Ngone51 commented on a change in pull request #23677: [SPARK-26755][SCHEDULER]
: Optimize Spark Scheduler to dequeue speculative tasks…
URL: https://github.com/apache/spark/pull/23677#discussion_r303017813
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File path:
core/src/test/scala/org/apache/spark/scheduler/TaskSetManagerSuite.scala
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@@ -1655,4 +1657,70 @@ class TaskSetManagerSuite extends SparkFunSuite with
LocalSparkContext with Logg
// get removed inside TaskSchedulerImpl later.
assert(availableResources(GPU) sameElements Array("0", "1", "2", "3"))
}
+
+ test("SPARK-26755 Ensure that a speculative task is submitted only once for
execution") {
Review comment:
Do you mean we'd submitted a speculative task more than once previously ?
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