Nodes failed to run deprecation checks – How to solve this Elasticsearch error

Opster Team

Aug-23, Version: 6.8-8.9

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Briefly, this error occurs when Elasticsearch nodes are unable to perform deprecation checks. This could be due to insufficient permissions, network issues, or a problem with the Elasticsearch version. To resolve this, you can ensure that the user running Elasticsearch has the necessary permissions, check your network connectivity, or verify that you’re running a compatible version of Elasticsearch. Additionally, check your Elasticsearch logs for more detailed error messages that could help identify the problem.

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This guide will help you check for common problems that cause the log ” nodes failed to run deprecation checks: {} ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, deprecation.

Log Context

Log “nodes failed to run deprecation checks: {}” classname is TransportDeprecationInfoAction.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                if (response.hasFailures()) {
                    List failedNodeIds = response.failures()
                        .stream()
                        .map(failure -> failure.nodeId() + ": " + failure.getMessage())
                        .collect(Collectors.toList());
                    logger.warn("nodes failed to run deprecation checks: {}"; failedNodeIds);
                    for (FailedNodeException failure : response.failures()) {
                        logger.debug("node {} failed to run deprecation checks: {}"; failure.nodeId(); failure);
                    }
                }

 

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