cloud-fan commented on a change in pull request #19788: [SPARK-9853][Core]
Optimize shuffle fetch of contiguous partition IDs
URL: https://github.com/apache/spark/pull/19788#discussion_r242526305
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File path: core/src/main/scala/org/apache/spark/MapOutputTracker.scala
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@@ -683,12 +703,13 @@ private[spark] class MapOutputTrackerWorker(conf:
SparkConf) extends MapOutputTr
private val fetching = new HashSet[Int]
// Get blocks sizes by executor Id. Note that zero-sized blocks are excluded
in the result.
- override def getMapSizesByExecutorId(shuffleId: Int, startPartition: Int,
endPartition: Int)
- : Iterator[(BlockManagerId, Seq[(BlockId, Long)])] = {
+ override def getMapSizesByExecutorId(shuffleId: Int, startPartition: Int,
endPartition: Int,
+ serializerRelocatable: Boolean): Iterator[(BlockManagerId, Seq[(BlockId,
Long)])] = {
Review comment:
ditto
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