Github user dding3 commented on a diff in the pull request:
https://github.com/apache/spark/pull/15125#discussion_r101822138
--- Diff: graphx/src/main/scala/org/apache/spark/graphx/GraphOps.scala ---
@@ -362,12 +362,14 @@ class GraphOps[VD: ClassTag, ED: ClassTag](graph:
Graph[VD, ED]) extends Seriali
def pregel[A: ClassTag](
initialMsg: A,
maxIterations: Int = Int.MaxValue,
+ checkpointInterval: Int = 25,
--- End diff --
25 is the value in my test. I checked this value in LDA/ALS, looks like the
default value is 10, change it to 10 ?
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