Cannot getrlimit RLIMITNPROC because JNA is not available – Elasticsearch Log Diagnostic

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Troubleshooting background

To troubleshoot Elasticsearch log “Cannot getrlimit RLIMITNPROC because JNA is not available” it’s important to know common problems related to Elasticsearch concepts: bootstrap. See below-detailed explanations complete with common problems, examples and useful tips.


Log Context

Log ”Cannot getrlimit RLIMITNPROC because JNA is not available” classname is Natives.java
To help get the right context about this log, we have extracted the following from Elasticsearch source code

         JNANatives.tryInstallSystemCallFilter(tmpFile);
    }

    static void trySetMaxNumberOfThreads() {
        if (!JNA_AVAILABLE) {
            logger.warn("cannot getrlimit RLIMIT_NPROC because JNA is not available");
            return;
        }
        JNANatives.trySetMaxNumberOfThreads();
    }







To help troubleshoot related issues we have gathered selected answers from STOF & Discuss and issues from Github, please review the following for further information :

Unable to load JNA native support library Elasticsearch 6.x
stackoverflow.com/questions/47824643/unable-to-load-jna-native-support-library-elasticsearch-6-x

Number of Views : 5.82 K  Score on Stackoverflow : 6

Topic
discuss.elastic.co/t/topic/170582

 


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