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MAPREDUCE-6018. Added an MR specific config to enable emitting job history data to the timeline server. Contributed by Robert Kanter.

This commit is contained in:
Zhijie Shen 2014-10-27 21:03:53 -07:00
parent 6b2f11b54b
commit 971e91c8c0
5 changed files with 114 additions and 8 deletions
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3
hadoop-mapreduce-project/CHANGES.txt
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@ -280,6 +280,9 @@ Release 2.6.0 - UNRELEASED
MAPREDUCE-5970. Provide a boolean switch to enable MR-AM profiling (Gera
Shegalov via jlowe)
MAPREDUCE-6018. Added an MR specific config to enable emitting job history
data to the timeline server. (Robert Kanter via zjshen)
OPTIMIZATIONS
BUG FIXES

26
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/jobhistory/JobHistoryEventHandler.java
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@ -241,8 +241,14 @@ protected void serviceInit(Configuration conf) throws Exception {
MRJobConfig.MR_AM_HISTORY_USE_BATCHED_FLUSH_QUEUE_SIZE_THRESHOLD,
MRJobConfig.DEFAULT_MR_AM_HISTORY_USE_BATCHED_FLUSH_QUEUE_SIZE_THRESHOLD);
timelineClient = TimelineClient.createTimelineClient();
timelineClient.init(conf);
if (conf.getBoolean(MRJobConfig.MAPREDUCE_JOB_EMIT_TIMELINE_DATA,
MRJobConfig.DEFAULT_MAPREDUCE_JOB_EMIT_TIMELINE_DATA)) {
timelineClient = TimelineClient.createTimelineClient();
timelineClient.init(conf);
LOG.info("Emitting job history data to the timeline server is enabled");
} else {
LOG.info("Emitting job history data to the timeline server is not enabled");
}
super.serviceInit(conf);
}
@ -268,7 +274,9 @@ private void mkdir(FileSystem fs, Path path, FsPermission fsp)
@Override
protected void serviceStart() throws Exception {
timelineClient.start();
if (timelineClient != null) {
timelineClient.start();
}
eventHandlingThread = new Thread(new Runnable() {
@Override
public void run() {
@ -537,7 +545,7 @@ public void handleEvent(JobHistoryEvent event) {
// For all events
// (1) Write it out
// (2) Process it for JobSummary
// (3) Process it for ATS
// (3) Process it for ATS (if enabled)
MetaInfo mi = fileMap.get(event.getJobID());
try {
HistoryEvent historyEvent = event.getHistoryEvent();
@ -546,8 +554,10 @@ public void handleEvent(JobHistoryEvent event) {
}
processEventForJobSummary(event.getHistoryEvent(), mi.getJobSummary(),
event.getJobID());
processEventForTimelineServer(historyEvent, event.getJobID(),
event.getTimestamp());
if (timelineClient != null) {
processEventForTimelineServer(historyEvent, event.getJobID(),
event.getTimestamp());
}
if (LOG.isDebugEnabled()) {
LOG.debug("In HistoryEventHandler "
+ event.getHistoryEvent().getEventType());
@ -839,8 +849,8 @@ private void processEventForTimelineServer(HistoryEvent event, JobId jobId,
tEvent.addEventInfo("FINISH_TIME", tfe2.getFinishTime());
tEvent.addEventInfo("STATUS", TaskStatus.State.SUCCEEDED.toString());
tEvent.addEventInfo("SUCCESSFUL_TASK_ATTEMPT_ID",
tfe2.getSuccessfulTaskAttemptId() == null ?
"" : tfe2.getSuccessfulTaskAttemptId().toString());
tfe2.getSuccessfulTaskAttemptId() == null ?
"" : tfe2.getSuccessfulTaskAttemptId().toString());
tEntity.addEvent(tEvent);
tEntity.setEntityId(tfe2.getTaskId().toString());
tEntity.setEntityType(MAPREDUCE_TASK_ENTITY_TYPE);

5
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/MRJobConfig.java
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@ -383,6 +383,11 @@ public interface MRJobConfig {
public static final String JOB_UBERTASK_MAXBYTES =
"mapreduce.job.ubertask.maxbytes";
public static final String MAPREDUCE_JOB_EMIT_TIMELINE_DATA =
"mapreduce.job.emit-timeline-data";
public static final boolean DEFAULT_MAPREDUCE_JOB_EMIT_TIMELINE_DATA =
false;
public static final String MR_PREFIX = "yarn.app.mapreduce.";
public static final String MR_AM_PREFIX = MR_PREFIX + "am.";

