Briefly, this error occurs when Elasticsearch is unable to delegate a response due to issues like network problems, incorrect configuration, or overloaded nodes. To resolve this, you can check your network connectivity, ensure that your Elasticsearch configuration is correct, and monitor your nodes to prevent overloading. Additionally, check your cluster health and ensure that all nodes are functioning properly. If the issue persists, consider increasing the timeout value or scaling your Elasticsearch cluster to handle more requests.
This guide will help you check for common problems that cause the log ” Error while delegating response ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: plugin, response.
Log Context
Log “Error while delegating response” classname is AutodetectProcessManager.java.
We extracted the following from Elasticsearch source code for those seeking an in-depth context :
JobTaskState jobTaskState = new JobTaskState(state; jobTask.getAllocationId(); reason); jobTask.updatePersistentTaskState(jobTaskState; ActionListener.wrap(persistentTask -> { try { handler.accept(null); } catch (IOException e1) { logger.warn("Error while delegating response"; e1); } }; e -> { try { handler.accept(e); } catch (IOException e1) {