Examples with JobHistory org.apache.hadoop.mapreduce.v2.hs.JobHistory used on opensource projects

Example 11 with JobHistory

use of org.apache.hadoop.mapreduce.v2.hs.JobHistory in project hadoop by apache.

the class TestJobHistoryServer method testReports.

//Test reports of  JobHistoryServer. History server should get log files from  MRApp and read them
@Test(timeout = 50000)
public void testReports() throws Exception {
    Configuration config = new Configuration();
    config.setClass(CommonConfigurationKeysPublic.NET_TOPOLOGY_NODE_SWITCH_MAPPING_IMPL_KEY, MyResolver.class, DNSToSwitchMapping.class);
    RackResolver.init(config);
    MRApp app = new MRAppWithHistory(1, 1, true, this.getClass().getName(), true);
    app.submit(config);
    Job job = app.getContext().getAllJobs().values().iterator().next();
    app.waitForState(job, JobState.SUCCEEDED);
    historyServer = new JobHistoryServer();
    historyServer.init(config);
    historyServer.start();
    // search JobHistory  service
    JobHistory jobHistory = null;
    for (Service service : historyServer.getServices()) {
        if (service instanceof JobHistory) {
            jobHistory = (JobHistory) service;
        }
    }
    ;
    Map<JobId, Job> jobs = jobHistory.getAllJobs();
    assertEquals(1, jobs.size());
    assertEquals("job_0_0000", jobs.keySet().iterator().next().toString());
    Task task = job.getTasks().values().iterator().next();
    TaskAttempt attempt = task.getAttempts().values().iterator().next();
    HistoryClientService historyService = historyServer.getClientService();
    MRClientProtocol protocol = historyService.getClientHandler();
    GetTaskAttemptReportRequest gtarRequest = recordFactory.newRecordInstance(GetTaskAttemptReportRequest.class);
    // test getTaskAttemptReport
    TaskAttemptId taId = attempt.getID();
    taId.setTaskId(task.getID());
    taId.getTaskId().setJobId(job.getID());
    gtarRequest.setTaskAttemptId(taId);
    GetTaskAttemptReportResponse response = protocol.getTaskAttemptReport(gtarRequest);
    assertEquals("container_0_0000_01_000000", response.getTaskAttemptReport().getContainerId().toString());
    assertTrue(response.getTaskAttemptReport().getDiagnosticInfo().isEmpty());
    // counters
    assertNotNull(response.getTaskAttemptReport().getCounters().getCounter(TaskCounter.PHYSICAL_MEMORY_BYTES));
    assertEquals(taId.toString(), response.getTaskAttemptReport().getTaskAttemptId().toString());
    // test getTaskReport
    GetTaskReportRequest request = recordFactory.newRecordInstance(GetTaskReportRequest.class);
    TaskId taskId = task.getID();
    taskId.setJobId(job.getID());
    request.setTaskId(taskId);
    GetTaskReportResponse reportResponse = protocol.getTaskReport(request);
    assertEquals("", reportResponse.getTaskReport().getDiagnosticsList().iterator().next());
    // progress
    assertEquals(1.0f, reportResponse.getTaskReport().getProgress(), 0.01);
    // report has corrected taskId
    assertEquals(taskId.toString(), reportResponse.getTaskReport().getTaskId().toString());
    // Task state should be SUCCEEDED
    assertEquals(TaskState.SUCCEEDED, reportResponse.getTaskReport().getTaskState());
    // For invalid jobid, throw IOException
    GetTaskReportsRequest gtreportsRequest = recordFactory.newRecordInstance(GetTaskReportsRequest.class);
    gtreportsRequest.setJobId(TypeConverter.toYarn(JobID.forName("job_1415730144495_0001")));
    gtreportsRequest.setTaskType(TaskType.REDUCE);
    try {
        protocol.getTaskReports(gtreportsRequest);
        fail("IOException not thrown for invalid job id");
    } catch (IOException e) {
    // Expected
    }
    // test getTaskAttemptCompletionEvents
    GetTaskAttemptCompletionEventsRequest taskAttemptRequest = recordFactory.newRecordInstance(GetTaskAttemptCompletionEventsRequest.class);
    taskAttemptRequest.setJobId(job.getID());
    GetTaskAttemptCompletionEventsResponse taskAttemptCompletionEventsResponse = protocol.getTaskAttemptCompletionEvents(taskAttemptRequest);
    assertEquals(0, taskAttemptCompletionEventsResponse.getCompletionEventCount());
    // test getDiagnostics
    GetDiagnosticsRequest diagnosticRequest = recordFactory.newRecordInstance(GetDiagnosticsRequest.class);
    diagnosticRequest.setTaskAttemptId(taId);
    GetDiagnosticsResponse diagnosticResponse = protocol.getDiagnostics(diagnosticRequest);
    // it is strange : why one empty string ?
    assertEquals(1, diagnosticResponse.getDiagnosticsCount());
    assertEquals("", diagnosticResponse.getDiagnostics(0));
}

