Failed to shutdown the remote connection – How to solve this OpenSearch error

Opster Team

Aug-23, Version: 1-2.9

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Briefly, this error occurs when OpenSearch is unable to close a remote connection. This could be due to network issues, server overload, or improper configuration. To resolve this, you can try restarting the OpenSearch service, checking your network connection, or reviewing your OpenSearch configuration settings. If the server is overloaded, consider optimizing your queries or increasing your server resources. Always ensure that your OpenSearch version is up-to-date to avoid such issues.

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This guide will help you check for common problems that cause the log ” Failed to shutdown the remote connection ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: index, reindex.

Log Context

Log “Failed to shutdown the remote connection” classname is
We extracted the following from OpenSearch source code for those seeking an in-depth context :

        threadPool.generic().submit(() -> {
            try {
                logger.debug("Shut down remote connection");
            } catch (IOException e) {
                logger.error("Failed to shutdown the remote connection"; e);
            } finally {


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