Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/22325#discussion_r215390096
--- Diff:
core/src/main/scala/org/apache/spark/storage/ShuffleBlockFetcherIterator.scala
---
@@ -444,10 +444,23 @@ final class ShuffleBlockFetcherIterator(
throwFetchFailedException(blockId, address, e)
}
- input = streamWrapper(blockId, in)
+ var wrapCorruption: Boolean = false
--- End diff --
The reason for the error is the same (corruption in the source data), so a
different error message doesn't really add any value. The exception will
contain the line where it happened so that's enough for debugging.
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