Query no nodes to search on – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 6.8-8.9

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Briefly, this error occurs when Elasticsearch cannot find any nodes to execute a search query. This could be due to all nodes being down, network issues, or misconfiguration. To resolve this, ensure that your Elasticsearch cluster is up and running properly. Check the network connectivity between the client and the Elasticsearch nodes. Also, verify your cluster settings and node configurations to ensure they are correctly set up for search operations.

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This guide will help you check for common problems that cause the log ” query”; “no nodes to search on ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: search.

Log Context

Log “query”; “no nodes to search on” class name is SearchScrollAsyncAction.java. We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 }  public final void run() {
 final SearchContextIdForNode[] context = scrollId.getContext();
 if (context.length == 0) {
 listener.onFailure(new SearchPhaseExecutionException("query"; "no nodes to search on"; ShardSearchFailure.EMPTY_ARRAY));
 } else {
 collectNodesAndRun(
 Arrays.asList(context);
 nodes;
 searchTransportService;

 

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