No nodes to set; nodes will be updated at the next sniffing round – How to solve related issues

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No nodes to set; nodes will be updated at the next sniffing round – How to solve related issues

Opster Team

Jan-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you run Elasticsearch Error Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” No nodes to set; nodes will be updated at the next sniffing round ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: client.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “No nodes to set; nodes will be updated at the next sniffing round” classname is Sniffer.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

         List sniffedNodes = nodesSniffer.sniff();
        if (logger.isDebugEnabled()) {
            logger.debug("sniffed nodes: " + sniffedNodes);
        }
        if (sniffedNodes.isEmpty()) {
            logger.warn("no nodes to set; nodes will be updated at the next sniffing round");
        } else {
            restClient.setNodes(sniffedNodes);
        }
    }





 

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