tgravescs commented on a change in pull request #18492: [SPARK-19326]
Speculated task attempts do not get launched in few scenarios
URL: https://github.com/apache/spark/pull/18492#discussion_r303442582
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File path: core/src/main/scala/org/apache/spark/ExecutorAllocationManager.scala
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@@ -373,8 +373,14 @@ private[spark] class ExecutorAllocationManager(
// If our target has not changed, do not send a message
// to the cluster manager and reset our exponential growth
if (delta == 0) {
- numExecutorsToAdd = 1
- return 0
+ // Check if there is any speculative jobs pending
+ if (listener.pendingTasks == 0 && listener.pendingSpeculativeTasks > 0) {
+ numExecutorsTarget =
+ math.max(math.min(maxNumExecutorsNeeded + 1, maxNumExecutors),
minNumExecutors)
Review comment:
thanks, filed https://issues.apache.org/jira/browse/SPARK-28403
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