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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.spark.storage
import org.apache.spark.{SparkConf, SparkFunSuite, Success}
import org.apache.spark.executor.TaskMetrics
import org.apache.spark.scheduler._
/**
* Test the behavior of StorageStatusListener in response to all relevant events.
*/
class StorageStatusListenerSuite extends SparkFunSuite {
private val bm1 = BlockManagerId("big", "dog", 1)
private val bm2 = BlockManagerId("fat", "duck", 2)
private val taskInfo1 = new TaskInfo(0, 0, 0, 0, "big", "dog", TaskLocality.ANY, false)
private val taskInfo2 = new TaskInfo(0, 0, 0, 0, "fat", "duck", TaskLocality.ANY, false)
private val conf = new SparkConf()
test("block manager added/removed") {
conf.set("spark.ui.retainedDeadExecutors", "1")
val listener = new StorageStatusListener(conf)
// Block manager add
assert(listener.executorIdToStorageStatus.size === 0)
listener.onBlockManagerAdded(SparkListenerBlockManagerAdded(1L, bm1, 1000L))
assert(listener.executorIdToStorageStatus.size === 1)
assert(listener.executorIdToStorageStatus.get("big").isDefined)
assert(listener.executorIdToStorageStatus("big").blockManagerId === bm1)
assert(listener.executorIdToStorageStatus("big").maxMem === 1000L)
assert(listener.executorIdToStorageStatus("big").numBlocks === 0)
listener.onBlockManagerAdded(SparkListenerBlockManagerAdded(1L, bm2, 2000L))
assert(listener.executorIdToStorageStatus.size === 2)
assert(listener.executorIdToStorageStatus.get("fat").isDefined)
assert(listener.executorIdToStorageStatus("fat").blockManagerId === bm2)
assert(listener.executorIdToStorageStatus("fat").maxMem === 2000L)
assert(listener.executorIdToStorageStatus("fat").numBlocks === 0)
// Block manager remove
listener.onBlockManagerRemoved(SparkListenerBlockManagerRemoved(1L, bm1))
assert(listener.executorIdToStorageStatus.size === 1)
assert(!listener.executorIdToStorageStatus.get("big").isDefined)
assert(listener.executorIdToStorageStatus.get("fat").isDefined)
assert(listener.deadExecutorStorageStatus.size === 1)
assert(listener.deadExecutorStorageStatus(0).blockManagerId.executorId.equals("big"))
listener.onBlockManagerRemoved(SparkListenerBlockManagerRemoved(1L, bm2))
assert(listener.executorIdToStorageStatus.size === 0)
assert(!listener.executorIdToStorageStatus.get("big").isDefined)
assert(!listener.executorIdToStorageStatus.get("fat").isDefined)
assert(listener.deadExecutorStorageStatus.size === 1)
assert(listener.deadExecutorStorageStatus(0).blockManagerId.executorId.equals("fat"))
}
test("task end without updated blocks") {
val listener = new StorageStatusListener(conf)
listener.onBlockManagerAdded(SparkListenerBlockManagerAdded(1L, bm1, 1000L))
listener.onBlockManagerAdded(SparkListenerBlockManagerAdded(1L, bm2, 2000L))
val taskMetrics = new TaskMetrics
// Task end with no updated blocks
assert(listener.executorIdToStorageStatus("big").numBlocks === 0)
assert(listener.executorIdToStorageStatus("fat").numBlocks === 0)
listener.onTaskEnd(SparkListenerTaskEnd(1, 0, "obliteration", Success, taskInfo1, taskMetrics))
assert(listener.executorIdToStorageStatus("big").numBlocks === 0)
assert(listener.executorIdToStorageStatus("fat").numBlocks === 0)
listener.onTaskEnd(SparkListenerTaskEnd(1, 0, "obliteration", Success, taskInfo2, taskMetrics))
assert(listener.executorIdToStorageStatus("big").numBlocks === 0)
assert(listener.executorIdToStorageStatus("fat").numBlocks === 0)
}
test("task end with updated blocks") {
val listener = new StorageStatusListener(conf)
listener.onBlockManagerAdded(SparkListenerBlockManagerAdded(1L, bm1, 1000L))
listener.onBlockManagerAdded(SparkListenerBlockManagerAdded(1L, bm2, 2000L))
val taskMetrics1 = new TaskMetrics
val taskMetrics2 = new TaskMetrics
val block1 = (RDDBlockId(1, 1), BlockStatus(StorageLevel.DISK_ONLY, 0L, 100L))
val block2 = (RDDBlockId(1, 2), BlockStatus(StorageLevel.DISK_ONLY, 0L, 200L))
val block3 = (RDDBlockId(4, 0), BlockStatus(StorageLevel.DISK_ONLY, 0L, 300L))
