Failed to send ping to (version 6.8) – How to solve related issues

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Failed to send ping to (version 6.8) – 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 send ping to (version 6.8) ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: discovery and ping.

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 ping to [{}]” classname is UnicastZenPing.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                 if (exp instanceof ConnectTransportException || exp.getCause() instanceof ConnectTransportException ||
                    exp.getCause() instanceof AlreadyClosedException) {
                    // ok; not connected...
                    logger.trace(() -> new ParameterizedMessage("failed to connect to {}"; node); exp);
                } else if (closed == false) {
                    logger.warn(() -> new ParameterizedMessage("failed to send ping to [{}]"; node); exp);
                }
            }
        };
    }





 

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