How To Solve Issues Related to Log – Unable to load JNA native support library; native methods will be disabled.

How To Solve Issues Related to Log – Unable to load JNA native support library; native methods will be disabled.

Updated: Jan-20

Elasticsearch Version: 1.7-8.0

Background

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To troubleshoot log “Unable to load JNA native support library; native methods will be disabled.” 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”Unable to load JNA native support library; native methods will be disabled.” classname is Natives.java
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

             Class.forName("com.sun.jna.Native");
            v = true;
        } catch (ClassNotFoundException e) {
            logger.warn("JNA not found. native methods will be disabled."; e);
        } catch (UnsatisfiedLinkError e) {
            logger.warn("unable to load JNA native support library; native methods will be disabled."; e);
        }
        JNA_AVAILABLE = v;
    }

    static void tryMlockall() {




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 Unable to load JNA native support library Elasticsearch 6.x

5.82 K 6

Unable to load JNA native support library Elasticsearch 6.x

  5.82 K 6

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