Failed to send multicast ping request: – How to solve related issues

Opster Team

Feb-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 send multicast ping request: ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: discovery, discovery-multicast, ping and 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 send multicast ping request: {}” classname is MulticastZenPing.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                 return;
            }
            if (logger.isDebugEnabled()) {
                logger.debug("failed to send multicast ping request"; e);
            } else {
                logger.warn("failed to send multicast ping request: {}"; ExceptionsHelper.detailedMessage(e));
            }
        }
    }

    class FinalizingPingCollection extends PingCollection {




 

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