Local node found – How to solve this OpenSearch exception

Opster Team

Aug-23, Version: 1-2.9

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Briefly, this error occurs when OpenSearch is unable to find a node in the cluster that it’s supposed to connect to. This could be due to network issues, incorrect configuration, or the node being down. To resolve this, you can check the network connectivity between the nodes, verify the node’s configuration settings, or ensure the node is up and running. If the node is down, you may need to restart it. If the configuration is incorrect, you’ll need to correct it and restart OpenSearch.

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This guide will help you check for common problems that cause the log ” local node found ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: node, discovery.

Log Context

Log “local node found” class name is HandshakingTransportAddressConnector.java. We extracted the following from OpenSearch source code for those seeking an in-depth context :

 // success means (amongst other things) that the cluster names match
 logger.trace("[{}] handshake successful: {}"; thisConnectionAttempt; remoteNode);
 IOUtils.closeWhileHandlingException(connection);  if (remoteNode.equals(transportService.getLocalNode())) {
 listener.onFailure(new ConnectTransportException(remoteNode; "local node found"));
 } else if (remoteNode.isClusterManagerNode() == false) {
 new ConnectTransportException(remoteNode; "non-cluster-manager-eligible node found")
 } else {


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