diff --git a/core/src/main/scala/org/apache/spark/scheduler/TaskSchedulerImpl.scala b/core/src/main/scala/org/apache/spark/scheduler/TaskSchedulerImpl.scala index daed2ff50e1574174d2a33afc305727f419a6f01..c3159188d9f03714b8f2c04a853bbd4dd9c56107 100644 --- a/core/src/main/scala/org/apache/spark/scheduler/TaskSchedulerImpl.scala +++ b/core/src/main/scala/org/apache/spark/scheduler/TaskSchedulerImpl.scala @@ -571,6 +571,11 @@ private[spark] class TaskSchedulerImpl( return } while (!backend.isReady) { + // Might take a while for backend to be ready if it is waiting on resources. + if (sc.stopped.get) { + // For example: the master removes the application for some reason + throw new IllegalStateException("Spark context stopped while waiting for backend") + } synchronized { this.wait(100) }