dongjoon-hyun commented on a change in pull request #25856: [SPARK-29182][Core]
Cache preferred locations of checkpointed RDD
URL: https://github.com/apache/spark/pull/25856#discussion_r327377616
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File path: core/src/test/scala/org/apache/spark/CheckpointSuite.scala
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@@ -618,4 +618,26 @@ class CheckpointCompressionSuite extends SparkFunSuite
with LocalSparkContext {
assert(rdd.collect().toSeq === (1 to 20))
}
}
+
+ test("cache checkpoint preferred location") {
+ withTempDir { checkpointDir =>
+ val conf = new SparkConf()
+ .set("spark.rdd.checkpoint.cachePreferredLocs", "true")
Review comment:
Shall we use `CACHE_CHECKPOINT_PREFERRED_LOCS.key`? Otherwise, someone will
create a follow-up later.
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