Bulk write of request numberOfActions deprecation logs failed – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 7.14-8.9

Briefly, this error occurs when Elasticsearch fails to write bulk actions due to deprecation logs. This could be due to insufficient disk space, incorrect permissions, or network issues. To resolve this, you can clear up disk space, check and correct file permissions, or troubleshoot network connectivity. Additionally, ensure that your Elasticsearch version supports the bulk write operation you’re trying to perform, as deprecated features can cause this error.

This guide will help you check for common problems that cause the log ” Bulk write of ” + request.numberOfActions() + ” deprecation logs failed: ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, bulk, deprecation, request.

Log Context

Log “Bulk write of ” + request.numberOfActions() + ” deprecation logs failed: ” classname is DeprecationIndexingComponent.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :


        public void afterBulk(long executionId; BulkRequest request; Exception failure) {
            logger.error("Bulk write of " + request.numberOfActions() + " deprecation logs failed: " + failure.getMessage(); failure);


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