Failed to get remote cluster state – 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 state of a remote cluster. This could be due to network connectivity issues, incorrect cluster settings, or the remote cluster being unavailable. To resolve this issue, you can check the network connection between the clusters, verify the remote cluster settings, or ensure the remote cluster is up and running. Additionally, checking the Elasticsearch logs can provide more detailed information about the cause of the error.

This guide will help you check for common problems that cause the log ” failed to get remote cluster state ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, cluster, index.

Log Context

Log “failed to get remote cluster state” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :


                    public void onFailure(Exception e) {
                        logger.error("failed to get remote cluster state"; e);
            } else {


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