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

Opster Team

Aug-23, Version: 6.8-8.9

Before you dig into reading this guide, have you tried asking OpsGPT what this log means? You’ll receive a customized analysis of your log.

Try OpsGPT now for step-by-step guidance and tailored insights into your Elasticsearch operation.

Briefly, this error occurs when Elasticsearch is unable to link to the C library’s native methods, which results in the disabling of the ‘priv set’. This could be due to incorrect library paths or missing dependencies. To resolve this issue, you can: 1) Ensure that the correct library paths are set in your environment variables. 2) Check if all necessary dependencies are installed and up-to-date. 3) Reinstall Elasticsearch to ensure all components are correctly installed. 4) If you’re using a custom build, ensure it’s correctly configured to link to the C library.

For a complete solution to your to your search operation, try for free AutoOps for Elasticsearch & OpenSearch . With AutoOps and Opster’s proactive support, you don’t have to worry about your search operation – we take charge of it. Get improved performance & stability with less hardware.

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 Elasticsearch 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 Elasticsearch source code for those seeking an in-depth context :

        SolarisLibrary lib = null;
        if (Constants.SUN_OS) {
            try {
                lib = 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;


How helpful was this guide?

We are sorry that this post was not useful for you!

Let us improve this post!

Tell us how we can improve this post?

Get expert answers on Elasticsearch/OpenSearch