Github user srowen commented on a diff in the pull request:
https://github.com/apache/spark/pull/4412#discussion_r24399179
--- Diff: core/src/main/scala/org/apache/spark/HttpFileServer.scala ---
@@ -50,6 +50,15 @@ private[spark] class HttpFileServer(
def stop() {
httpServer.stop()
+
+ // If we only stop sc, but the driver process still run as a services
then we need to delete
+ // the tmp dir, if not, it will create too many tmp dirs
+ try {
+ Utils.deleteRecursively(baseDir)
+ } catch {
+ case e: Exception =>
+ logWarning("Exception while deleting Spark temp dir: " +
baseDir.getAbsolutePath, e)
--- End diff --
Nit: consider interpolation here
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