Log Ignoring master ; because the version is lower than the minimum compatible version – How To Solve Related Issues



Log Ignoring master ; because the version is lower than the minimum compatible version – How To Solve Related Issues

Opster Team

Feb-20, Version: 1.7-8.0



Before you begin reading this guide, we recommend you try running the Elasticsearch Error Check-Up  which can resolve issues causing many log errors (free and no installation required)

 

This guide will help you check for common problems that cause the log “Ignoring master ; because the version is lower than the minimum compatible version” to appear. It’s important to understand the issues related to the log, so to get started, read the general overview on common issues and tips related to the Elasticsearch concepts: discovery, elect, master, version.


Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up which analyses ES to discover the cause of many errors and provides suitable actionable recommendations. 

Log Context

Log”ignoring master [{}]; because the version [{}] is lower than the minimum compatible version [{}]” classname is ElectMasterService.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

             return null;
        }
        DiscoveryNode masterNode = sortedNodes.get(0);
        // Sanity check: maybe we don't end up here; because serialization may have failed.
        if (masterNode.getVersion().before(minMasterVersion)) {
            logger.warn("ignoring master [{}]; because the version [{}] is lower than the minimum compatible version [{}]"; masterNode; masterNode.getVersion(); minMasterVersion);
            return null;
        } else {
            return masterNode;
        }
    }




 

Related issues to this log

We have gathered selected Q&A from the community and issues from Github, that can help fix related issues please review the following for further information :

1 Ebrew Install Specific Version Of F  

Github Issue Number 34264  

 

About Opster

Opster line of products and support services detects, prevents, optimizes and automates everything needed to manage mission-critical Elasticsearch.

Find Configuration Errors

Analyze Now