Failed executing ClusterInfoService listener – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-7.3

Briefly, this error occurs when Elasticsearch is unable to execute a listener for the ClusterInfoService. This could be due to a variety of reasons such as network issues, insufficient resources, or a bug in the software. To resolve this issue, you can try restarting the Elasticsearch service, checking the network connectivity, ensuring there are sufficient resources available, or updating to the latest version of Elasticsearch. If the problem persists, you may need to debug the application to identify the root cause of the issue.

This guide will help you check for common problems that cause the log ” Failed executing ClusterInfoService listener ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: cluster.

Log Context

Log “Failed executing ClusterInfoService listener” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

        ClusterInfo clusterInfo = getClusterInfo();
        try {
        } catch (Exception e) {
  "Failed executing ClusterInfoService listener"; e);
        return clusterInfo;

    static void buildShardLevelInfo(Logger logger; ShardStats[] stats; ImmutableOpenMap.Builder newShardSizes;


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