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From srowen <>
Subject [GitHub] spark pull request: [SPARK-15273] YarnSparkHadoopUtil#getOutOfMemo...
Date Thu, 12 May 2016 10:19:30 GMT
Github user srowen commented on a diff in the pull request:
    --- Diff: yarn/src/main/scala/org/apache/spark/deploy/yarn/YarnSparkHadoopUtil.scala ---
    @@ -418,11 +418,16 @@ object YarnSparkHadoopUtil {
        * @return The correct OOM Error handler JVM option, platform dependent.
    -  def getOutOfMemoryErrorArgument: String = {
    +  def getOutOfMemoryErrorArgument(sparkConf: SparkConf, javaOpts: ListBuffer[String]):
String = {
         if (Utils.isWindows) {
           escapeForShell("-XX:OnOutOfMemoryError=taskkill /F /PID %%%%p")
         } else {
    -      "-XX:OnOutOfMemoryError='kill %p'"
    +      val onOOME = javaOpts.find(x => x.contains("-XX:OnOutOfMemoryError"))
    +      if (onOOME == None) {
    --- End diff --
    There are several things wrong with this Scala code, but more generally, this isn't a
good way to design this method. If you really mean to optionally add an argument, then see
how things like the PermGen argument are handled and make it work more that way.

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