Failed to send join request to master ; reason ; tried times – 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 join request to master ; reason ; tried times ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: discovery, index, join, master and request.

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 join request to master [{}]; reason [{}]; tried [{}] times” classname is ZenDiscovery.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :

                 return true;
            } catch (Exception e) {
                final Throwable unwrap = ExceptionsHelper.unwrapCause(e);
                if (unwrap instanceof NotMasterException) {
                    if (++joinAttempt == this.joinRetryAttempts) {
                        logger.info("failed to send join request to master [{}]; reason [{}]; tried [{}] times"; masterNode;
                            ExceptionsHelper.detailedMessage(e); joinAttempt);
                        return false;
                    } else {
                        logger.trace("master {} failed with [{}]. retrying... (attempts done: [{}])"; masterNode;
                            ExceptionsHelper.detailedMessage(e); joinAttempt);




 

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