Github user thunterdb commented on a diff in the pull request:
https://github.com/apache/spark/pull/16483#discussion_r106532078
--- Diff:
graphx/src/test/scala/org/apache/spark/graphx/lib/PageRankSuite.scala ---
@@ -68,26 +69,34 @@ class PageRankSuite extends SparkFunSuite with
LocalSparkContext {
val nVertices = 100
val starGraph = GraphGenerators.starGraph(sc, nVertices).cache()
val resetProb = 0.15
+ val tol = 0.0001
+ val numIter = 2
val errorTol = 1.0e-5
- val staticRanks1 = starGraph.staticPageRank(numIter = 2,
resetProb).vertices
- val staticRanks2 = starGraph.staticPageRank(numIter = 3,
resetProb).vertices.cache()
+ val staticRanks = starGraph.staticPageRank(numIter,
resetProb).vertices.cache()
+ val staticRanks2 = starGraph.staticPageRank(numIter + 1,
resetProb).vertices
- // Static PageRank should only take 3 iterations to converge
- val notMatching = staticRanks1.innerZipJoin(staticRanks2) { (vid,
pr1, pr2) =>
+ // Static PageRank should only take 2 iterations to converge
--- End diff --
Why does it take only two iterations to converge now?
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