Github user nongli commented on a diff in the pull request:
https://github.com/apache/spark/pull/11534#discussion_r55280667
--- Diff: core/src/main/scala/org/apache/spark/storage/BlockManager.scala
---
@@ -801,43 +780,63 @@ private[spark] class BlockManager(
}
var blockWasSuccessfullyStored = false
- var result: PutResult = null
+ var iteratorFromFailedMemoryStorePut: Option[Iterator[Any]] = None
putBlockInfo.synchronized {
--- End diff --
What is this synchronized protecting? You have an exclusive write lock now
no?
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