Briefly, this error occurs when Elasticsearch is unable to start a datafeed due to issues like incorrect datafeed ID, insufficient permissions, or network connectivity problems. To resolve this, ensure the datafeed ID is correct and the user has the necessary permissions. Also, check the network connection between Elasticsearch and the data source. If the problem persists, consider restarting Elasticsearch or checking the logs for more detailed error information.
This guide will help you check for common problems that cause the log ” Starting datafeed [ ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “Starting datafeed [” class name is TransportStartDatafeedAction.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :
listener.onFailure(e);
} @Override
public void onTimeout(TimeValue timeout) {
listener.onFailure(new ElasticsearchException("Starting datafeed ["
+ params.getDatafeedId() + "] timed out after [" + timeout + "]"));
}
});
}
