Briefly, this error occurs when there’s a problem with the database query (DBQ) in Elasticsearch. This could be due to incorrect syntax, a non-existent index, or a server issue. To resolve this, you can check the syntax of your query, ensure the index you’re querying exists, or investigate server logs for any underlying issues. If the problem persists, consider optimizing your query or increasing server resources.
This guide will help you check for common problems that cause the log ” [{}] DBQ failure: {} ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.
Log Context
Log “[{}] DBQ failure: {}” classname is DataFrameAnalyticsDeleter.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
id;
bulkByScrollResponse.getBulkFailures().size();
bulkByScrollResponse.getVersionConflicts()
);
for (BulkItemResponse.Failure failure : bulkByScrollResponse.getBulkFailures()) {
logger.warn("[{}] DBQ failure: {}"; id; failure);
}
}
deleteConfig(id; listener);
}; failure -> {
logger.warn(() -> "[" + id + "] failed to remove stats"; ExceptionsHelper.unwrapCause(failure));
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