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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.SparkFunSuite
/**
* Test various functionalities in StorageUtils and StorageStatus.
*/
class StorageSuite extends SparkFunSuite {
private val memAndDisk = StorageLevel.MEMORY_AND_DISK
// For testing add, update, and remove (for non-RDD blocks)
private def storageStatus1: StorageStatus = {
val status = new StorageStatus(BlockManagerId("big", "dog", 1), 1000L)
assert(status.blocks.isEmpty)
assert(status.rddBlocks.isEmpty)
assert(status.memUsed === 0L)
assert(status.memRemaining === 1000L)
assert(status.diskUsed === 0L)
status.addBlock(TestBlockId("foo"), BlockStatus(memAndDisk, 10L, 20L))
status.addBlock(TestBlockId("fee"), BlockStatus(memAndDisk, 10L, 20L))
status.addBlock(TestBlockId("faa"), BlockStatus(memAndDisk, 10L, 20L))
status
}
test("storage status add non-RDD blocks") {
val status = storageStatus1
assert(status.blocks.size === 3)
assert(status.blocks.contains(TestBlockId("foo")))
assert(status.blocks.contains(TestBlockId("fee")))
assert(status.blocks.contains(TestBlockId("faa")))
assert(status.rddBlocks.isEmpty)
assert(status.memUsed === 30L)
assert(status.memRemaining === 970L)
assert(status.diskUsed === 60L)
}
test("storage status update non-RDD blocks") {
val status = storageStatus1
status.updateBlock(TestBlockId("foo"), BlockStatus(memAndDisk, 50L, 100L))
status.updateBlock(TestBlockId("fee"), BlockStatus(memAndDisk, 100L, 20L))
assert(status.blocks.size === 3)
assert(status.memUsed === 160L)
assert(status.memRemaining === 840L)
assert(status.diskUsed === 140L)
}
test("storage status remove non-RDD blocks") {
val status = storageStatus1
status.removeBlock(TestBlockId("foo"))
status.removeBlock(TestBlockId("faa"))
assert(status.blocks.size === 1)
assert(status.blocks.contains(TestBlockId("fee")))
assert(status.memUsed === 10L)
assert(status.memRemaining === 990L)
assert(status.diskUsed === 20L)
}
// For testing add, update, remove, get, and contains etc. for both RDD and non-RDD blocks
private def storageStatus2: StorageStatus = {
val status = new StorageStatus(BlockManagerId("big", "dog", 1), 1000L)
assert(status.rddBlocks.isEmpty)
status.addBlock(TestBlockId("dan"), BlockStatus(memAndDisk, 10L, 20L))
status.addBlock(TestBlockId("man"), BlockStatus(memAndDisk, 10L, 20L))
status.addBlock(RDDBlockId(0, 0), BlockStatus(memAndDisk, 10L, 20L))
status.addBlock(RDDBlockId(1, 1), BlockStatus(memAndDisk, 100L, 200L))
status.addBlock(RDDBlockId(2, 2), BlockStatus(memAndDisk, 10L, 20L))
status.addBlock(RDDBlockId(2, 3), BlockStatus(memAndDisk, 10L, 20L))
status.addBlock(RDDBlockId(2, 4), BlockStatus(memAndDisk, 10L, 40L))
status
}
test("storage status add RDD blocks") {
val status = storageStatus2
assert(status.blocks.size === 7)
assert(status.rddBlocks.size === 5)
assert(status.rddBlocks.contains(RDDBlockId(0, 0)))
assert(status.rddBlocks.contains(RDDBlockId(1, 1)))
assert(status.rddBlocks.contains(RDDBlockId(2, 2)))
assert(status.rddBlocks.contains(RDDBlockId(2, 3)))
assert(status.rddBlocks.contains(RDDBlockId(2, 4)))
assert(status.rddBlocksById(0).size === 1)
assert(status.rddBlocksById(0).contains(RDDBlockId(0, 0)))
assert(status.rddBlocksById(1).size === 1)
assert(status.rddBlocksById(1).contains(RDDBlockId(1, 1)))
assert(status.rddBlocksById(2).size === 3)
assert(status.rddBlocksById(2).contains(RDDBlockId(2, 2)))
assert(status.rddBlocksById(2).contains(RDDBlockId(2, 3)))
assert(status.rddBlocksById(2).contains(RDDBlockId(2, 4)))
assert(status.memUsedByRdd(0) === 10L)
assert(status.memUsedByRdd(1) === 100L)
assert(status.memUsedByRdd(2) === 30L)
assert(status.diskUsedByRdd(0) === 20L)
