Github user squito commented on a diff in the pull request:
https://github.com/apache/spark/pull/15505#discussion_r96082178
--- Diff:
core/src/test/scala/org/apache/spark/scheduler/CoarseGrainedSchedulerBackendSuite.scala
---
@@ -38,4 +64,17 @@ class CoarseGrainedSchedulerBackendSuite extends
SparkFunSuite with LocalSparkCo
assert(smaller.size === 4)
}
+ test("Scheduler aborts stages that have unserializable partition") {
+ val conf = new SparkConf()
+ .setMaster("local-cluster[2, 1, 1024]")
+ .setAppName("test")
+ .set("spark.dynamicAllocation.testing", "true")
+ sc = new SparkContext(conf)
+ val myRDD = new NotSerializablePartitionRDD(sc, 2)
+ val e = intercept[SparkException] {
+ myRDD.count()
+ }
+ assert(e.getMessage.contains("Failed to serialize task"))
+
--- End diff --
you should add a check here that after this, you can still submit OK tasks.
eg. just
`sc.parallelize(1 to 10).count()` (similar to kay's comment about
dagschedulersuite).
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