| /* |
| * 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.drill.exec.util; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import org.apache.drill.exec.ExecConstants; |
| import org.apache.drill.exec.server.options.OptionManager; |
| import org.apache.drill.test.BaseDirTestWatcher; |
| import org.apache.drill.test.DrillTest; |
| import org.apache.drill.test.OperatorFixture; |
| import org.junit.Rule; |
| import org.junit.Test; |
| |
| public class TestQueryMemoryAlloc extends DrillTest { |
| |
| public static final long ONE_MB = 1024 * 1024; |
| public static final long ONE_GB = 1024L * ONE_MB; |
| |
| @Rule |
| public final BaseDirTestWatcher dirTestWatcher = new BaseDirTestWatcher(); |
| |
| @Test |
| public void testDefaultOptions() throws Exception { |
| OperatorFixture.Builder builder = OperatorFixture.builder(dirTestWatcher); |
| builder.systemOption(ExecConstants.PERCENT_MEMORY_PER_QUERY_KEY, 0.05); |
| builder.systemOption(ExecConstants.MAX_QUERY_MEMORY_PER_NODE_KEY, 2 * ONE_GB); |
| |
| try (OperatorFixture fixture = builder.build()) { |
| final OptionManager optionManager = fixture.getOptionManager(); |
| |
| optionManager.setLocalOption(ExecConstants.PERCENT_MEMORY_PER_QUERY_KEY, 0.05); |
| optionManager.setLocalOption(ExecConstants.MAX_QUERY_MEMORY_PER_NODE_KEY, 2 * ONE_GB); |
| |
| // Out-of-box memory, use query memory per node as floor. |
| long mem = MemoryAllocationUtilities.computeQueryMemory(fixture.config(), optionManager, 8 * ONE_GB); |
| assertEquals(2 * ONE_GB, mem); |
| |
| // Up to 40 GB, query memory dominates. |
| |
| mem = MemoryAllocationUtilities.computeQueryMemory(fixture.config(), optionManager, 40 * ONE_GB); |
| assertEquals(2 * ONE_GB, mem); |
| |
| // After 40 GB, the percent dominates |
| |
| mem = MemoryAllocationUtilities.computeQueryMemory(fixture.config(), optionManager, 100 * ONE_GB); |
| assertEquals(5 * ONE_GB, mem); |
| } |
| } |
| |
| @Test |
| public void testCustomFloor() throws Exception { |
| OperatorFixture.Builder builder = OperatorFixture.builder(dirTestWatcher); |
| builder.systemOption(ExecConstants.PERCENT_MEMORY_PER_QUERY_KEY, 0.05); |
| builder.systemOption(ExecConstants.MAX_QUERY_MEMORY_PER_NODE_KEY, 3 * ONE_GB); |
| |
| try (OperatorFixture fixture = builder.build()) { |
| final OptionManager optionManager = fixture.getOptionManager(); |
| |
| optionManager.setLocalOption(ExecConstants.PERCENT_MEMORY_PER_QUERY_KEY, 0.05); |
| optionManager.setLocalOption(ExecConstants.MAX_QUERY_MEMORY_PER_NODE_KEY, 3 * ONE_GB); |
| |
| // Out-of-box memory, use query memory per node as floor. |
| long mem = MemoryAllocationUtilities.computeQueryMemory(fixture.config(), optionManager, 8 * ONE_GB); |
| assertEquals(3 * ONE_GB, mem); |
| |
| // Up to 60 GB, query memory dominates. |
| |
| mem = MemoryAllocationUtilities.computeQueryMemory(fixture.config(), optionManager, 60 * ONE_GB); |
| assertEquals(3 * ONE_GB, mem); |
| |
| // After 60 GB, the percent dominates |
| |
| mem = MemoryAllocationUtilities.computeQueryMemory(fixture.config(), optionManager, 100 * ONE_GB); |
| assertEquals(5 * ONE_GB, mem); |
| } |
| } |
| |
| @Test |
| public void testCustomPercent() throws Exception { |
| OperatorFixture.Builder builder = OperatorFixture.builder(dirTestWatcher); |
| builder.systemOption(ExecConstants.PERCENT_MEMORY_PER_QUERY_KEY, 0.10); |
| builder.systemOption(ExecConstants.MAX_QUERY_MEMORY_PER_NODE_KEY, 2 * ONE_GB); |
| |
| try (OperatorFixture fixture = builder.build()) { |
| final OptionManager optionManager = fixture.getOptionManager(); |
| |
| optionManager.setLocalOption(ExecConstants.PERCENT_MEMORY_PER_QUERY_KEY, 0.10); |
| optionManager.setLocalOption(ExecConstants.MAX_QUERY_MEMORY_PER_NODE_KEY, 2 * ONE_GB); |
| |
| // Out-of-box memory, use query memory per node as floor. |
| |
| long mem = MemoryAllocationUtilities.computeQueryMemory(fixture.config(), optionManager, 8 * ONE_GB); |
| assertEquals(2 * ONE_GB, mem); |
| |
| // Up to 20 GB, query memory dominates. |
| |
| mem = MemoryAllocationUtilities.computeQueryMemory(fixture.config(), optionManager, 20 * ONE_GB); |
| assertEquals(2 * ONE_GB, mem); |
| |
| // After 20 GB, the percent dominates |
| |
| mem = MemoryAllocationUtilities.computeQueryMemory(fixture.config(), optionManager, 30 * ONE_GB); |
| assertEquals(3 * ONE_GB, mem); |
| } |
| } |
| |
| /** |
| * Test with default options, various memory configs. |
| * Since we can't change the actual CPUs on this node, use an |
| * option to specify the number (rather than the usual 70% of |
| * actual cores.) |
| * |
| * @throws Exception |
| */ |
| |
| @Test |
| public void testOpMemory() throws Exception { |
| OperatorFixture.Builder builder = OperatorFixture.builder(dirTestWatcher); |
| builder.systemOption(ExecConstants.CPU_LOAD_AVERAGE_KEY, 0.7); |
| builder.systemOption(ExecConstants.MAX_WIDTH_PER_NODE_KEY, 10); |
| builder.systemOption(ExecConstants.MIN_MEMORY_PER_BUFFERED_OP_KEY, 40 * ONE_MB); |
| |
| try (OperatorFixture fixture = builder.build()) { |
| final OptionManager optionManager = fixture.getOptionManager(); |
| |
| optionManager.setLocalOption(ExecConstants.CPU_LOAD_AVERAGE_KEY, 0.7); |
| optionManager.setLocalOption(ExecConstants.MAX_WIDTH_PER_NODE_KEY, 10); |
| optionManager.setLocalOption(ExecConstants.MIN_MEMORY_PER_BUFFERED_OP_KEY, 40 * ONE_MB); |
| |
| // Enough memory to go above configured minimum. |
| |
| long opMinMem = MemoryAllocationUtilities.computeOperatorMemory(optionManager, 4 * ONE_GB, 2); |
| assertEquals(4 * ONE_GB / 10 / 2, opMinMem); |
| |
| // Too little memory per operator. Use configured minimum. |
| |
| opMinMem = MemoryAllocationUtilities.computeOperatorMemory(optionManager, ONE_GB, 100); |
| assertEquals(40 * ONE_MB, opMinMem); |
| } |
| } |
| } |