Example 12 with JobHistory

use of org.apache.hadoop.mapreduce.v2.hs.JobHistory in project hadoop by apache.

the class TestJobHistoryEvents method testEventsFlushOnStop.

/**
   * Verify that all the events are flushed on stopping the HistoryHandler
   * @throws Exception
   */
@Test
public void testEventsFlushOnStop() throws Exception {
    Configuration conf = new Configuration();
    MRApp app = new MRAppWithSpecialHistoryHandler(1, 0, true, this.getClass().getName(), true);
    app.submit(conf);
    Job job = app.getContext().getAllJobs().values().iterator().next();
    JobId jobId = job.getID();
    LOG.info("JOBID is " + TypeConverter.fromYarn(jobId).toString());
    app.waitForState(job, JobState.SUCCEEDED);
    // make sure all events are flushed
    app.waitForState(Service.STATE.STOPPED);
    /*
     * Use HistoryContext to read logged events and verify the number of
     * completed maps
     */
    HistoryContext context = new JobHistory();
    ((JobHistory) context).init(conf);
    Job parsedJob = context.getJob(jobId);
    Assert.assertEquals("CompletedMaps not correct", 1, parsedJob.getCompletedMaps());
    Map<TaskId, Task> tasks = parsedJob.getTasks();
    Assert.assertEquals("No of tasks not correct", 1, tasks.size());
    verifyTask(tasks.values().iterator().next());
    Map<TaskId, Task> maps = parsedJob.getTasks(TaskType.MAP);
    Assert.assertEquals("No of maps not correct", 1, maps.size());
    Assert.assertEquals("Job state not currect", JobState.SUCCEEDED, parsedJob.getState());
}

Example 13 with JobHistory

use of org.apache.hadoop.mapreduce.v2.hs.JobHistory in project hadoop by apache.

the class TestJobHistoryEvents method testAssignedQueue.

@Test
public void testAssignedQueue() throws Exception {
    Configuration conf = new Configuration();
    MRApp app = new MRAppWithHistory(2, 1, true, this.getClass().getName(), true, "assignedQueue");
    app.submit(conf);
    Job job = app.getContext().getAllJobs().values().iterator().next();
    JobId jobId = job.getID();
    LOG.info("JOBID is " + TypeConverter.fromYarn(jobId).toString());
    app.waitForState(job, JobState.SUCCEEDED);
    //make sure all events are flushed 
    app.waitForState(Service.STATE.STOPPED);
    /*
     * Use HistoryContext to read logged events and verify the number of 
     * completed maps 
    */
    HistoryContext context = new JobHistory();
    // test start and stop states
    ((JobHistory) context).init(conf);
    ((JobHistory) context).start();
    Assert.assertTrue(context.getStartTime() > 0);
    Assert.assertEquals(((JobHistory) context).getServiceState(), Service.STATE.STARTED);
    // get job before stopping JobHistory
    Job parsedJob = context.getJob(jobId);
    // stop JobHistory
    ((JobHistory) context).stop();
    Assert.assertEquals(((JobHistory) context).getServiceState(), Service.STATE.STOPPED);
    Assert.assertEquals("QueueName not correct", "assignedQueue", parsedJob.getQueueName());
}

Example 14 with JobHistory

use of org.apache.hadoop.mapreduce.v2.hs.JobHistory in project hadoop by apache.

the class TestJobHistoryParsing method testDiagnosticsForKilledJob.

