Closing datafeeds because – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-8.9

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Briefly, this error occurs when Elasticsearch shuts down datafeeds due to an issue such as a node failure, a network partition, or a configuration error. To resolve this, you can check the cluster’s health and logs to identify the root cause. If it’s a node failure, restart the node or add a new one. If it’s a network issue, ensure the network connectivity is stable. If it’s a configuration error, correct the configuration and restart the datafeed. Also, ensure that the Elasticsearch version is up-to-date to avoid compatibility issues.

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

Log Context

Log “Closing [{}] datafeeds; because [{}]” classname is DatafeedRunner.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

     * This is used when the license expires.
     */
    public void stopAllDatafeedsOnThisNode(String reason) {
        int numDatafeeds = runningDatafeedsOnThisNode.size();
        if (numDatafeeds != 0) {
            logger.info("Closing [{}] datafeeds; because [{}]"; numDatafeeds; reason);

            for (Holder holder : runningDatafeedsOnThisNode.values()) {
                holder.stop(reason; TimeValue.timeValueSeconds(20); null);
            }
        }

 

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