[GitHub] spark pull request: fixes https://issues.apache.org/jira/browse/SP...

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

Github user zeodtr commented on a diff in the pull request:

    https://github.com/apache/spark/pull/899#discussion_r15206281
  
    --- Diff: yarn/common/src/main/scala/org/apache/spark/deploy/yarn/ClientBase.scala ---
    @@ -309,7 +310,7 @@ trait ClientBase extends Logging {
         // Add Xmx for AM memory
         JAVA_OPTS += "-Xmx" + amMemory + "m"
     
    -    val tmpDir = new Path(Environment.PWD.$(), YarnConfiguration.DEFAULT_CONTAINER_TEMP_DIR)
    +    val tmpDir = new Path(Environment.PWD.$$(), YarnConfiguration.DEFAULT_CONTAINER_TEMP_DIR)
    --- End diff --
    
    Can we have a new spark configuration variable, like "spark.yarn.submit.crossplatform"?
    If so, the code here can be applied conditionally "hard-coding" required separator, without using reflection.
    (But currently I my knowledge on Spark source code and Scala is limited to implement it myself.)


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