Unable to link C library native methods priv set will be disabled – How to solve this OpenSearch error

Opster Team

Aug-23, Version: 1-2.9

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Briefly, this error occurs when OpenSearch is unable to link to the C library, which results in the disabling of native methods like priv_set. This could be due to missing or incompatible C library versions. To resolve this, ensure that the correct version of the C library is installed and accessible. If the issue persists, recompile the OpenSearch with the correct library paths. Also, check the permissions and environment variables to ensure OpenSearch can access the required libraries.

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This guide will help you check for common problems that cause the log ” unable to link C library. native methods (priv_set) will be disabled. ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: bootstrap.

Log Context

Log “unable to link C library. native methods (priv_set) will be disabled.” classname is SystemCallFilter.java.
We extracted the following from OpenSearch source code for those seeking 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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