Bound or publishing to a non-loopback address enforcing bootstrap checks – 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 bound or publishing to a non-loopback address, triggering the enforcement of bootstrap checks. These checks are safety measures to prevent potential issues in a production environment. To resolve this, ensure your system meets all the requirements of bootstrap checks. This could involve adjusting system settings like file descriptors, virtual memory, or ensuring the user has necessary permissions. Alternatively, you can bind OpenSearch to a loopback address for testing purposes, but this is not recommended for production environments.

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This guide will help you check for common problems that cause the log ” bound or publishing to a non-loopback address; enforcing bootstrap checks ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: bootstrap, checks.

Log Context

Log “bound or publishing to a non-loopback address; enforcing bootstrap checks” classname is
We extracted the following from OpenSearch source code for those seeking an in-depth context :

            throw new IllegalArgumentException(message);

        if (enforceLimits) {
  "bound or publishing to a non-loopback address; enforcing bootstrap checks");
        } else if (enforceBootstrapChecks) {
  "explicitly enforcing bootstrap checks");

        for (final BootstrapCheck check : checks) {


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