assert(status.diskUsedByRdd(1) === 200L)
assert(status.diskUsedByRdd(2) === 80L)
assert(status.rddStorageLevel(0) === Some(memAndDisk))
assert(status.rddStorageLevel(1) === Some(memAndDisk))
assert(status.rddStorageLevel(2) === Some(memAndDisk))
// Verify default values for RDDs that don't exist
assert(status.rddBlocksById(10).isEmpty)
assert(status.memUsedByRdd(10) === 0L)
assert(status.diskUsedByRdd(10) === 0L)
assert(status.rddStorageLevel(10) === None)
}
test("storage status update RDD blocks") {
val status = storageStatus2
status.updateBlock(TestBlockId("dan"), BlockStatus(memAndDisk, 5000L, 0L))
status.updateBlock(RDDBlockId(0, 0), BlockStatus(memAndDisk, 0L, 0L))
status.updateBlock(RDDBlockId(2, 2), BlockStatus(memAndDisk, 0L, 1000L))
assert(status.blocks.size === 7)
assert(status.rddBlocks.size === 5)
assert(status.rddBlocksById(0).size === 1)
assert(status.rddBlocksById(1).size === 1)
assert(status.rddBlocksById(2).size === 3)
assert(status.memUsedByRdd(0) === 0L)
assert(status.memUsedByRdd(1) === 100L)
assert(status.memUsedByRdd(2) === 20L)
assert(status.diskUsedByRdd(0) === 0L)
assert(status.diskUsedByRdd(1) === 200L)
assert(status.diskUsedByRdd(2) === 1060L)
}
test("storage status remove RDD blocks") {
val status = storageStatus2
status.removeBlock(TestBlockId("man"))
status.removeBlock(RDDBlockId(1, 1))
status.removeBlock(RDDBlockId(2, 2))
status.removeBlock(RDDBlockId(2, 4))
assert(status.blocks.size === 3)
assert(status.rddBlocks.size === 2)
assert(status.rddBlocks.contains(RDDBlockId(0, 0)))
assert(status.rddBlocks.contains(RDDBlockId(2, 3)))
assert(status.rddBlocksById(0).size === 1)
assert(status.rddBlocksById(0).contains(RDDBlockId(0, 0)))
assert(status.rddBlocksById(1).size === 0)
assert(status.rddBlocksById(2).size === 1)
assert(status.rddBlocksById(2).contains(RDDBlockId(2, 3)))
assert(status.memUsedByRdd(0) === 10L)
assert(status.memUsedByRdd(1) === 0L)
assert(status.memUsedByRdd(2) === 10L)
assert(status.diskUsedByRdd(0) === 20L)
assert(status.diskUsedByRdd(1) === 0L)
assert(status.diskUsedByRdd(2) === 20L)
}
test("storage status containsBlock") {
val status = storageStatus2
// blocks that actually exist
assert(status.blocks.contains(TestBlockId("dan")) === status.containsBlock(TestBlockId("dan")))
assert(status.blocks.contains(TestBlockId("man")) === status.containsBlock(TestBlockId("man")))
assert(status.blocks.contains(RDDBlockId(0, 0)) === status.containsBlock(RDDBlockId(0, 0)))
assert(status.blocks.contains(RDDBlockId(1, 1)) === status.containsBlock(RDDBlockId(1, 1)))
assert(status.blocks.contains(RDDBlockId(2, 2)) === status.containsBlock(RDDBlockId(2, 2)))
assert(status.blocks.contains(RDDBlockId(2, 3)) === status.containsBlock(RDDBlockId(2, 3)))
assert(status.blocks.contains(RDDBlockId(2, 4)) === status.containsBlock(RDDBlockId(2, 4)))
// blocks that don't exist
assert(status.blocks.contains(TestBlockId("fan")) === status.containsBlock(TestBlockId("fan")))
assert(status.blocks.contains(RDDBlockId(100, 0)) === status.containsBlock(RDDBlockId(100, 0)))
}
test("storage status getBlock") {
val status = storageStatus2
// blocks that actually exist
assert(status.blocks.get(TestBlockId("dan")) === status.getBlock(TestBlockId("dan")))
assert(status.blocks.get(TestBlockId("man")) === status.getBlock(TestBlockId("man")))
assert(status.blocks.get(RDDBlockId(0, 0)) === status.getBlock(RDDBlockId(0, 0)))
assert(status.blocks.get(RDDBlockId(1, 1)) === status.getBlock(RDDBlockId(1, 1)))
assert(status.blocks.get(RDDBlockId(2, 2)) === status.getBlock(RDDBlockId(2, 2)))
assert(status.blocks.get(RDDBlockId(2, 3)) === status.getBlock(RDDBlockId(2, 3)))
assert(status.blocks.get(RDDBlockId(2, 4)) === status.getBlock(RDDBlockId(2, 4)))
