Log Max-open-files – How To Solve Related Issues

Log Max-open-files – How To Solve Related Issues

Updated: Feb-20

Elasticsearch Version: 1.7-8.0

Background

To resolve issues causing many log errors you can try our Elasticsearch Check-Up it analyses ES configuration to provide actionable recommendations (no installation required) 


To troubleshoot log “Max-open-files” it’s important to understand a few problems related to Elasticsearch concepts bootstrap. See bellow important tips and explanations on these concepts

Log Context

Log”max_open_files [{}]” classname is Bootstrap.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

             PidFile.create(environment.pidFile(); true);
        }

        if (System.getProperty("es.max-open-files"; "false").equals("true")) {
            ESLogger logger = Loggers.getLogger(Bootstrap.class);
            logger.info("max_open_files [{}]"; ProcessProbe.getInstance().getMaxFileDescriptorCount());
        }

        // warn if running using the client VM
        if (JvmInfo.jvmInfo().getVmName().toLowerCase(Locale.ROOT).contains("client")) {
            ESLogger logger = Loggers.getLogger(Bootstrap.class);




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 what is the maximum value I can set for “MAX_OPEN_FILES” configuration in Elasticsearch

1.00 K 1

How To Pass The Max Open Files Argu  

 

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