mridulm commented on a change in pull request #30691:
URL: https://github.com/apache/spark/pull/30691#discussion_r645055803
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File path: core/src/main/scala/org/apache/spark/MapOutputTracker.scala
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@@ -737,25 +737,26 @@ private[spark] class MapOutputTrackerMaster(
}
/**
- * Unregisters a merge result corresponding to the reduceId if present. If
the optional mapId
- * is specified, it will only unregister the merge result if the mapId is
part of that merge
+ * Unregisters a merge result corresponding to the reduceId if present. If
the optional mapIndex
+ * is specified, it will only unregister the merge result if the mapIndex is
part of that merge
* result.
*
* @param shuffleId the shuffleId.
* @param reduceId the reduceId.
* @param bmAddress block manager address.
- * @param mapId the optional mapId which should be checked to see it was
part of the merge
- * result.
+ * @param mapIndex the optional mapIndex which should be checked to see it
was part of the
+ * merge result.
*/
def unregisterMergeResult(
shuffleId: Int,
reduceId: Int,
bmAddress: BlockManagerId,
- mapId: Option[Int] = None) {
+ mapIndex: Option[Int] = None) {
shuffleStatuses.get(shuffleId) match {
case Some(shuffleStatus) =>
val mergeStatus = shuffleStatus.mergeStatuses(reduceId)
- if (mergeStatus != null && (mapId.isEmpty ||
mergeStatus.tracker.contains(mapId.get))) {
+ if (mergeStatus != null &&
+ (mapIndex.isEmpty || mergeStatus.tracker.contains(mapIndex.get))) {
shuffleStatus.removeMergeResult(reduceId, bmAddress)
Review comment:
This was actually for `unregisterAllMergeResult` below - ended up
commenting at wrong line.
But this is required, let me resolve this comment thread.
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