Interrupted by – How to solve this Elasticsearch exception

Opster Team

August-23, Version: 7.3-7.17

Briefly, this error occurs when an Elasticsearch operation is interrupted before it can complete. This could be due to a system shutdown, network issues, or a resource constraint like memory or CPU overload. To resolve this, you can try increasing system resources, checking network connectivity, or ensuring that the system is not being shut down during operation. If the error persists, you may need to debug the operation to identify the exact cause of the interruption.

This guide will help you check for common problems that cause the log ” interrupted by ” to appear. To understand the issues related to this log, read the explanation below about the following Elasticsearch concepts: discovery.

Log Context

Log “interrupted by” class name is We extracted the following from Elasticsearch source code for those seeking an in-depth context :

 return hosts -> SeedHostsResolver.resolveHostsLists(new CancellableThreads() {
 public void execute(Interruptible interruptible) {
 try {;
 } catch (InterruptedException e) {
 throw new CancellableThreads.ExecutionCancelledException("interrupted by " + e);
 }; unicastZenPingExecutorService; logger; hosts; transportService; resolveTimeout);


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