Briefly, this error occurs when Elasticsearch fails to send an error response for a specific action and request. This could be due to network issues, server overload, or a problem with the request itself. To resolve this issue, you can try the following: 1) Check the network connection and ensure the server is not overloaded. 2) Review the request to ensure it’s correctly formatted and doesn’t contain any errors. 3) Restart the Elasticsearch service to clear any temporary issues. 4) Check the Elasticsearch logs for more detailed error information.
This guide will help you check for common problems that cause the log ” Failed to send error response for action [%s] and request [%s] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: broadcast, response, request.
Log Context
Log “Failed to send error response for action [%s] and request [%s]” classname is TransportBroadcastAction.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
public void messageReceived(ShardRequest request; TransportChannel channel; Task task) throws Exception {
asyncShardOperation(request; task; ActionListener.wrap(channel::sendResponse; e -> {
try {
channel.sendResponse(e);
} catch (Exception e1) {
logger.warn(() -> format("Failed to send error response for action [%s] and request [%s]"; actionName; request); e1);
}
}));
}
}
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