| /** |
| * 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.mapreduce.server.tasktracker; |
| |
| import org.apache.hadoop.mapreduce.MRConfig; |
| |
| /** |
| * Place holder for TaskTracker server-level configuration. |
| * |
| * The keys should have "mapreduce.tasktracker." as the prefix |
| */ |
| |
| public interface TTConfig extends MRConfig { |
| |
| // Task-tracker configuration properties |
| public static final String TT_HEALTH_CHECKER_INTERVAL = |
| "mapreduce.tasktracker.healthchecker.interval"; |
| public static final String TT_HEALTH_CHECKER_SCRIPT_ARGS = |
| "mapreduce.tasktracker.healthchecker.script.args"; |
| public static final String TT_HEALTH_CHECKER_SCRIPT_PATH = |
| "mapreduce.tasktracker.healthchecker.script.path"; |
| public static final String TT_HEALTH_CHECKER_SCRIPT_TIMEOUT = |
| "mapreduce.tasktracker.healthchecker.script.timeout"; |
| public static final String TT_LOCAL_DIR_MINSPACE_KILL = |
| "mapreduce.tasktracker.local.dir.minspacekill"; |
| public static final String TT_LOCAL_DIR_MINSPACE_START = |
| "mapreduce.tasktracker.local.dir.minspacestart"; |
| public static final String TT_HTTP_ADDRESS = |
| "mapreduce.tasktracker.http.address"; |
| public static final String TT_REPORT_ADDRESS = |
| "mapreduce.tasktracker.report.address"; |
| public static final String TT_TASK_CONTROLLER = |
| "mapreduce.tasktracker.taskcontroller"; |
| public static final String TT_CONTENTION_TRACKING = |
| "mapreduce.tasktracker.contention.tracking"; |
| public static final String TT_STATIC_RESOLUTIONS = |
| "mapreduce.tasktracker.net.static.resolutions"; |
| public static final String TT_HTTP_THREADS = |
| "mapreduce.tasktracker.http.threads"; |
| public static final String TT_HOST_NAME = "mapreduce.tasktracker.host.name"; |
| public static final String TT_SLEEP_TIME_BEFORE_SIG_KILL = |
| "mapreduce.tasktracker.tasks.sleeptimebeforesigkill"; |
| public static final String TT_DNS_INTERFACE = |
| "mapreduce.tasktracker.dns.interface"; |
| public static final String TT_DNS_NAMESERVER = |
| "mapreduce.tasktracker.dns.nameserver"; |
| public static final String TT_MAX_TASK_COMPLETION_EVENTS_TO_POLL = |
| "mapreduce.tasktracker.events.batchsize"; |
| public static final String TT_INDEX_CACHE = |
| "mapreduce.tasktracker.indexcache.mb"; |
| public static final String TT_INSTRUMENTATION = |
| "mapreduce.tasktracker.instrumentation"; |
| public static final String TT_MAP_SLOTS = |
| "mapreduce.tasktracker.map.tasks.maximum"; |
| public static final String TT_MEMORY_CALCULATOR_PLUGIN = |
| "mapreduce.tasktracker.memorycalculatorplugin"; |
| public static final String TT_REDUCE_SLOTS = |
| "mapreduce.tasktracker.reduce.tasks.maximum"; |
| public static final String TT_MEMORY_MANAGER_MONITORING_INTERVAL = |
| "mapreduce.tasktracker.taskmemorymanager.monitoringinterval"; |
| public static final String TT_LOCAL_CACHE_SIZE = |
| "mapreduce.tasktracker.cache.local.size"; |
| |
| } |