[GitHub] spark pull request #19039: [SPARK-21829][CORE] Enable config to permanently ...

[jiangxb1987 <gi...@git.apache.org>]

Github user jiangxb1987 commented on a diff in the pull request:

    https://github.com/apache/spark/pull/19039#discussion_r135046165
  
    --- Diff: core/src/main/scala/org/apache/spark/scheduler/BlacklistTracker.scala ---
    @@ -94,6 +94,22 @@ private[scheduler] class BlacklistTracker (
       val nodeToBlacklistedExecs = new HashMap[String, HashSet[String]]()
     
       /**
    +   * Blacklists permanently the nodes listed in spark.blacklist.alwaysBlacklistedNodes
    +   * The blacklist timeout is set to a large value, effectively never expiring.
    +   */
    +  private val permanentlyBlacklistedNodes: Seq[String] =
    +    conf.get("spark.blacklist.alwaysBlacklistedNodes", "").split(',').map(_.trim).filter(_ != "")
    --- End diff --
    
    The configuartion should goes to `internal/config`


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