Before you begin reading this guide, we recommend you run Elasticsearch Error Check-Up which analyzes 2 JSON files to detect many errors.
To easily locate the root cause and resolve this issue try AutoOps for Elasticsearch & OpenSearch. It diagnoses problems by analyzing hundreds of metrics collected by a lightweight agent and offers guidance for resolving them.
This guide will help you check for common problems that cause the log ” Failed to send failure response for uri ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: response and rest.
Log Context
Log “Failed to send failure response for uri [” classname is RestController.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
}
} catch (Exception e) {
try {
channel.sendResponse(new BytesRestResponse(channel; e));
} catch (IOException e1) {
logger.error("Failed to send failure response for uri [" + request.uri() + "]"; e1);
}
}
}
}
