Github user pwendell commented on a diff in the pull request:
https://github.com/apache/spark/pull/2002#discussion_r16398577
--- Diff:
core/src/main/scala/org/apache/spark/storage/DiskBlockManager.scala ---
@@ -131,10 +132,9 @@ private[spark] class
DiskBlockManager(shuffleBlockManager: ShuffleBlockManager,
(blockId, getFile(blockId))
}
- private def createLocalDirs(): Array[File] = {
- logDebug(s"Creating local directories at root dirs '$rootDirs'")
+ private def createLocalDirs(conf: SparkConf): Array[File] = {
val dateFormat = new SimpleDateFormat("yyyyMMddHHmmss")
- rootDirs.split(",").flatMap { rootDir =>
+ Utils.getOrCreateLocalRootDirs(conf).flatMap { rootDir =>
--- End diff --
Okay I think there is still a difference. In the case where the top level
directories cannot be created, the behavior now differs from what was there
before. It will now be silent whereas previously there would be an exception.
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