Failed to close exporter – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-8.2

Briefly, this error occurs when Elasticsearch is unable to terminate an exporter, which is responsible for sending data to a remote cluster or another system. This could be due to network issues, insufficient resources, or a bug in the exporter. To resolve this issue, you can try restarting Elasticsearch, checking the network connection, or increasing system resources. If the problem persists, consider updating Elasticsearch to the latest version or contacting support for further assistance.

This guide will help you check for common problems that cause the log ” failed to close exporter [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Log Context

Log “failed to close exporter [{}]” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

    static void closeExporters(Logger logger; Map exporters) {
        for (Exporter exporter : exporters.values()) {
            try {
            } catch (Exception e) {
                logger.error((Supplier>) () -> new ParameterizedMessage("failed to close exporter [{}]";; e);

    InitializedExporters initExporters(Settings settingsToUse) {


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