How To Solve Issues Related to Log – Unable to link C library. native methods (priv-set) will be disabled.

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Updated: Feb-20

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Log Context
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Troubleshooting background

To troubleshoot Elasticsearch log “Unable to link C library. native methods (priv-set) will be disabled.” it’s important to understand common problems related to Elasticsearch concepts: bootstrap. See detailed explanations below complete with common problems, examples and useful tips.

To help troubleshoot related issues we have gathered selected Q&A from the community and issues from Github , please review the following for further information :

1 Unable To Link C Library Native Met  

2Warn Common Jna Unable To Link C Li  

Log Context

Log ”unable to link C library. native methods (priv_set) will be disabled.” classname is
We have extracted the following from Elasticsearch source code to get an in-depth context :

         SolarisLibrary lib = null;
        if (Constants.SUN_OS) {
            try {
                lib = (SolarisLibrary) Native.loadLibrary("c"; SolarisLibrary.class);
            } catch (UnsatisfiedLinkError e) {
                logger.warn("unable to link C library. native methods (priv_set) will be disabled."; e);
        libc_solaris = lib;

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