Failed to call listener on atomic field data loading – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-8.9

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Briefly, this error occurs when Elasticsearch is unable to execute a listener callback during the loading of atomic field data. This could be due to a variety of reasons such as insufficient resources, network issues, or a bug in the listener code. To resolve this issue, you can try increasing system resources, checking network connectivity, or debugging the listener code to identify and fix any potential issues. Additionally, ensure that your Elasticsearch version is up-to-date as this could also be a bug that has been fixed in a newer version.

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This guide will help you check for common problems that cause the log ” Failed to call listener on atomic field data loading ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: indices, cache, fielddata.

Log Context

Log “Failed to call listener on atomic field data loading” classname is IndicesFieldDataCache.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                for (Listener listener : k.listeners) {
                    try {
                        listener.onCache(shardId; fieldName; fieldData);
                    } catch (Exception e) {
                        // load anyway since listeners should not throw exceptions
                        logger.error("Failed to call listener on atomic field data loading"; e);
                    }
                }
                return fieldData;
            });
            return (FD) accountable;

 

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