Before you begin reading this guide, we recommend you run Elasticsearch Error Check-Up which analyzes 2 JSON files to detect many errors.
To easily locate the root cause and resolve this issue try AutoOps for Elasticsearch & OpenSearch. It diagnoses problems by analyzing hundreds of metrics collected by a lightweight agent and offers guidance for resolving them.
This guide will help you check for common problems that cause the log ” Transport response handler not found of id ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: handler and response.
Log Context
Log “Transport response handler not found of id [{}]” classname is TransportService.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
"action [{}]; node [{}]; id [{}]"; time - timeoutInfoHolder.sentTime(); time - timeoutInfoHolder.timeoutTime(); timeoutInfoHolder.action(); timeoutInfoHolder.node(); requestId); action = timeoutInfoHolder.action(); sourceNode = timeoutInfoHolder.node(); } else { logger.warn("Transport response handler not found of id [{}]"; requestId); action = null; sourceNode = null; } // call tracer out of lock if (traceEnabled() == false) {