Github user JoshRosen commented on a diff in the pull request:
https://github.com/apache/spark/pull/16189#discussion_r91235127
--- Diff: core/src/main/scala/org/apache/spark/executor/Executor.scala ---
@@ -432,6 +435,57 @@ private[spark] class Executor(
}
/**
+ * Supervises the killing / cancellation of a task by sending the
interrupted flag, optionally
+ * sending a Thread.interrupt(), and monitoring the task until it
finishes.
+ */
+ private class TaskReaper(taskRunner: TaskRunner, interruptThread:
Boolean) extends Runnable {
+
+ private[this] val killPollingFrequencyMs: Long =
+ conf.getTimeAsMs("spark.task.killPollingFrequency", "10s")
+
+ private[this] val killTimeoutMs: Long =
conf.getTimeAsMs("spark.task.killTimeout", "2m")
--- End diff --
My goal here was to let users set this to `-1` to disable killing of the
executor JVM. I'll add a test to make sure that this flag actually behaves that
way.
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