| /** |
| * 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 java.util.Set; |
| |
| import org.apache.avro.util.Utf8; |
| 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.mapreduce.util.JobHistoryEventUtils; |
| import org.apache.hadoop.util.StringUtils; |
| import org.apache.hadoop.yarn.api.records.timelineservice.TimelineEvent; |
| import org.apache.hadoop.yarn.api.records.timelineservice.TimelineMetric; |
| import org.apache.hadoop.yarn.util.SystemClock; |
| |
| /** |
| * Event to record the failure of a task |
| * |
| */ |
| @InterfaceAudience.Private |
| @InterfaceStability.Unstable |
| public class TaskFailedEvent implements HistoryEvent { |
| private TaskFailed datum = null; |
| |
| private TaskAttemptID failedDueToAttempt; |
| private TaskID id; |
| private TaskType taskType; |
| private long finishTime; |
| private String status; |
| private String error; |
| private Counters counters; |
| private long startTime; |
| |
| private static final Counters EMPTY_COUNTERS = new Counters(); |
| |
| /** |
| * Create an event to record task failure. |
| * @param id Task ID |
| * @param finishTime Finish time of the task |
| * @param taskType Type of the task |
| * @param error Error String |
| * @param status Status |
| * @param failedDueToAttempt The attempt id due to which the task failed |
| * @param counters Counters for the task |
| * @param startTs task start time. |
| */ |
| public TaskFailedEvent(TaskID id, long finishTime, |
| TaskType taskType, String error, String status, |
| TaskAttemptID failedDueToAttempt, Counters counters, long startTs) { |
| this.id = id; |
| this.finishTime = finishTime; |
| this.taskType = taskType; |
| this.error = error; |
| this.status = status; |
| this.failedDueToAttempt = failedDueToAttempt; |
| this.counters = counters; |
| this.startTime = startTs; |
| } |
| |
| public TaskFailedEvent(TaskID id, long finishTime, TaskType taskType, |
| String error, String status, TaskAttemptID failedDueToAttempt, |
| Counters counters) { |
| this(id, finishTime, taskType, error, status, failedDueToAttempt, counters, |
| SystemClock.getInstance().getTime()); |
| } |
| |
| public TaskFailedEvent(TaskID id, long finishTime, |
| TaskType taskType, String error, String status, |
| TaskAttemptID failedDueToAttempt) { |
| this(id, finishTime, taskType, error, status, failedDueToAttempt, |
| EMPTY_COUNTERS); |
| } |
| |
| TaskFailedEvent() {} |
| |
| public Object getDatum() { |
| if(datum == null) { |
| datum = new TaskFailed(); |
| datum.setTaskid(new Utf8(id.toString())); |
| datum.setError(new Utf8(error)); |
| datum.setFinishTime(finishTime); |
| datum.setTaskType(new Utf8(taskType.name())); |
| datum.setFailedDueToAttempt( |
| failedDueToAttempt == null |
| ? null |
| : new Utf8(failedDueToAttempt.toString())); |
| datum.setStatus(new Utf8(status)); |
| datum.setCounters(EventWriter.toAvro(counters)); |
| } |
| return datum; |
| } |
| |
| public void setDatum(Object odatum) { |
| this.datum = (TaskFailed)odatum; |
| this.id = |
| TaskID.forName(datum.getTaskid().toString()); |
| this.taskType = |
| TaskType.valueOf(datum.getTaskType().toString()); |
| this.finishTime = datum.getFinishTime(); |
| this.error = datum.getError().toString(); |
| this.failedDueToAttempt = |
| datum.getFailedDueToAttempt() == null |
| ? null |
| : TaskAttemptID.forName( |
| datum.getFailedDueToAttempt().toString()); |
| this.status = datum.getStatus().toString(); |
| this.counters = |
| EventReader.fromAvro(datum.getCounters()); |
| } |
| |
| /** Gets the task id. */ |
| public TaskID getTaskId() { return id; } |
| /** Gets the error string. */ |
| public String getError() { return error; } |
| /** Gets the finish time of the attempt. */ |
| public long getFinishTime() { |
| return finishTime; |
| } |
| /** |
| * Gets the task start time to be reported to ATSv2. |
| * @return task start time. |
| */ |
| public long getStartTime() { |
| return startTime; |
| } |
| /** Gets the task type. */ |
| public TaskType getTaskType() { |
| return taskType; |
| } |
| /** Gets the attempt id due to which the task failed. */ |
| public TaskAttemptID getFailedAttemptID() { |
| return failedDueToAttempt; |
| } |
| /** |
| * Gets the task status. |
| * @return task status |
| */ |
| public String getTaskStatus() { return status; } |
| /** Gets task counters. */ |
| public Counters getCounters() { return counters; } |
| /** Gets the event type. */ |
| public EventType getEventType() { |
| return EventType.TASK_FAILED; |
| } |
| |
| @Override |
| public TimelineEvent toTimelineEvent() { |
| TimelineEvent tEvent = new TimelineEvent(); |
| tEvent.setId(StringUtils.toUpperCase(getEventType().name())); |
| tEvent.addInfo("TASK_TYPE", getTaskType().toString()); |
| tEvent.addInfo("STATUS", TaskStatus.State.FAILED.toString()); |
| tEvent.addInfo("FINISH_TIME", getFinishTime()); |
| tEvent.addInfo("ERROR", getError()); |
| tEvent.addInfo("FAILED_ATTEMPT_ID", |
| getFailedAttemptID() == null ? "" : getFailedAttemptID().toString()); |
| return tEvent; |
| } |
| |
| @Override |
| public Set<TimelineMetric> getTimelineMetrics() { |
| Set<TimelineMetric> metrics = JobHistoryEventUtils |
| .countersToTimelineMetric(getCounters(), finishTime); |
| return metrics; |
| } |
| } |