apache/spark — pull request #3777 by liyezhang556520 (2014-12-23 08:25:53+00:00)
Title: [SPARK-4933][CORE] eventlog file not found 

enent log file not found exception will be thrown after making eventLog into a single file. And web ui will show "No event logs found for application xxx in xxx". Main cause is the wrong argument for getting log file.