apache/incubator-spark — pull request #207 by henrydavidge (2013-11-26 01:37:45+00:00)
Title: Log a warning if a task's serialized size is very big

As per Reynold's instructions, the we now create a warning level log entry if a task's serialized size is too big. "Too big" is currently defined as 100kb. This warning message is generated at most once for each stage.