Briefly, this error occurs when Elasticsearch attempts to normalize null quantiles. This usually happens when the data set is empty or the field for which quantiles are being calculated is missing or null. To resolve this issue, ensure that the data set is not empty and the field for quantiles calculation exists and contains valid data. Also, check your Elasticsearch query to ensure it’s correctly structured. If the error persists, consider using a default value or a conditional statement to handle null values.
This guide will help you check for common problems that cause the log ” [{}] request to normalize null quantiles ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, request.
Log Context
Log “[{}] request to normalize null quantiles” classname is ShortCircuitingRenormalizer.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
logger.error("[" + jobId + "] Normalization failed"; e);
} finally {
latch.countDown();
}
} else {
logger.warn("[{}] request to normalize null quantiles"; jobId);
}
// Loop if more work has become available while we were working; because the
// tasks originally submitted to do that work will have exited early.
} while (tryFinishWork() == false);
}
