Failed to connect to after attempts giving up – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 7.16-8.9

Briefly, this error occurs when Elasticsearch is unable to establish a connection after several attempts. This could be due to network issues, incorrect configuration settings, or the Elasticsearch service not running. To resolve this, you can check your network connection, ensure the Elasticsearch service is running, and verify your configuration settings. Also, check the firewall settings to ensure it’s not blocking the connection. If the issue persists, consider restarting the Elasticsearch service or the entire system.

This guide will help you check for common problems that cause the log ” failed to connect to [{}] after [{}] attempts; giving up ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: .

Log Context

Log “failed to connect to [{}] after [{}] attempts; giving up” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

            } else {
                // A run of bad luck this long is probably not bad luck after all: something's broken; just give up.
                logger.warn("failed to connect to [{}] after [{}] attempts; giving up"; node.descriptionWithoutAttributes(); failureCount);
                    new ConnectTransportException(
                        "concurrently connecting and disconnecting even after [" + failureCount + "] attempts"