@Test(timeout = 60000)
public void testDiagnosticsForKilledJob() throws Exception {
    LOG.info("STARTING testDiagnosticsForKilledJob");
    try {
        final Configuration conf = new Configuration();
        conf.setClass(NET_TOPOLOGY_NODE_SWITCH_MAPPING_IMPL_KEY, MyResolver.class, DNSToSwitchMapping.class);
        RackResolver.init(conf);
        MRApp app = new MRAppWithHistoryWithJobKilled(2, 1, true, this.getClass().getName(), true);
        app.submit(conf);
        Job job = app.getContext().getAllJobs().values().iterator().next();
        JobId jobId = job.getID();
        app.waitForState(job, JobState.KILLED);
        // make sure all events are flushed
        app.waitForState(Service.STATE.STOPPED);
        JobHistory jobHistory = new JobHistory();
        jobHistory.init(conf);
        HistoryFileInfo fileInfo = jobHistory.getJobFileInfo(jobId);
        JobHistoryParser parser;
        JobInfo jobInfo;
        synchronized (fileInfo) {
            Path historyFilePath = fileInfo.getHistoryFile();
            FSDataInputStream in = null;
            FileContext fc = null;
            try {
                fc = FileContext.getFileContext(conf);
                in = fc.open(fc.makeQualified(historyFilePath));
            } catch (IOException ioe) {
                LOG.info("Can not open history file: " + historyFilePath, ioe);
                throw (new Exception("Can not open History File"));
            }
            parser = new JobHistoryParser(in);
            jobInfo = parser.parse();
        }
        Exception parseException = parser.getParseException();
        assertNull("Caught an expected exception " + parseException, parseException);
        final List<String> originalDiagnostics = job.getDiagnostics();
        final String historyError = jobInfo.getErrorInfo();
        assertTrue("No original diagnostics for a failed job", originalDiagnostics != null && !originalDiagnostics.isEmpty());
        assertNotNull("No history error info for a failed job ", historyError);
        for (String diagString : originalDiagnostics) {
            assertTrue(historyError.contains(diagString));
        }
        assertTrue("No killed message in diagnostics", historyError.contains(JobImpl.JOB_KILLED_DIAG));
    } finally {
        LOG.info("FINISHED testDiagnosticsForKilledJob");
    }
}

Example 15 with JobHistory

use of org.apache.hadoop.mapreduce.v2.hs.JobHistory in project hadoop by apache.

the class TestJobHistoryParsing method testCountersForFailedTask.

@Test(timeout = 60000)
public void testCountersForFailedTask() throws Exception {
    LOG.info("STARTING testCountersForFailedTask");
    try {
        Configuration conf = new Configuration();
        conf.setClass(NET_TOPOLOGY_NODE_SWITCH_MAPPING_IMPL_KEY, MyResolver.class, DNSToSwitchMapping.class);
        RackResolver.init(conf);
        MRApp app = new MRAppWithHistoryWithFailedTask(2, 1, true, this.getClass().getName(), true);
        app.submit(conf);
        Job job = app.getContext().getAllJobs().values().iterator().next();
        JobId jobId = job.getID();
        app.waitForState(job, JobState.FAILED);
        // make sure all events are flushed
        app.waitForState(Service.STATE.STOPPED);
        JobHistory jobHistory = new JobHistory();
        jobHistory.init(conf);
        HistoryFileInfo fileInfo = jobHistory.getJobFileInfo(jobId);
        JobHistoryParser parser;
        JobInfo jobInfo;
        synchronized (fileInfo) {
            Path historyFilePath = fileInfo.getHistoryFile();
            FSDataInputStream in = null;
            FileContext fc = null;
            try {
                fc = FileContext.getFileContext(conf);
                in = fc.open(fc.makeQualified(historyFilePath));
            } catch (IOException ioe) {
                LOG.info("Can not open history file: " + historyFilePath, ioe);
                throw (new Exception("Can not open History File"));
            }
            parser = new JobHistoryParser(in);
            jobInfo = parser.parse();
        }
        Exception parseException = parser.getParseException();
        Assert.assertNull("Caught an expected exception " + parseException, parseException);
        for (Map.Entry<TaskID, TaskInfo> entry : jobInfo.getAllTasks().entrySet()) {
            TaskId yarnTaskID = TypeConverter.toYarn(entry.getKey());
            CompletedTask ct = new CompletedTask(yarnTaskID, entry.getValue());
            Assert.assertNotNull("completed task report has null counters", ct.getReport().getCounters());
        }
        final List<String> originalDiagnostics = job.getDiagnostics();
        final String historyError = jobInfo.getErrorInfo();
        assertTrue("No original diagnostics for a failed job", originalDiagnostics != null && !originalDiagnostics.isEmpty());
        assertNotNull("No history error info for a failed job ", historyError);
        for (String diagString : originalDiagnostics) {
            assertTrue(historyError.contains(diagString));
        }
    } finally {
        LOG.info("FINISHED testCountersForFailedTask");
    }
}