[GitHub] spark pull request: SPARK-3223 runAsSparkUser cannot change HDFS w...

[tnachen <gi...@git.apache.org>]

Github user tnachen commented on the pull request:

    https://github.com/apache/spark/pull/2126#issuecomment-54013110
  
    I'm not really familiar with the user permissions with spark yet, but it seems like since we're setting the framework user as an empty string, Mesos automatically switches to the current os::user for you (src/sched/sched.cpp:1123)


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