Github user JoshRosen commented on a diff in the pull request:
https://github.com/apache/spark/pull/6420#discussion_r31101756
--- Diff:
core/src/test/scala/org/apache/spark/shuffle/unsafe/UnsafeShuffleSuite.scala ---
@@ -41,6 +41,20 @@ class UnsafeShuffleSuite extends ShuffleSuite with
BeforeAndAfterAll {
conf.set("spark.shuffle.memoryFraction", "0.5")
}
+ override def multipleAttemptConfs: Seq[(String,SparkConf)] = {
+ val kryoAndNoSpillMove = conf.clone()
+ .set("spark.serializer",
"org.apache.spark.serializer.KryoSerializer")
+ .set("spark.shuffle.unsafe.testing.allowSpillMove", "false")
+ val noCompression = kryoAndNoSpillMove.clone()
+ .set("spark.shuffle.compress", "false")
+ .set("spark.file.transferTo","false")
+ Seq(
+ "slow merge path" -> kryoAndNoSpillMove,
+ "filestream based fast merge" -> noCompression
+ )
--- End diff --
Did it fail when running the test locally? Which Linux kernel version are
you running?
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