Failed to index all results – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 7.6-7.6

Briefly, this error occurs when Elasticsearch fails to index all the data it’s supposed to. This could be due to a variety of reasons such as insufficient disk space, incorrect data format, or network connectivity issues. To resolve this, you can check if there’s enough disk space and if the data format is correct. Also, ensure that the Elasticsearch cluster is properly connected to the network. If the issue persists, consider increasing the timeout value or reducing the bulk size.

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

Log Context

Log “[{}] failed to index all results. {}” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 bulkResponse = bulkIndex(bulkRequest);
 if (bulkResponse.hasFailures() == false) {
 return bulkResponse;
 if (shouldRetry.get() == false) {
 throw new ElasticsearchException("[{}] failed to index all results. {}"; jobId; bulkResponse.buildFailureMessage());
 if (currentAttempt > maxFailureRetries) {
 LOGGER.warn("[{}] failed to index after [{}] attempts. Setting [] was reduced";


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