| /** |
| * 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.hadoop.mapred.nativetask; |
| |
| import org.apache.hadoop.classification.InterfaceAudience; |
| |
| @InterfaceAudience.Private |
| public class Constants { |
| |
| public static final String MAP_SORT_CLASS = "map.sort.class"; |
| public static final String MAPRED_COMBINER_CLASS = "mapred.combiner.class"; |
| |
| public static final String NATIVE_LOG_DEVICE = "native.log.device"; |
| public static final String NATIVE_HADOOP_VERSION = "native.hadoop.version"; |
| |
| public static final String NATIVE_PROCESSOR_BUFFER_KB = "native.processor.buffer.kb"; |
| public static final int NATIVE_PROCESSOR_BUFFER_KB_DEFAULT = 64; |
| public static final int NATIVE_ASYNC_PROCESSOR_BUFFER_KB_DEFAULT = 1024; |
| |
| public static final String NATIVE_STATUS_UPDATE_INTERVAL = "native.update.interval"; |
| public static final int NATIVE_STATUS_UPDATE_INTERVAL_DEFVAL = 3000; |
| |
| public static final String SERIALIZATION_FRAMEWORK = "SerializationFramework"; |
| public static final int SIZEOF_PARTITION_LENGTH = 4; |
| public static final int SIZEOF_KEY_LENGTH = 4; |
| public static final int SIZEOF_VALUE_LENGTH = 4; |
| public static final int SIZEOF_KV_LENGTH = SIZEOF_KEY_LENGTH + SIZEOF_VALUE_LENGTH; |
| |
| public static final String NATIVE_CLASS_LIBRARY = "native.class.library"; |
| public static final String NATIVE_CLASS_LIBRARY_CUSTOM = "native.class.library.custom"; |
| public static final String NATIVE_CLASS_LIBRARY_BUILDIN = "native.class.library.buildin"; |
| public static final String NATIVE_MAPOUT_KEY_COMPARATOR = "native.map.output.key.comparator"; |
| } |
