apache/spark — pull request #3527 by zsxwing (2014-12-01 05:28:47+00:00)
Title: [SPARK-4664][Core] Throw an exception when spark.akka.frameSize > 2047

If `spark.akka.frameSize` > 2047, it will overflow and become negative. Should have some assertion in `maxFrameSizeBytes` to warn people.