Failed to set monitoring – How to solve related issues

Opster Team

Jan-20, Version: 1.7-8.0

Before you begin reading this guide, we recommend you run Elasticsearch Error Check-Up which can resolve issues that cause many errors.

This guide will help you check for common problems that cause the log ” Failed to set monitoring ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin.

Advanced users might want to skip right to the common problems section in each concept or try running the Check-Up to analyze Elasticsearch configuration and help resolve this error.

Log Context

Log “Failed to set monitoring {} [{}]” classname is
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

             responseReceived(countDown; true; setup);
            if (response instanceof AcknowledgedResponse) {
                if (((AcknowledgedResponse)response).isAcknowledged()) {
                    logger.trace("successfully set monitoring {} [{}]"; type; name);
                } else {
                    logger.error("failed to set monitoring {} [{}]"; type; name);
            } else {
                logger.trace("successfully handled monitoring {} [{}]"; type; name);


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