// blocks that don't exist
assert(status.blocks.get(TestBlockId("fan")) === status.getBlock(TestBlockId("fan")))
assert(status.blocks.get(RDDBlockId(100, 0)) === status.getBlock(RDDBlockId(100, 0)))
}
test("storage status num[Rdd]Blocks") {
val status = storageStatus2
assert(status.blocks.size === status.numBlocks)
assert(status.rddBlocks.size === status.numRddBlocks)
status.addBlock(TestBlockId("Foo"), BlockStatus(memAndDisk, 0L, 0L))
status.addBlock(RDDBlockId(4, 4), BlockStatus(memAndDisk, 0L, 0L))
status.addBlock(RDDBlockId(4, 8), BlockStatus(memAndDisk, 0L, 0L))
assert(status.blocks.size === status.numBlocks)
assert(status.rddBlocks.size === status.numRddBlocks)
assert(status.rddBlocksById(4).size === status.numRddBlocksById(4))
assert(status.rddBlocksById(10).size === status.numRddBlocksById(10))
status.updateBlock(TestBlockId("Foo"), BlockStatus(memAndDisk, 0L, 10L))
status.updateBlock(RDDBlockId(4, 0), BlockStatus(memAndDisk, 0L, 0L))
status.updateBlock(RDDBlockId(4, 8), BlockStatus(memAndDisk, 0L, 0L))
status.updateBlock(RDDBlockId(10, 10), BlockStatus(memAndDisk, 0L, 0L))
assert(status.blocks.size === status.numBlocks)
assert(status.rddBlocks.size === status.numRddBlocks)
assert(status.rddBlocksById(4).size === status.numRddBlocksById(4))
assert(status.rddBlocksById(10).size === status.numRddBlocksById(10))
assert(status.rddBlocksById(100).size === status.numRddBlocksById(100))
status.removeBlock(RDDBlockId(4, 0))
status.removeBlock(RDDBlockId(10, 10))
assert(status.blocks.size === status.numBlocks)
assert(status.rddBlocks.size === status.numRddBlocks)
assert(status.rddBlocksById(4).size === status.numRddBlocksById(4))
assert(status.rddBlocksById(10).size === status.numRddBlocksById(10))
// remove a block that doesn't exist
status.removeBlock(RDDBlockId(1000, 999))
assert(status.blocks.size === status.numBlocks)
assert(status.rddBlocks.size === status.numRddBlocks)
assert(status.rddBlocksById(4).size === status.numRddBlocksById(4))
assert(status.rddBlocksById(10).size === status.numRddBlocksById(10))
assert(status.rddBlocksById(1000).size === status.numRddBlocksById(1000))
}
test("storage status memUsed, diskUsed, externalBlockStoreUsed") {
val status = storageStatus2
def actualMemUsed: Long = status.blocks.values.map(_.memSize).sum
def actualDiskUsed: Long = status.blocks.values.map(_.diskSize).sum
assert(status.memUsed === actualMemUsed)
assert(status.diskUsed === actualDiskUsed)
status.addBlock(TestBlockId("fire"), BlockStatus(memAndDisk, 4000L, 5000L))
status.addBlock(TestBlockId("wire"), BlockStatus(memAndDisk, 400L, 500L))
status.addBlock(RDDBlockId(25, 25), BlockStatus(memAndDisk, 40L, 50L))
assert(status.memUsed === actualMemUsed)
assert(status.diskUsed === actualDiskUsed)
status.updateBlock(TestBlockId("dan"), BlockStatus(memAndDisk, 4L, 5L))
status.updateBlock(RDDBlockId(0, 0), BlockStatus(memAndDisk, 4L, 5L))
status.updateBlock(RDDBlockId(1, 1), BlockStatus(memAndDisk, 4L, 5L))
assert(status.memUsed === actualMemUsed)
assert(status.diskUsed === actualDiskUsed)
status.removeBlock(TestBlockId("fire"))
status.removeBlock(TestBlockId("man"))
status.removeBlock(RDDBlockId(2, 2))
status.removeBlock(RDDBlockId(2, 3))
assert(status.memUsed === actualMemUsed)
assert(status.diskUsed === actualDiskUsed)
}
// For testing StorageUtils.updateRddInfo and StorageUtils.getRddBlockLocations
private def stockStorageStatuses: Seq[StorageStatus] = {
val status1 = new StorageStatus(BlockManagerId("big", "dog", 1), 1000L)
val status2 = new StorageStatus(BlockManagerId("fat", "duck", 2), 2000L)
val status3 = new StorageStatus(BlockManagerId("fat", "cat", 3), 3000L)
status1.addBlock(RDDBlockId(0, 0), BlockStatus(memAndDisk, 1L, 2L))
