Failed to bulk index audit events – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-6.8

Briefly, this error occurs when Elasticsearch is unable to index multiple audit events at once due to issues like insufficient memory, incorrect index settings, or network connectivity problems. To resolve this, you can increase the memory allocation for Elasticsearch, check and correct the index settings, or ensure stable network connectivity. Additionally, you can also check the size of the bulk requests and reduce it if necessary, as large bulk requests can cause failures.

This guide will help you check for common problems that cause the log ” failed to bulk index audit events: [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: bulk, plugin, index.

Log Context

Log “failed to bulk index audit events: [{}]” classname is IndexAuditTrail.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

            }

            @Override
            public void afterBulk(long executionId; BulkRequest request; BulkResponse response) {
                if (response.hasFailures()) {
                    logger.info("failed to bulk index audit events: [{}]"; response.buildFailureMessage());
                }
            }

            @Override
            public void afterBulk(long executionId; BulkRequest request; Throwable failure) {

 

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