| /** |
| * 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; |
| |
| import org.apache.hadoop.classification.InterfaceAudience; |
| import org.apache.hadoop.classification.InterfaceStability; |
| |
| @InterfaceAudience.Private |
| @InterfaceStability.Evolving |
| public interface MRJobConfig { |
| |
| // Put all of the attribute names in here so that Job and JobContext are |
| // consistent. |
| public static final String INPUT_FORMAT_CLASS_ATTR = "mapreduce.job.inputformat.class"; |
| |
| public static final String MAP_CLASS_ATTR = "mapreduce.job.map.class"; |
| |
| public static final String COMBINE_CLASS_ATTR = "mapreduce.job.combine.class"; |
| |
| public static final String REDUCE_CLASS_ATTR = "mapreduce.job.reduce.class"; |
| |
| public static final String OUTPUT_FORMAT_CLASS_ATTR = "mapreduce.job.outputformat.class"; |
| |
| public static final String PARTITIONER_CLASS_ATTR = "mapreduce.job.partitioner.class"; |
| |
| public static final String SETUP_CLEANUP_NEEDED = "mapreduce.job.committer.setup.cleanup.needed"; |
| |
| public static final String TASK_CLEANUP_NEEDED = "mapreduce.job.committer.task.cleanup.needed"; |
| |
| public static final String JAR = "mapreduce.job.jar"; |
| |
| public static final String ID = "mapreduce.job.id"; |
| |
| public static final String JOB_NAME = "mapreduce.job.name"; |
| |
| public static final String JAR_UNPACK_PATTERN = "mapreduce.job.jar.unpack.pattern"; |
| |
| public static final String USER_NAME = "mapreduce.job.user.name"; |
| |
| public static final String PRIORITY = "mapreduce.job.priority"; |
| |
| public static final String QUEUE_NAME = "mapreduce.job.queuename"; |
| |
| public static final String JVM_NUMTASKS_TORUN = "mapreduce.job.jvm.numtasks"; |
| |
| public static final String SPLIT_FILE = "mapreduce.job.splitfile"; |
| |
| public static final String NUM_MAPS = "mapreduce.job.maps"; |
| |
| public static final String MAX_TASK_FAILURES_PER_TRACKER = "mapreduce.job.maxtaskfailures.per.tracker"; |
| |
| public static final String COMPLETED_MAPS_FOR_REDUCE_SLOWSTART = "mapreduce.job.reduce.slowstart.completedmaps"; |
| |
| public static final String NUM_REDUCES = "mapreduce.job.reduces"; |
| |
| public static final String SKIP_RECORDS = "mapreduce.job.skiprecords"; |
| |
| public static final String SKIP_OUTDIR = "mapreduce.job.skip.outdir"; |
| |
| public static final String SPECULATIVE_SLOWNODE_THRESHOLD = "mapreduce.job.speculative.slownodethreshold"; |
| |
| public static final String SPECULATIVE_SLOWTASK_THRESHOLD = "mapreduce.job.speculative.slowtaskthreshold"; |
| |
| public static final String SPECULATIVECAP = "mapreduce.job.speculative.speculativecap"; |
| |
| public static final String JOB_LOCAL_DIR = "mapreduce.job.local.dir"; |
| |
| public static final String OUTPUT_KEY_CLASS = "mapreduce.job.output.key.class"; |
| |
| public static final String OUTPUT_VALUE_CLASS = "mapreduce.job.output.value.class"; |
| |
| public static final String KEY_COMPARATOR = "mapreduce.job.output.key.comparator.class"; |
| |
| public static final String GROUP_COMPARATOR_CLASS = "mapreduce.job.output.group.comparator.class"; |
| |
| public static final String WORKING_DIR = "mapreduce.job.working.dir"; |
| |
| public static final String END_NOTIFICATION_URL = "mapreduce.job.end-notification.url"; |
| |
| public static final String END_NOTIFICATION_RETRIES = "mapreduce.job.end-notification.retry.attempts"; |
| |
| public static final String END_NOTIFICATION_RETRIE_INTERVAL = "mapreduce.job.end-notification.retry.interval"; |
| |
| public static final String CLASSPATH_ARCHIVES = "mapreduce.job.classpath.archives"; |
| |
| public static final String CLASSPATH_FILES = "mapreduce.job.classpath.files"; |
| |
| public static final String CACHE_FILES = "mapreduce.job.cache.files"; |
| |
| public static final String CACHE_ARCHIVES = "mapreduce.job.cache.archives"; |
| |
