PostDelete listener failed – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-8.2

Briefly, this error occurs when Elasticsearch encounters an issue while executing the PostDelete listener, which is triggered after a document is deleted. This could be due to a variety of reasons such as a network issue, a bug in the listener code, or a problem with the underlying storage. To resolve this issue, you could try to debug the listener code to identify any potential issues, check the network connectivity, or verify the health of the underlying storage system. Additionally, ensure that the Elasticsearch cluster is properly configured and running the latest stable version.

This guide will help you check for common problems that cause the log ” postDelete listener [{}] failed ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: index, delete, shard.

Log Context

Log “postDelete listener [{}] failed” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

            assert delete != null;
            for (IndexingOperationListener listener : listeners) {
                try {
                    listener.postDelete(shardId; delete; result);
                } catch (Exception e) {
                    logger.warn(() -> new ParameterizedMessage("postDelete listener [{}] failed"; listener); e);