diff options
| -rw-r--r-- | core/src/main/scala/org/apache/spark/SparkContext.scala | 1 | ||||
| -rw-r--r-- | core/src/main/scala/org/apache/spark/ui/ConsoleProgressBar.scala | 7 |
2 files changed, 7 insertions, 1 deletions
diff --git a/core/src/main/scala/org/apache/spark/SparkContext.scala b/core/src/main/scala/org/apache/spark/SparkContext.scala index 24a316e40e..fd8fac6df0 100644 --- a/core/src/main/scala/org/apache/spark/SparkContext.scala +++ b/core/src/main/scala/org/apache/spark/SparkContext.scala @@ -1363,6 +1363,7 @@ class SparkContext(config: SparkConf) extends Logging with ExecutorAllocationCli cleaner.foreach(_.stop()) dagScheduler.stop() dagScheduler = null + progressBar.foreach(_.stop()) taskScheduler = null // TODO: Cache.stop()? env.stop() diff --git a/core/src/main/scala/org/apache/spark/ui/ConsoleProgressBar.scala b/core/src/main/scala/org/apache/spark/ui/ConsoleProgressBar.scala index 27ba9e1823..67f572e793 100644 --- a/core/src/main/scala/org/apache/spark/ui/ConsoleProgressBar.scala +++ b/core/src/main/scala/org/apache/spark/ui/ConsoleProgressBar.scala @@ -28,7 +28,6 @@ import org.apache.spark._ * of them will be combined together, showed in one line. */ private[spark] class ConsoleProgressBar(sc: SparkContext) extends Logging { - // Carrige return val CR = '\r' // Update period of progress bar, in milliseconds @@ -121,4 +120,10 @@ private[spark] class ConsoleProgressBar(sc: SparkContext) extends Logging { clear() lastFinishTime = System.currentTimeMillis() } + + /** + * Tear down the timer thread. The timer thread is a GC root, and it retains the entire + * SparkContext if it's not terminated. + */ + def stop(): Unit = timer.cancel() } |