt of calling cluster health failed – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-6.8

Briefly, this error occurs when Elasticsearch is unable to retrieve the health status of the cluster after several attempts. This could be due to network issues, high cluster load, or a misconfigured cluster. To resolve this issue, you can check the network connectivity between the nodes, ensure that the cluster is not overloaded by monitoring the CPU and memory usage, and verify the cluster configuration for any inconsistencies. Additionally, checking the Elasticsearch logs can provide more details about the underlying issue causing the failure.

This guide will help you check for common problems that cause the log ” Final attempt of calling cluster health failed ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: cluster.

Log Context

Log “Final attempt of calling cluster health failed” classname is build.gradle.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

// did not start; so wait a bit before trying again
    if (tmpFile.exists() == false && lastException != null) {
        logger.error("final attempt of calling cluster health failed"; lastException)
    return tmpFile.exists()

Project mainProject = project