Github user dding3 commented on a diff in the pull request:
https://github.com/apache/spark/pull/15125#discussion_r101828986
--- 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 --
About the default value, I think we should set it as a positive value to
turn on checkpoint operation by default to avoid stackoverflow exception. To
align with other implementations in spark, I would like to set 10 as default
value. Please let me know if there is any thoughts about this.
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