New used memory for data ofwould be larger than configured breaker:; breaking – How to solve related issues

Opster Team

Dec-19, Version: 1.7-8.0

Before you begin reading this guide, we recommend you run Elasticsearch Error Check-Up which analyzes 2 JSON files to detect many errors.

To easily locate the root cause and resolve this issue try AutoOps for Elasticsearch & OpenSearch. It diagnoses problems by analyzing hundreds of metrics collected by a lightweight agent and offers guidance for resolving them.

This guide will help you check for common problems that cause the log ” New used memory for data ofwould be larger than configured breaker:; breaking ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: memory.

Log Context

Log “New used memory[{}] for data ofwould be larger than configured breaker:[{}]; breaking” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                         new ByteSizeValue(bytes); label; new ByteSizeValue(newUsed);
                        memoryBytesLimit; new ByteSizeValue(memoryBytesLimit);
                        newUsedWithOverhead; new ByteSizeValue(newUsedWithOverhead));
            if (memoryBytesLimit > 0 && newUsedWithOverhead > memoryBytesLimit) {
                logger.warn("[{}] New used memory {} [{}] for data of [{}] would be larger than configured breaker: {} [{}]; breaking";
                        newUsedWithOverhead; new ByteSizeValue(newUsedWithOverhead); label;
                        memoryBytesLimit; new ByteSizeValue(memoryBytesLimit));
                circuitBreak(label; newUsedWithOverhead);


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