| public static final String CACHE_FILES_SIZES = "mapreduce.job.cache.files.filesizes"; // internal use only |
| |
| public static final String CACHE_ARCHIVES_SIZES = "mapreduce.job.cache.archives.filesizes"; // ditto |
| |
| public static final String CACHE_LOCALFILES = "mapreduce.job.cache.local.files"; |
| |
| public static final String CACHE_LOCALARCHIVES = "mapreduce.job.cache.local.archives"; |
| |
| public static final String CACHE_FILE_TIMESTAMPS = "mapreduce.job.cache.files.timestamps"; |
| |
| public static final String CACHE_ARCHIVES_TIMESTAMPS = "mapreduce.job.cache.archives.timestamps"; |
| |
| public static final String CACHE_FILE_VISIBILITIES = "mapreduce.job.cache.files.visibilities"; |
| |
| public static final String CACHE_ARCHIVES_VISIBILITIES = "mapreduce.job.cache.archives.visibilities"; |
| |
| public static final String CACHE_SYMLINK = "mapreduce.job.cache.symlink.create"; |
| |
| public static final String USER_LOG_RETAIN_HOURS = "mapreduce.job.userlog.retain.hours"; |
| |
| public static final String IO_SORT_FACTOR = "mapreduce.task.io.sort.factor"; |
| |
| public static final String IO_SORT_MB = "mapreduce.task.io.sort.mb"; |
| |
| public static final String PRESERVE_FAILED_TASK_FILES = "mapreduce.task.files.preserve.failedtasks"; |
| |
| public static final String PRESERVE_FILES_PATTERN = "mapreduce.task.files.preserve.filepattern"; |
| |
| public static final String TASK_TEMP_DIR = "mapreduce.task.tmp.dir"; |
| |
| public static final String TASK_DEBUGOUT_LINES = "mapreduce.task.debugout.lines"; |
| |
| public static final String RECORDS_BEFORE_PROGRESS = "mapreduce.task.merge.progress.records"; |
| |
| public static final String SKIP_START_ATTEMPTS = "mapreduce.task.skip.start.attempts"; |
| |
| public static final String TASK_ATTEMPT_ID = "mapreduce.task.attempt.id"; |
| |
| public static final String TASK_ISMAP = "mapreduce.task.ismap"; |
| |
| public static final String TASK_PARTITION = "mapreduce.task.partition"; |
| |
| public static final String TASK_PROFILE = "mapreduce.task.profile"; |
| |
| public static final String TASK_PROFILE_PARAMS = "mapreduce.task.profile.params"; |
| |
| public static final String NUM_MAP_PROFILES = "mapreduce.task.profile.maps"; |
| |
| public static final String NUM_REDUCE_PROFILES = "mapreduce.task.profile.reduces"; |
| |
| public static final String TASK_TIMEOUT = "mapreduce.task.timeout"; |
| |
| public static final String TASK_ID = "mapreduce.task.id"; |
| |
| public static final String TASK_OUTPUT_DIR = "mapreduce.task.output.dir"; |
| |
| public static final String TASK_USERLOG_LIMIT = "mapreduce.task.userlog.limit.kb"; |
| |
| public static final String MAP_SORT_SPILL_PERCENT = "mapreduce.map.sort.spill.percent"; |
| |
| public static final String MAP_INPUT_FILE = "mapreduce.map.input.file"; |
| |
| public static final String MAP_INPUT_PATH = "mapreduce.map.input.length"; |
| |
| public static final String MAP_INPUT_START = "mapreduce.map.input.start"; |
| |
| public static final String MAP_MEMORY_MB = "mapreduce.map.memory.mb"; |
| |
| public static final String MAP_MEMORY_PHYSICAL_MB = "mapreduce.map.memory.physical.mb"; |
| |
| public static final String MAP_ENV = "mapreduce.map.env"; |
| |
| public static final String MAP_JAVA_OPTS = "mapreduce.map.java.opts"; |
| |
| public static final String MAP_ULIMIT = "mapreduce.map.ulimit"; |
| |
| public static final String MAP_MAX_ATTEMPTS = "mapreduce.map.maxattempts"; |
| |
| public static final String MAP_DEBUG_SCRIPT = "mapreduce.map.debug.script"; |
| |
| public static final String MAP_SPECULATIVE = "mapreduce.map.speculative"; |
| |
| public static final String MAP_FAILURES_MAX_PERCENT = "mapreduce.map.failures.maxpercent"; |
| |
| public static final String MAP_SKIP_INCR_PROC_COUNT = "mapreduce.map.skip.proc-count.auto-incr"; |
| |
| public static final String MAP_SKIP_MAX_RECORDS = "mapreduce.map.skip.maxrecords"; |
