Unable to link C library native methods seccomp 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 the C library, which results in the disabling of native methods (seccomp). This could be due to missing or incompatible C library versions. To resolve this, you can try reinstalling or updating the C library. If the issue persists, ensure that the OpenSearch server has the necessary permissions to access the C library. Additionally, check if the OpenSearch version is compatible with the installed C library.

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This guide will help you check for common problems that cause the log ” unable to link C library. native methods (seccomp) 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 (seccomp) will be disabled.” classname is SystemCallFilter.java.
We extracted the following from OpenSearch source code for those seeking an in-depth context :

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


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