cloud-fan commented on a change in pull request #35569:
URL: https://github.com/apache/spark/pull/35569#discussion_r811107313
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File path:
core/src/main/scala/org/apache/spark/internal/io/HadoopMapReduceCommitProtocol.scala
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@@ -157,6 +159,7 @@ class HadoopMapReduceCommitProtocol(
// Include a UUID here to prevent file collisions for one task writing to
different dirs.
// In principle we could include hash(absoluteDir) instead but this is
simpler.
val tmpOutputPath = new Path(stagingDir, UUID.randomUUID().toString() +
"-" + filename).toString
+ stagingDirExists = true
Review comment:
This is called at the executor side. How does it work with the checking
code in `commitJob` and `abortJob`?
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