| |
| public static final String MAP_COMBINE_MIN_SPILLS = "mapreduce.map.combine.minspills"; |
| |
| public static final String MAP_OUTPUT_COMPRESS = "mapreduce.map.output.compress"; |
| |
| public static final String MAP_OUTPUT_COMPRESS_CODEC = "mapreduce.map.output.compress.codec"; |
| |
| public static final String MAP_OUTPUT_KEY_CLASS = "mapreduce.map.output.key.class"; |
| |
| public static final String MAP_OUTPUT_VALUE_CLASS = "mapreduce.map.output.value.class"; |
| |
| public static final String MAP_OUTPUT_KEY_FIELD_SEPERATOR = "mapreduce.map.output.key.field.separator"; |
| |
| public static final String MAP_LOG_LEVEL = "mapreduce.map.log.level"; |
| |
| public static final String REDUCE_LOG_LEVEL = "mapreduce.reduce.log.level"; |
| |
| public static final String REDUCE_MERGE_INMEM_THRESHOLD = "mapreduce.reduce.merge.inmem.threshold"; |
| |
| public static final String REDUCE_INPUT_BUFFER_PERCENT = "mapreduce.reduce.input.buffer.percent"; |
| |
| public static final String REDUCE_MARKRESET_BUFFER_PERCENT = "mapreduce.reduce.markreset.buffer.percent"; |
| |
| public static final String REDUCE_MARKRESET_BUFFER_SIZE = "mapreduce.reduce.markreset.buffer.size"; |
| |
| public static final String REDUCE_MEMORY_PHYSICAL_MB = "mapreduce.reduce.memory.physical.mb"; |
| |
| public static final String REDUCE_MEMORY_MB = "mapreduce.reduce.memory.mb"; |
| |
| public static final String REDUCE_MEMORY_TOTAL_BYTES = "mapreduce.reduce.memory.totalbytes"; |
| |
| public static final String SHUFFLE_INPUT_BUFFER_PERCENT = "mapreduce.reduce.shuffle.input.buffer.percent"; |
| |
| public static final String SHUFFLE_MERGE_EPRCENT = "mapreduce.reduce.shuffle.merge.percent"; |
| |
| public static final String REDUCE_FAILURES_MAXPERCENT = "mapreduce.reduce.failures.maxpercent"; |
| |
| public static final String REDUCE_ENV = "mapreduce.reduce.env"; |
| |
| public static final String REDUCE_JAVA_OPTS = "mapreduce.reduce.java.opts"; |
| |
| public static final String REDUCE_ULIMIT = "mapreduce.reduce.ulimit"; |
| |
| public static final String REDUCE_MAX_ATTEMPTS = "mapreduce.reduce.maxattempts"; |
| |
| public static final String SHUFFLE_PARALLEL_COPIES = "mapreduce.reduce.shuffle.parallelcopies"; |
| |
| public static final String REDUCE_DEBUG_SCRIPT = "mapreduce.reduce.debug.script"; |
| |
| public static final String REDUCE_SPECULATIVE = "mapreduce.reduce.speculative"; |
| |
| public static final String SHUFFLE_CONNECT_TIMEOUT = "mapreduce.reduce.shuffle.connect.timeout"; |
| |
| public static final String SHUFFLE_READ_TIMEOUT = "mapreduce.reduce.shuffle.read.timeout"; |
| |
| public static final String SHUFFLE_FETCH_FAILURES = "mapreduce.reduce.shuffle.maxfetchfailures"; |
| |
| public static final String SHUFFLE_NOTIFY_READERROR = "mapreduce.reduce.shuffle.notify.readerror"; |
| |
| public static final String REDUCE_SKIP_INCR_PROC_COUNT = "mapreduce.reduce.skip.proc-count.auto-incr"; |
| |
| public static final String REDUCE_SKIP_MAXGROUPS = "mapreduce.reduce.skip.maxgroups"; |
| |
| public static final String REDUCE_MEMTOMEM_THRESHOLD = "mapreduce.reduce.merge.memtomem.threshold"; |
| |
| public static final String REDUCE_MEMTOMEM_ENABLED = "mapreduce.reduce.merge.memtomem.enabled"; |
| |
| public static final String JOB_NAMENODES = "mapreduce.job.hdfs-servers"; |
| |
| public static final String JOB_JOBTRACKER_ID = "mapreduce.job.kerberos.jtprinicipal"; |
| |
| public static final String JOB_CANCEL_DELEGATION_TOKEN = "mapreduce.job.complete.cancel.delegation.tokens"; |
| |
| public static final String JOB_ACL_VIEW_JOB = "mapreduce.job.acl-view-job"; |
| |
| public static final String JOB_ACL_MODIFY_JOB = "mapreduce.job.acl-modify-job"; |
| public static final String JOB_SUBMITHOST = |
| "mapreduce.job.submithostname"; |
| public static final String JOB_SUBMITHOSTADDR = |
| "mapreduce.job.submithostaddress"; |
| } |
