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.
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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