| /** |
| * 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.jobhistory; |
| |
| import org.apache.hadoop.classification.InterfaceAudience; |
| import org.apache.hadoop.classification.InterfaceStability; |
| import org.apache.hadoop.mapred.TaskStatus; |
| import org.apache.hadoop.mapreduce.Counters; |
| import org.apache.hadoop.mapreduce.TaskAttemptID; |
| import org.apache.hadoop.mapreduce.TaskID; |
| import org.apache.hadoop.mapreduce.TaskType; |
| |
| import org.apache.hadoop.mapred.ProgressSplitsBlock; |
| |
| import org.apache.avro.util.Utf8; |
| |
| /** |
| * Event to record unsuccessful (Killed/Failed) completion of task attempts |
| * |
| */ |
| @InterfaceAudience.Private |
| @InterfaceStability.Unstable |
| public class TaskAttemptUnsuccessfulCompletionEvent implements HistoryEvent { |
| |
| private TaskAttemptUnsuccessfulCompletion datum = null; |
| |
| private TaskAttemptID attemptId; |
| private TaskType taskType; |
| private String status; |
| private long finishTime; |
| private String hostname; |
| private int port; |
| private String rackName; |
| private String error; |
| private Counters counters; |
| int[][] allSplits; |
| int[] clockSplits; |
| int[] cpuUsages; |
| int[] vMemKbytes; |
| int[] physMemKbytes; |
| private static final Counters EMPTY_COUNTERS = new Counters(); |
| |
| /** |
| * Create an event to record the unsuccessful completion of attempts |
| * @param id Attempt ID |
| * @param taskType Type of the task |
| * @param status Status of the attempt |
| * @param finishTime Finish time of the attempt |
| * @param hostname Name of the host where the attempt executed |
| * @param port rpc port for for the tracker |
| * @param rackName Name of the rack where the attempt executed |
| * @param error Error string |
| * @param counters Counters for the attempt |
| * @param allSplits the "splits", or a pixelated graph of various |
| * measurable worker node state variables against progress. |
| * Currently there are four; wallclock time, CPU time, |
| * virtual memory and physical memory. |
| */ |
| public TaskAttemptUnsuccessfulCompletionEvent |
| (TaskAttemptID id, TaskType taskType, |
| String status, long finishTime, |
| String hostname, int port, String rackName, |
| String error, Counters counters, int[][] allSplits) { |
| this.attemptId = id; |
| this.taskType = taskType; |
| this.status = status; |
| this.finishTime = finishTime; |
| this.hostname = hostname; |
| this.port = port; |
| this.rackName = rackName; |
| this.error = error; |
| this.counters = counters; |
| this.allSplits = allSplits; |
| this.clockSplits = |
| ProgressSplitsBlock.arrayGetWallclockTime(allSplits); |
| this.cpuUsages = |
| ProgressSplitsBlock.arrayGetCPUTime(allSplits); |
| this.vMemKbytes = |
| ProgressSplitsBlock.arrayGetVMemKbytes(allSplits); |
| this.physMemKbytes = |
| ProgressSplitsBlock.arrayGetPhysMemKbytes(allSplits); |
| } |
| |
| /** |
| * @deprecated please use the constructor with an additional |
| * argument, an array of splits arrays instead. See |
| * {@link org.apache.hadoop.mapred.ProgressSplitsBlock} |
| * for an explanation of the meaning of that parameter. |
| * |
| * Create an event to record the unsuccessful completion of attempts |
| * @param id Attempt ID |
| * @param taskType Type of the task |
| * @param status Status of the attempt |
| * @param finishTime Finish time of the attempt |
| * @param hostname Name of the host where the attempt executed |
| * @param error Error string |
| */ |
| public TaskAttemptUnsuccessfulCompletionEvent |
| (TaskAttemptID id, TaskType taskType, |
| String status, long finishTime, |
| String hostname, String error) { |
| this(id, taskType, status, finishTime, hostname, -1, "", |
| error, EMPTY_COUNTERS, null); |
| } |
| |
| public TaskAttemptUnsuccessfulCompletionEvent |
| (TaskAttemptID id, TaskType taskType, |
| String status, long finishTime, |
| String hostname, int port, String rackName, |
| String error, int[][] allSplits) { |
