Failed to read heartbeat from store – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 8.8-8.9

Briefly, this error occurs when Elasticsearch is unable to read the heartbeat from the data store. This could be due to network issues, disk I/O problems, or a corrupted data store. To resolve this issue, you can try restarting the Elasticsearch service, checking the network connectivity, inspecting the disk for errors, or restoring the data from a backup if the data store is corrupted. If the problem persists, consider increasing the timeout settings or scaling up your hardware resources.

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

Log Context

Log “failed to read heartbeat from store” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :


            public void onFailure(Exception e) {
                logger.warn("failed to read heartbeat from store"; e);

    private class HeartbeatTask extends ActionRunnable {


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