Got successful response from URL – How to solve this OpenSearch error

Opster Team

Aug-23, Version: 1-2.9

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Briefly, this error occurs when OpenSearch successfully retrieves data from a specified URL. Despite the term “error,” this message is not indicative of a problem. Instead, it’s a log message indicating a successful operation. If you find this message bothersome or it’s cluttering your logs, you can adjust your logging level to exclude informational messages. Alternatively, you can filter out these specific messages from your log monitoring system.

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This guide will help you check for common problems that cause the log ” Got successful response [{}] from URL [{}] ” to appear. To understand the issues related to this log, read the explanation below about the following OpenSearch concepts: response.

Log Context

Log “Got successful response [{}] from URL [{}]” classname is
We extracted the following from OpenSearch source code for those seeking an in-depth context :

    protected void checkResource(SSLContext ssl) throws IOException {
        final HttpURLConnection connection = buildConnection(ssl);
        final Integer response = connection.getResponseCode();
        if (validResponseCodes.contains(response)) {
  "Got successful response [{}] from URL [{}]"; response; url);
        } else {
            throw new IOException(response + " " + connection.getResponseMessage());


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