Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/10590#discussion_r48815741
--- Diff: core/src/main/scala/org/apache/spark/util/Utils.scala ---
@@ -740,17 +738,12 @@ private[spark] object Utils extends Logging {
logError(s"Failed to create local root dir in $root. Ignoring
this directory.")
None
}
- }.toArray
+ }
}
/** Get the Yarn approved local directories. */
private def getYarnLocalDirs(conf: SparkConf): String = {
- // Hadoop 0.23 and 2.x have different Environment variable names for
the
- // local dirs, so lets check both. We assume one of the 2 is set.
- // LOCAL_DIRS => 2.X, YARN_LOCAL_DIRS => 0.23.X
- val localDirs = Option(conf.getenv("YARN_LOCAL_DIRS"))
- .getOrElse(Option(conf.getenv("LOCAL_DIRS"))
- .getOrElse(""))
+ val localDirs =Option(conf.getenv("LOCAL_DIRS")).getOrElse("")
--- End diff --
add a space after = otherwise it will fail style test
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