| this(id, taskType, status, finishTime, hostname, port, |
| rackName, error, EMPTY_COUNTERS, null); |
| } |
| |
| TaskAttemptUnsuccessfulCompletionEvent() {} |
| |
| public Object getDatum() { |
| if(datum == null) { |
| datum = new TaskAttemptUnsuccessfulCompletion(); |
| datum.taskid = new Utf8(attemptId.getTaskID().toString()); |
| datum.taskType = new Utf8(taskType.name()); |
| datum.attemptId = new Utf8(attemptId.toString()); |
| datum.finishTime = finishTime; |
| datum.hostname = new Utf8(hostname); |
| if (rackName != null) { |
| datum.rackname = new Utf8(rackName); |
| } |
| datum.port = port; |
| datum.error = new Utf8(error); |
| datum.status = new Utf8(status); |
| |
| datum.counters = EventWriter.toAvro(counters); |
| |
| datum.clockSplits = AvroArrayUtils.toAvro(ProgressSplitsBlock |
| .arrayGetWallclockTime(allSplits)); |
| datum.cpuUsages = AvroArrayUtils.toAvro(ProgressSplitsBlock |
| .arrayGetCPUTime(allSplits)); |
| datum.vMemKbytes = AvroArrayUtils.toAvro(ProgressSplitsBlock |
| .arrayGetVMemKbytes(allSplits)); |
| datum.physMemKbytes = AvroArrayUtils.toAvro(ProgressSplitsBlock |
| .arrayGetPhysMemKbytes(allSplits)); |
| } |
| return datum; |
| } |
| |
| |
| |
| public void setDatum(Object odatum) { |
| this.datum = |
| (TaskAttemptUnsuccessfulCompletion)odatum; |
| this.attemptId = |
| TaskAttemptID.forName(datum.attemptId.toString()); |
| this.taskType = |
| TaskType.valueOf(datum.taskType.toString()); |
| this.finishTime = datum.finishTime; |
| this.hostname = datum.hostname.toString(); |
| this.rackName = datum.rackname.toString(); |
| this.port = datum.port; |
| this.status = datum.status.toString(); |
| this.error = datum.error.toString(); |
| this.counters = |
| EventReader.fromAvro(datum.counters); |
| this.clockSplits = |
| AvroArrayUtils.fromAvro(datum.clockSplits); |
| this.cpuUsages = |
| AvroArrayUtils.fromAvro(datum.cpuUsages); |
| this.vMemKbytes = |
| AvroArrayUtils.fromAvro(datum.vMemKbytes); |
| this.physMemKbytes = |
| AvroArrayUtils.fromAvro(datum.physMemKbytes); |
| } |
| |
| /** Get the task id */ |
| public TaskID getTaskId() { |
| return attemptId.getTaskID(); |
| } |
| /** Get the task type */ |
| public TaskType getTaskType() { |
| return TaskType.valueOf(taskType.toString()); |
| } |
| /** Get the attempt id */ |
| public TaskAttemptID getTaskAttemptId() { |
| return attemptId; |
| } |
| /** Get the finish time */ |
| public long getFinishTime() { return finishTime; } |
| /** Get the name of the host where the attempt executed */ |
| public String getHostname() { return hostname; } |
| /** Get the rpc port for the host where the attempt executed */ |
| public int getPort() { return port; } |
| |
| /** Get the rack name of the node where the attempt ran */ |
| public String getRackName() { |
| return rackName == null ? null : rackName.toString(); |
| } |
| |
| /** Get the error string */ |
| public String getError() { return error.toString(); } |
| /** Get the task status */ |
| public String getTaskStatus() { |
| return status.toString(); |
| } |
| /** Get the counters */ |
| Counters getCounters() { return counters; } |
| /** Get the event type */ |
| public EventType getEventType() { |
| // Note that the task type can be setup/map/reduce/cleanup but the |
| // attempt-type can only be map/reduce. |
| // find out if the task failed or got killed |
| boolean failed = TaskStatus.State.FAILED.toString().equals(getTaskStatus()); |
| return getTaskId().getTaskType() == TaskType.MAP |
| ? (failed |
| ? EventType.MAP_ATTEMPT_FAILED |
| : EventType.MAP_ATTEMPT_KILLED) |
| : (failed |
| ? EventType.REDUCE_ATTEMPT_FAILED |
| : EventType.REDUCE_ATTEMPT_KILLED); |
| } |
| |
| |
| |
| public int[] getClockSplits() { |
| return clockSplits; |
| } |
| public int[] getCpuUsages() { |
| return cpuUsages; |
| } |
| public int[] getVMemKbytes() { |
| return vMemKbytes; |
| } |
| public int[] getPhysMemKbytes() { |
| return physMemKbytes; |
| } |
| |
| } |