Failed to index audit event internal queue is full which may be caused by a high indexing rate or – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-6.8

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Briefly, this error occurs when the internal queue for indexing audit events in Elasticsearch is full. This could be due to a high indexing rate or a slow Elasticsearch cluster. To resolve this issue, you can consider increasing the size of the internal queue, optimizing your indexing process to reduce the rate at which data is being indexed, or improving the performance of your Elasticsearch cluster by adding more nodes or increasing hardware resources. Additionally, ensure that your Elasticsearch cluster is properly configured and optimized for your specific use case.

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This guide will help you check for common problems that cause the log ” failed to index audit event: [{}]. internal queue is full; which may be caused by a high indexing rate or ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, index.

Log Context

Log “failed to index audit event: [{}]. internal queue is full; which may be caused by a high indexing rate or ” classname is IndexAuditTrail.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

    void enqueue(Message message; String type) {
        State currentState = state();
        if (currentState != State.STOPPING && currentState != State.STOPPED) {
            boolean accepted = queueConsumer.offer(message);
            if (!accepted) {
                logger.warn("failed to index audit event: [{}]. internal queue is full; which may be caused by a high indexing rate or " +
                        "issue with the destination"; type);
            }
        }
    }

 

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