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author | Josh Rosen <joshrosen@databricks.com> | 2016-01-13 21:02:54 -0800 |
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committer | Reynold Xin <rxin@databricks.com> | 2016-01-13 21:02:54 -0800 |
commit | e2ae7bd046f6d8d6a375c2e81e5a51d7d78ca984 (patch) | |
tree | 1a8f377d53cdfc3f91f52d8085fb011e6a12f20d /core | |
parent | 20d8ef858af6e13db59df118b562ea33cba5464d (diff) | |
download | spark-e2ae7bd046f6d8d6a375c2e81e5a51d7d78ca984.tar.gz spark-e2ae7bd046f6d8d6a375c2e81e5a51d7d78ca984.tar.bz2 spark-e2ae7bd046f6d8d6a375c2e81e5a51d7d78ca984.zip |
[SPARK-12819] Deprecate TaskContext.isRunningLocally()
We've already removed local execution but didn't deprecate `TaskContext.isRunningLocally()`; we should deprecate it for 2.0.
Author: Josh Rosen <joshrosen@databricks.com>
Closes #10751 from JoshRosen/remove-local-exec-from-taskcontext.
Diffstat (limited to 'core')
5 files changed, 4 insertions, 19 deletions
diff --git a/core/src/main/scala/org/apache/spark/CacheManager.scala b/core/src/main/scala/org/apache/spark/CacheManager.scala index 4d20c73693..36b536e89c 100644 --- a/core/src/main/scala/org/apache/spark/CacheManager.scala +++ b/core/src/main/scala/org/apache/spark/CacheManager.scala @@ -68,11 +68,6 @@ private[spark] class CacheManager(blockManager: BlockManager) extends Logging { logInfo(s"Partition $key not found, computing it") val computedValues = rdd.computeOrReadCheckpoint(partition, context) - // If the task is running locally, do not persist the result - if (context.isRunningLocally) { - return computedValues - } - // Otherwise, cache the values and keep track of any updates in block statuses val updatedBlocks = new ArrayBuffer[(BlockId, BlockStatus)] val cachedValues = putInBlockManager(key, computedValues, storageLevel, updatedBlocks) diff --git a/core/src/main/scala/org/apache/spark/TaskContext.scala b/core/src/main/scala/org/apache/spark/TaskContext.scala index e25ed0fdd7..7704abc134 100644 --- a/core/src/main/scala/org/apache/spark/TaskContext.scala +++ b/core/src/main/scala/org/apache/spark/TaskContext.scala @@ -97,8 +97,9 @@ abstract class TaskContext extends Serializable { /** * Returns true if the task is running locally in the driver program. - * @return + * @return false */ + @deprecated("Local execution was removed, so this always returns false", "2.0.0") def isRunningLocally(): Boolean /** diff --git a/core/src/main/scala/org/apache/spark/TaskContextImpl.scala b/core/src/main/scala/org/apache/spark/TaskContextImpl.scala index 6c49363099..94ff884b74 100644 --- a/core/src/main/scala/org/apache/spark/TaskContextImpl.scala +++ b/core/src/main/scala/org/apache/spark/TaskContextImpl.scala @@ -33,7 +33,6 @@ private[spark] class TaskContextImpl( override val taskMemoryManager: TaskMemoryManager, @transient private val metricsSystem: MetricsSystem, internalAccumulators: Seq[Accumulator[Long]], - val runningLocally: Boolean = false, val taskMetrics: TaskMetrics = TaskMetrics.empty) extends TaskContext with Logging { @@ -85,7 +84,7 @@ private[spark] class TaskContextImpl( override def isCompleted(): Boolean = completed - override def isRunningLocally(): Boolean = runningLocally + override def isRunningLocally(): Boolean = false override def isInterrupted(): Boolean = interrupted diff --git a/core/src/main/scala/org/apache/spark/scheduler/Task.scala b/core/src/main/scala/org/apache/spark/scheduler/Task.scala index 0379ca2af6..fca57928ec 100644 --- a/core/src/main/scala/org/apache/spark/scheduler/Task.scala +++ b/core/src/main/scala/org/apache/spark/scheduler/Task.scala @@ -74,8 +74,7 @@ private[spark] abstract class Task[T]( attemptNumber, taskMemoryManager, metricsSystem, - internalAccumulators, - runningLocally = false) + internalAccumulators) TaskContext.setTaskContext(context) context.taskMetrics.setHostname(Utils.localHostName()) context.taskMetrics.setAccumulatorsUpdater(context.collectInternalAccumulators) diff --git a/core/src/test/scala/org/apache/spark/CacheManagerSuite.scala b/core/src/test/scala/org/apache/spark/CacheManagerSuite.scala index cb8bd04e49..30aa94c8a5 100644 --- a/core/src/test/scala/org/apache/spark/CacheManagerSuite.scala +++ b/core/src/test/scala/org/apache/spark/CacheManagerSuite.scala @@ -82,15 +82,6 @@ class CacheManagerSuite extends SparkFunSuite with LocalSparkContext with Before assert(value.toList === List(5, 6, 7)) } - test("get uncached local rdd") { - // Local computation should not persist the resulting value, so don't expect a put(). - when(blockManager.get(RDDBlockId(0, 0))).thenReturn(None) - - val context = new TaskContextImpl(0, 0, 0, 0, null, null, Seq.empty, runningLocally = true) - val value = cacheManager.getOrCompute(rdd, split, context, StorageLevel.MEMORY_ONLY) - assert(value.toList === List(1, 2, 3, 4)) - } - test("verify task metrics updated correctly") { cacheManager = sc.env.cacheManager val context = TaskContext.empty() |