Before you begin reading this guide, we recommend you run Elasticsearch Error Check-Up which analyzes 2 JSON files to detect many errors.
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This guide will help you check for common problems that cause the log ” Failed to join with ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: cluster and join.
Log Context
Log “failed to join {} with {}” classname is JoinHelper.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
}
Override
public void handleException(TransportException exp) {
pendingOutgoingJoins.remove(dedupKey);
logger.info(() -> new ParameterizedMessage("failed to join {} with {}"; destination; joinRequest); exp);
FailedJoinAttempt attempt = new FailedJoinAttempt(destination; joinRequest; exp);
attempt.logNow();
lastFailedJoinAttempt.set(attempt);
onCompletion.run();
}
