How To Solve Issues Related to Log – DeleteByQuery for indices timed out.

How To Solve Issues Related to Log – DeleteByQuery for indices timed out.

Updated: Jan-20

Elasticsearch Version: 1.7-8.0

Background

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To troubleshoot log “DeleteByQuery for indices timed out.” it’s important to understand a few problems related to Elasticsearch concepts delete, delete-by-query, indices, plugin. See bellow important tips and explanations on these concepts

Log Context

Log”[{}] DeleteByQuery for indices [{}] timed out.” classname is TransportDeleteJobAction.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                 bulkByScrollResponse -> {
                    if (bulkByScrollResponse == null) { // no action was taken by DBQ; assume indices were deleted
                        completionHandler.onResponse(new AcknowledgedResponse(true));
                    } else {
                        if (bulkByScrollResponse.isTimedOut()) {
                            logger.warn("[{}] DeleteByQuery for indices [{}] timed out."; jobId; String.join("; "; indexNames.get()));
                        }
                        if (!bulkByScrollResponse.getBulkFailures().isEmpty()) {
                            logger.warn("[{}] {} failures and {} conflicts encountered while running DeleteByQuery on indices [{}].";
                                    jobId; bulkByScrollResponse.getBulkFailures().size(); bulkByScrollResponse.getVersionConflicts();
                                    String.join("; "; indexNames.get()));




Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 How to Fix Read timed out in Elasticsearch 47.58 K 29

Right way to delete and then reindex ES documents   0.50 K -

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