Github user apivovarov commented on a diff in the pull request:
https://github.com/apache/spark/pull/10713#discussion_r49402039
--- Diff: graphx/src/test/scala/org/apache/spark/graphx/GraphSuite.scala ---
@@ -428,4 +428,20 @@ class GraphSuite extends SparkFunSuite with
LocalSparkContext {
}
}
+ test("unpersist graph RDD") {
+ withSpark { sc =>
+ val vert = sc.parallelize(List((1L, "a"), (2L, "b"), (3L, "c")), 1)
+ val edges = sc.parallelize(List(Edge[Long](1L, 2L), Edge[Long](1L,
3L)), 1)
+ val g0 = Graph(vert, edges)
+ val g = g0.partitionBy(PartitionStrategy.EdgePartition2D, 2)
+ val cc = g.connectedComponents()
+ assert(sc.persistentRdds.isEmpty === false)
+ cc.unpersist()
+ g.unpersist()
+ g0.unpersist()
+ vert.unpersist()
+ edges.unpersist()
+ assert(sc.persistentRdds.isEmpty === true)
--- End diff --
assert(sc.getPersistentRDDs.isEmpty)
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