Ngone51 commented on a change in pull request #32287:
URL: https://github.com/apache/spark/pull/32287#discussion_r623151568
##########
File path:
core/src/main/scala/org/apache/spark/storage/ShuffleBlockFetcherIterator.scala
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@@ -146,6 +148,14 @@ final class ShuffleBlockFetcherIterator(
/** Current number of blocks in flight per host:port */
private[this] val numBlocksInFlightPerAddress = new HashMap[BlockManagerId,
Int]()
+ /**
+ * The average size of the remote blocks. We'll only unset
`isNettyOOMOnShuffle` when
+ * the free Netty memory is larger than this.
+ *
+ * Visible to [[BufferReleasingInputStream]]
+ */
+ var averageRemoteBlockSize = 0L
Review comment:
it doesn't. It's a filed to the shuffle block fetcher iterator instance.
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