status1.addBlock(RDDBlockId(0, 1), BlockStatus(memAndDisk, 1L, 2L))
status2.addBlock(RDDBlockId(0, 2), BlockStatus(memAndDisk, 1L, 2L))
status2.addBlock(RDDBlockId(0, 3), BlockStatus(memAndDisk, 1L, 2L))
status2.addBlock(RDDBlockId(1, 0), BlockStatus(memAndDisk, 1L, 2L))
status2.addBlock(RDDBlockId(1, 1), BlockStatus(memAndDisk, 1L, 2L))
status3.addBlock(RDDBlockId(0, 4), BlockStatus(memAndDisk, 1L, 2L))
status3.addBlock(RDDBlockId(1, 2), BlockStatus(memAndDisk, 1L, 2L))
Seq(status1, status2, status3)
}
// For testing StorageUtils.updateRddInfo
private def stockRDDInfos: Seq[RDDInfo] = {
val info0 = new RDDInfo(0, "0", 10, memAndDisk, Seq(3))
val info1 = new RDDInfo(1, "1", 3, memAndDisk, Seq(4))
Seq(info0, info1)
}
test("StorageUtils.updateRddInfo") {
val storageStatuses = stockStorageStatuses
val rddInfos = stockRDDInfos
StorageUtils.updateRddInfo(rddInfos, storageStatuses)
assert(rddInfos(0).storageLevel === memAndDisk)
assert(rddInfos(0).numCachedPartitions === 5)
assert(rddInfos(0).memSize === 5L)
assert(rddInfos(0).diskSize === 10L)
assert(rddInfos(0).externalBlockStoreSize === 0L)
assert(rddInfos(1).storageLevel === memAndDisk)
assert(rddInfos(1).numCachedPartitions === 3)
assert(rddInfos(1).memSize === 3L)
assert(rddInfos(1).diskSize === 6L)
assert(rddInfos(1).externalBlockStoreSize === 0L)
}
test("StorageUtils.getRddBlockLocations") {
val storageStatuses = stockStorageStatuses
val blockLocations0 = StorageUtils.getRddBlockLocations(0, storageStatuses)
val blockLocations1 = StorageUtils.getRddBlockLocations(1, storageStatuses)
assert(blockLocations0.size === 5)
assert(blockLocations1.size === 3)
assert(blockLocations0.contains(RDDBlockId(0, 0)))
assert(blockLocations0.contains(RDDBlockId(0, 1)))
assert(blockLocations0.contains(RDDBlockId(0, 2)))
assert(blockLocations0.contains(RDDBlockId(0, 3)))
assert(blockLocations0.contains(RDDBlockId(0, 4)))
assert(blockLocations1.contains(RDDBlockId(1, 0)))
assert(blockLocations1.contains(RDDBlockId(1, 1)))
assert(blockLocations1.contains(RDDBlockId(1, 2)))
assert(blockLocations0(RDDBlockId(0, 0)) === Seq("dog:1"))
assert(blockLocations0(RDDBlockId(0, 1)) === Seq("dog:1"))
assert(blockLocations0(RDDBlockId(0, 2)) === Seq("duck:2"))
assert(blockLocations0(RDDBlockId(0, 3)) === Seq("duck:2"))
assert(blockLocations0(RDDBlockId(0, 4)) === Seq("cat:3"))
assert(blockLocations1(RDDBlockId(1, 0)) === Seq("duck:2"))
assert(blockLocations1(RDDBlockId(1, 1)) === Seq("duck:2"))
assert(blockLocations1(RDDBlockId(1, 2)) === Seq("cat:3"))
}
test("StorageUtils.getRddBlockLocations with multiple locations") {
val storageStatuses = stockStorageStatuses
storageStatuses(0).addBlock(RDDBlockId(1, 0), BlockStatus(memAndDisk, 1L, 2L))
storageStatuses(0).addBlock(RDDBlockId(0, 4), BlockStatus(memAndDisk, 1L, 2L))
storageStatuses(2).addBlock(RDDBlockId(0, 0), BlockStatus(memAndDisk, 1L, 2L))
val blockLocations0 = StorageUtils.getRddBlockLocations(0, storageStatuses)
val blockLocations1 = StorageUtils.getRddBlockLocations(1, storageStatuses)
assert(blockLocations0.size === 5)
assert(blockLocations1.size === 3)
assert(blockLocations0(RDDBlockId(0, 0)) === Seq("dog:1", "cat:3"))
assert(blockLocations0(RDDBlockId(0, 1)) === Seq("dog:1"))
assert(blockLocations0(RDDBlockId(0, 2)) === Seq("duck:2"))
assert(blockLocations0(RDDBlockId(0, 3)) === Seq("duck:2"))
assert(blockLocations0(RDDBlockId(0, 4)) === Seq("dog:1", "cat:3"))
assert(blockLocations1(RDDBlockId(1, 0)) === Seq("dog:1", "duck:2"))
assert(blockLocations1(RDDBlockId(1, 1)) === Seq("duck:2"))
assert(blockLocations1(RDDBlockId(1, 2)) === Seq("cat:3"))
}
}
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