Failure during – How to solve this OpenSearch error

Opster Team

Aug-23, Version: 1-2.9

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Briefly, this error occurs when OpenSearch encounters an issue during a specific operation, represented by [{}]. The error message is generic and can be related to various issues such as indexing, querying, or cluster operations. To resolve this, first, check the OpenSearch logs for more detailed error messages. Then, depending on the specific error, you may need to adjust your query, fix your index, or troubleshoot your cluster configuration. Additionally, ensure that your OpenSearch version is up-to-date and that your hardware resources are sufficient for your workload.

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This guide will help you check for common problems that cause the log ” failure during [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: cluster, metadata.

Log Context

Log “failure during [{}]” classname is
We extracted the following from OpenSearch source code for those seeking an in-depth context :

            "refresh-mapping [" + index + "]";
            (source; e) -> logger.warn(() -> new ParameterizedMessage("failure during [{}]"; source); e)

    class PutMappingExecutor implements ClusterStateTaskExecutor {


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