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/**
* 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.avro.util.Utf8;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.mapred.ProgressSplitsBlock;
import org.apache.hadoop.mapreduce.Counters;
import org.apache.hadoop.mapreduce.TaskAttemptID;
import org.apache.hadoop.mapreduce.TaskID;
import org.apache.hadoop.mapreduce.TaskType;
/**
* Event to record successful completion of a reduce attempt
*
*/
@InterfaceAudience.Private
@InterfaceStability.Unstable
public class ReduceAttemptFinishedEvent implements HistoryEvent {
private ReduceAttemptFinished datum = null;
private TaskAttemptID attemptId;
private TaskType taskType;
private String taskStatus;
private long shuffleFinishTime;
private long sortFinishTime;
private long finishTime;
private String hostname;
private String rackName;
private int port;
private String state;
private Counters counters;
int[][] allSplits;
int[] clockSplits;
int[] cpuUsages;
int[] vMemKbytes;
int[] physMemKbytes;
/**
* Create an event to record completion of a reduce attempt
* @param id Attempt Id
* @param taskType Type of task
* @param taskStatus Status of the task
* @param shuffleFinishTime Finish time of the shuffle phase
* @param sortFinishTime Finish time of the sort phase
* @param finishTime Finish time of the attempt
* @param hostname Name of the host where the attempt executed
* @param port RPC port for the tracker host.
* @param rackName Name of the rack where the attempt executed
* @param state State of the attempt
* @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 ReduceAttemptFinishedEvent
(TaskAttemptID id, TaskType taskType, String taskStatus,
long shuffleFinishTime, long sortFinishTime, long finishTime,
String hostname, int port, String rackName, String state,
Counters counters, int[][] allSplits) {
this.attemptId = id;
this.taskType = taskType;
this.taskStatus = taskStatus;
this.shuffleFinishTime = shuffleFinishTime;
this.sortFinishTime = sortFinishTime;
this.finishTime = finishTime;
this.hostname = hostname;
this.rackName = rackName;
this.port = port;
this.state = state;
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 completion of a reduce attempt
* @param id Attempt Id
* @param taskType Type of task
* @param taskStatus Status of the task
* @param shuffleFinishTime Finish time of the shuffle phase
* @param sortFinishTime Finish time of the sort phase
* @param finishTime Finish time of the attempt
* @param hostname Name of the host where the attempt executed
* @param state State of the attempt
* @param counters Counters for the attempt
*/
public ReduceAttemptFinishedEvent
(TaskAttemptID id, TaskType taskType, String taskStatus,
long shuffleFinishTime, long sortFinishTime, long finishTime,
String hostname, String state, Counters counters) {
this(id, taskType, taskStatus,
shuffleFinishTime, sortFinishTime, finishTime,
hostname, -1, "", state, counters, null);
}
ReduceAttemptFinishedEvent() {}
public Object getDatum() {
if (datum == null) {
datum = new ReduceAttemptFinished();
datum.taskid = new Utf8(attemptId.getTaskID().toString());
datum.attemptId = new Utf8(attemptId.toString());
datum.taskType = new Utf8(taskType.name());
datum.taskStatus = new Utf8(taskStatus);
datum.shuffleFinishTime = shuffleFinishTime;
datum.sortFinishTime = sortFinishTime;
datum.finishTime = finishTime;
datum.hostname = new Utf8(hostname);
datum.port = port;
if (rackName != null) {
datum.rackname = new Utf8(rackName);
}
datum.state = new Utf8(state);
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 = (ReduceAttemptFinished)oDatum;
this.attemptId = TaskAttemptID.forName(datum.attemptId.toString());
this.taskType = TaskType.valueOf(datum.taskType.toString());
this.taskStatus = datum.taskStatus.toString();
this.shuffleFinishTime = datum.shuffleFinishTime;
this.sortFinishTime = datum.sortFinishTime;
this.finishTime = datum.finishTime;
this.hostname = datum.hostname.toString();
this.rackName = datum.rackname.toString();
this.port = datum.port;
this.state = datum.state.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 attempt id */
public TaskAttemptID getAttemptId() {
return TaskAttemptID.forName(attemptId.toString());
}
/** Get the task type */
public TaskType getTaskType() {
return TaskType.valueOf(taskType.toString());
}
/** Get the task status */
public String getTaskStatus() { return taskStatus.toString(); }
/** Get the finish time of the sort phase */
public long getSortFinishTime() { return sortFinishTime; }
/** Get the finish time of the shuffle phase */
public long getShuffleFinishTime() { return shuffleFinishTime; }
/** Get the finish time of the attempt */
public long getFinishTime() { return finishTime; }
/** Get the name of the host where the attempt ran */
public String getHostname() { return hostname.toString(); }
/** Get the tracker rpc port */
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 state string */
public String getState() { return state.toString(); }
/** Get the counters for the attempt */
Counters getCounters() { return counters; }
/** Get the event type */
public EventType getEventType() {
return EventType.REDUCE_ATTEMPT_FINISHED;
}
public int[] getClockSplits() {
return clockSplits;
}
public int[] getCpuUsages() {
return cpuUsages;
}
public int[] getVMemKbytes() {
return vMemKbytes;
}
public int[] getPhysMemKbytes() {
return physMemKbytes;
}
}