taskMetrics1.setUpdatedBlockStatuses(Seq(block1, block2))
taskMetrics2.setUpdatedBlockStatuses(Seq(block3))
// Task end with new blocks
assert(listener.executorIdToStorageStatus("big").numBlocks === 0)
assert(listener.executorIdToStorageStatus("fat").numBlocks === 0)
listener.onTaskEnd(SparkListenerTaskEnd(1, 0, "obliteration", Success, taskInfo1, taskMetrics1))
assert(listener.executorIdToStorageStatus("big").numBlocks === 2)
assert(listener.executorIdToStorageStatus("fat").numBlocks === 0)
assert(listener.executorIdToStorageStatus("big").containsBlock(RDDBlockId(1, 1)))
assert(listener.executorIdToStorageStatus("big").containsBlock(RDDBlockId(1, 2)))
assert(listener.executorIdToStorageStatus("fat").numBlocks === 0)
listener.onTaskEnd(SparkListenerTaskEnd(1, 0, "obliteration", Success, taskInfo2, taskMetrics2))
assert(listener.executorIdToStorageStatus("big").numBlocks === 2)
assert(listener.executorIdToStorageStatus("fat").numBlocks === 1)
assert(listener.executorIdToStorageStatus("big").containsBlock(RDDBlockId(1, 1)))
assert(listener.executorIdToStorageStatus("big").containsBlock(RDDBlockId(1, 2)))
assert(listener.executorIdToStorageStatus("fat").containsBlock(RDDBlockId(4, 0)))
// Task end with dropped blocks
val droppedBlock1 = (RDDBlockId(1, 1), BlockStatus(StorageLevel.NONE, 0L, 0L))
val droppedBlock2 = (RDDBlockId(1, 2), BlockStatus(StorageLevel.NONE, 0L, 0L))
val droppedBlock3 = (RDDBlockId(4, 0), BlockStatus(StorageLevel.NONE, 0L, 0L))
taskMetrics1.setUpdatedBlockStatuses(Seq(droppedBlock1, droppedBlock3))
taskMetrics2.setUpdatedBlockStatuses(Seq(droppedBlock2, droppedBlock3))
listener.onTaskEnd(SparkListenerTaskEnd(1, 0, "obliteration", Success, taskInfo1, taskMetrics1))
assert(listener.executorIdToStorageStatus("big").numBlocks === 1)
assert(listener.executorIdToStorageStatus("fat").numBlocks === 1)
assert(!listener.executorIdToStorageStatus("big").containsBlock(RDDBlockId(1, 1)))
assert(listener.executorIdToStorageStatus("big").containsBlock(RDDBlockId(1, 2)))
assert(listener.executorIdToStorageStatus("fat").containsBlock(RDDBlockId(4, 0)))
listener.onTaskEnd(SparkListenerTaskEnd(1, 0, "obliteration", Success, taskInfo2, taskMetrics2))
assert(listener.executorIdToStorageStatus("big").numBlocks === 1)
assert(listener.executorIdToStorageStatus("fat").numBlocks === 0)
assert(!listener.executorIdToStorageStatus("big").containsBlock(RDDBlockId(1, 1)))
assert(listener.executorIdToStorageStatus("big").containsBlock(RDDBlockId(1, 2)))
assert(listener.executorIdToStorageStatus("fat").numBlocks === 0)
}
test("unpersist RDD") {
val listener = new StorageStatusListener(conf)
listener.onBlockManagerAdded(SparkListenerBlockManagerAdded(1L, bm1, 1000L))
val taskMetrics1 = new TaskMetrics
val taskMetrics2 = new TaskMetrics
val block1 = (RDDBlockId(1, 1), BlockStatus(StorageLevel.DISK_ONLY, 0L, 100L))
val block2 = (RDDBlockId(1, 2), BlockStatus(StorageLevel.DISK_ONLY, 0L, 200L))
val block3 = (RDDBlockId(4, 0), BlockStatus(StorageLevel.DISK_ONLY, 0L, 300L))
taskMetrics1.setUpdatedBlockStatuses(Seq(block1, block2))
taskMetrics2.setUpdatedBlockStatuses(Seq(block3))
listener.onTaskEnd(SparkListenerTaskEnd(1, 0, "obliteration", Success, taskInfo1, taskMetrics1))
listener.onTaskEnd(SparkListenerTaskEnd(1, 0, "obliteration", Success, taskInfo1, taskMetrics2))
assert(listener.executorIdToStorageStatus("big").numBlocks === 3)
// Unpersist RDD
listener.onUnpersistRDD(SparkListenerUnpersistRDD(9090))
assert(listener.executorIdToStorageStatus("big").numBlocks === 3)
listener.onUnpersistRDD(SparkListenerUnpersistRDD(4))
assert(listener.executorIdToStorageStatus("big").numBlocks === 2)
assert(listener.executorIdToStorageStatus("big").containsBlock(RDDBlockId(1, 1)))
assert(listener.executorIdToStorageStatus("big").containsBlock(RDDBlockId(1, 2)))
listener.onUnpersistRDD(SparkListenerUnpersistRDD(1))
assert(listener.executorIdToStorageStatus("big").numBlocks === 0)
}
}
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