zhouyejoe commented on a change in pull request #32007:
URL: https://github.com/apache/spark/pull/32007#discussion_r642149224
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File path: core/src/main/scala/org/apache/spark/storage/BlockManager.scala
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@@ -728,6 +736,27 @@ private[spark] class BlockManager(
}
}
+ /**
+ * Get the local merged shuffle block data for the given block ID as
multiple chunks.
+ * A merged shuffle file is divided into multiple chunks according to the
index file.
+ * Instead of reading the entire file as a single block, we split it into
smaller chunks
+ * which will be memory efficient when performing certain operations.
+ */
+ def getLocalMergedBlockData(
Review comment:
Should we add "local" in other places too?
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