| /* |
| * 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.iotdb.db.utils.datastructure; |
| |
| import org.apache.iotdb.db.conf.IoTDBConfig; |
| import org.apache.iotdb.db.conf.IoTDBDescriptor; |
| import org.apache.iotdb.db.storageengine.rescon.memory.PrimitiveArrayManager; |
| import org.apache.iotdb.tsfile.file.metadata.enums.TSDataType; |
| import org.apache.iotdb.tsfile.utils.Binary; |
| |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| import static org.apache.iotdb.db.storageengine.rescon.memory.PrimitiveArrayManager.ARRAY_SIZE; |
| |
| public class PrimitiveArrayManagerTest { |
| private IoTDBConfig config = IoTDBDescriptor.getInstance().getConfig(); |
| |
| @Test |
| public void testGetArrayRowCount() { |
| |
| Assert.assertEquals(1224827, PrimitiveArrayManager.getArrayRowCount(1224826 * ARRAY_SIZE + 1)); |
| |
| Assert.assertEquals(1224826, PrimitiveArrayManager.getArrayRowCount(1224826 * ARRAY_SIZE)); |
| |
| Assert.assertEquals(1, PrimitiveArrayManager.getArrayRowCount(ARRAY_SIZE)); |
| |
| Assert.assertEquals(1, PrimitiveArrayManager.getArrayRowCount(ARRAY_SIZE - 1)); |
| |
| Assert.assertEquals(2, PrimitiveArrayManager.getArrayRowCount(ARRAY_SIZE + 1)); |
| } |
| |
| @Test |
| public void testUpdateLimits() { |
| double AMPLIFICATION_FACTOR = 1.5; |
| |
| /** threshold total size of arrays for all data types */ |
| double POOLED_ARRAYS_MEMORY_THRESHOLD = |
| config.getAllocateMemoryForStorageEngine() |
| * config.getBufferedArraysMemoryProportion() |
| / AMPLIFICATION_FACTOR; |
| // LIMITS should be updated if (TOTAL_ALLOCATION_REQUEST_COUNT.get() > limitUpdateThreshold) |
| int totalDataTypeSize = 0; |
| for (TSDataType dataType : TSDataType.values()) { |
| // VECTOR and UNKNOWN are ignored |
| if (dataType.equals(TSDataType.VECTOR) || dataType.equals(TSDataType.UNKNOWN)) { |
| continue; |
| } |
| totalDataTypeSize += dataType.getDataTypeSize(); |
| } |
| |
| double limit = POOLED_ARRAYS_MEMORY_THRESHOLD / ARRAY_SIZE / totalDataTypeSize; |
| for (int i = 0; i < limit + 1; i++) { |
| for (TSDataType type : TSDataType.values()) { |
| if (type.equals(TSDataType.VECTOR) || type.equals(TSDataType.UNKNOWN)) { |
| continue; |
| } |
| Object o = PrimitiveArrayManager.allocate(type); |
| switch (type) { |
| case BOOLEAN: |
| Assert.assertTrue(o instanceof boolean[]); |
| Assert.assertEquals(ARRAY_SIZE, ((boolean[]) o).length); |
| break; |
| case INT32: |
| Assert.assertTrue(o instanceof int[]); |
| Assert.assertEquals(ARRAY_SIZE, ((int[]) o).length); |
| break; |
| case INT64: |
| Assert.assertTrue(o instanceof long[]); |
| Assert.assertEquals(ARRAY_SIZE, ((long[]) o).length); |
| break; |
| case FLOAT: |
| Assert.assertTrue(o instanceof float[]); |
| Assert.assertEquals(ARRAY_SIZE, ((float[]) o).length); |
| break; |
| case DOUBLE: |
| Assert.assertTrue(o instanceof double[]); |
| Assert.assertEquals(ARRAY_SIZE, ((double[]) o).length); |
| break; |
| case TEXT: |
| Assert.assertTrue(o instanceof Binary[]); |
| Assert.assertEquals(ARRAY_SIZE, ((Binary[]) o).length); |
| break; |
| } |
| } |
| } |
| } |
| } |