8
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/resources/mapred-default.xml
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@ -568,6 +568,14 @@
</description>
</property>
<property>
<name>mapreduce.job.emit-timeline-data</name>
<value>false</value>
<description>Specifies if the Application Master should emit timeline data
to the timeline server. Individual jobs can override this value.
</description>
</property>
<property>
<name>mapreduce.input.fileinputformat.split.minsize</name>
<value>0</value>

80
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapred/TestMRTimelineEventHandling.java
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@ -20,6 +20,7 @@
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.jobhistory.EventType;
import org.apache.hadoop.mapreduce.jobhistory.TestJobHistoryEventHandler;
import org.apache.hadoop.mapreduce.v2.MiniMRYarnCluster;
@ -85,4 +86,83 @@ public void testMRTimelineEventHandling() throws Exception {
}
}
@Test
public void testMapreduceJobTimelineServiceEnabled()
throws Exception {
Configuration conf = new YarnConfiguration();
conf.setBoolean(YarnConfiguration.TIMELINE_SERVICE_ENABLED, true);
conf.setBoolean(MRJobConfig.MAPREDUCE_JOB_EMIT_TIMELINE_DATA, false);
MiniMRYarnCluster cluster = null;
try {
cluster = new MiniMRYarnCluster(
TestJobHistoryEventHandler.class.getSimpleName(), 1, true);
cluster.init(conf);
cluster.start();
TimelineStore ts = cluster.getApplicationHistoryServer()
.getTimelineStore();
Path inDir = new Path("input");
Path outDir = new Path("output");
RunningJob job =
UtilsForTests.runJobSucceed(new JobConf(conf), inDir, outDir);
Assert.assertEquals(JobStatus.SUCCEEDED,
job.getJobStatus().getState().getValue());
TimelineEntities entities = ts.getEntities("MAPREDUCE_JOB", null, null,
null, null, null, null, null, null);
Assert.assertEquals(0, entities.getEntities().size());
conf.setBoolean(MRJobConfig.MAPREDUCE_JOB_EMIT_TIMELINE_DATA, true);
job = UtilsForTests.runJobSucceed(new JobConf(conf), inDir, outDir);
Assert.assertEquals(JobStatus.SUCCEEDED,
job.getJobStatus().getState().getValue());
entities = ts.getEntities("MAPREDUCE_JOB", null, null, null, null, null,
null, null, null);
Assert.assertEquals(1, entities.getEntities().size());
TimelineEntity tEntity = entities.getEntities().get(0);
Assert.assertEquals(job.getID().toString(), tEntity.getEntityId());
} finally {
if (cluster != null) {
cluster.stop();
}
}
conf = new YarnConfiguration();
conf.setBoolean(YarnConfiguration.TIMELINE_SERVICE_ENABLED, true);
conf.setBoolean(MRJobConfig.MAPREDUCE_JOB_EMIT_TIMELINE_DATA, true);
cluster = null;
try {
cluster = new MiniMRYarnCluster(
TestJobHistoryEventHandler.class.getSimpleName(), 1, true);
cluster.init(conf);
cluster.start();
TimelineStore ts = cluster.getApplicationHistoryServer()
.getTimelineStore();
Path inDir = new Path("input");
Path outDir = new Path("output");
conf.setBoolean(MRJobConfig.MAPREDUCE_JOB_EMIT_TIMELINE_DATA, false);
RunningJob job =
UtilsForTests.runJobSucceed(new JobConf(conf), inDir, outDir);
Assert.assertEquals(JobStatus.SUCCEEDED,
job.getJobStatus().getState().getValue());
TimelineEntities entities = ts.getEntities("MAPREDUCE_JOB", null, null,
null, null, null, null, null, null);
Assert.assertEquals(0, entities.getEntities().size());
conf.setBoolean(MRJobConfig.MAPREDUCE_JOB_EMIT_TIMELINE_DATA, true);
job = UtilsForTests.runJobSucceed(new JobConf(conf), inDir, outDir);
Assert.assertEquals(JobStatus.SUCCEEDED,
job.getJobStatus().getState().getValue());
entities = ts.getEntities("MAPREDUCE_JOB", null, null, null, null, null,
null, null, null);
Assert.assertEquals(1, entities.getEntities().size());
TimelineEntity tEntity = entities.getEntities().get(0);
Assert.assertEquals(job.getID().toString(), tEntity.getEntityId());
} finally {
if (cluster != null) {
cluster.stop();
}
}
}
}