Examples with GetDiagnosticsRequest org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetDiagnosticsRequest used on opensource projects

Example 1 with GetDiagnosticsRequest

use of org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetDiagnosticsRequest in project hadoop by apache.

the class ClientServiceDelegate method getTaskDiagnostics.

public String[] getTaskDiagnostics(org.apache.hadoop.mapreduce.TaskAttemptID arg0) throws IOException, InterruptedException {
    org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId attemptID = TypeConverter.toYarn(arg0);
    GetDiagnosticsRequest request = recordFactory.newRecordInstance(GetDiagnosticsRequest.class);
    request.setTaskAttemptId(attemptID);
    List<String> list = ((GetDiagnosticsResponse) invoke("getDiagnostics", GetDiagnosticsRequest.class, request)).getDiagnosticsList();
    String[] result = new String[list.size()];
    int i = 0;
    for (String c : list) {
        result[i++] = c.toString();
    }
    return result;
}

Example 2 with GetDiagnosticsRequest

use of org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetDiagnosticsRequest in project hadoop by apache.

the class NotRunningJob method getDiagnostics.

@Override
public GetDiagnosticsResponse getDiagnostics(GetDiagnosticsRequest request) throws IOException {
    GetDiagnosticsResponse resp = recordFactory.newRecordInstance(GetDiagnosticsResponse.class);
    resp.addDiagnostics("");
    return resp;
}

Example 3 with GetDiagnosticsRequest

use of org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetDiagnosticsRequest in project hadoop by apache.

the class TestMRClientService method test.

@Test
public void test() throws Exception {
    MRAppWithClientService app = new MRAppWithClientService(1, 0, false);
    Configuration conf = new Configuration();
    Job job = app.submit(conf);
    app.waitForState(job, JobState.RUNNING);
    Assert.assertEquals("Num tasks not correct", 1, job.getTasks().size());
    Iterator<Task> it = job.getTasks().values().iterator();
    Task task = it.next();
    app.waitForState(task, TaskState.RUNNING);
    TaskAttempt attempt = task.getAttempts().values().iterator().next();
    app.waitForState(attempt, TaskAttemptState.RUNNING);
    // send the diagnostic
    String diagnostic1 = "Diagnostic1";
    String diagnostic2 = "Diagnostic2";
    app.getContext().getEventHandler().handle(new TaskAttemptDiagnosticsUpdateEvent(attempt.getID(), diagnostic1));
    // send the status update
    TaskAttemptStatus taskAttemptStatus = new TaskAttemptStatus();
    taskAttemptStatus.id = attempt.getID();
    taskAttemptStatus.progress = 0.5f;
    taskAttemptStatus.stateString = "RUNNING";
    taskAttemptStatus.taskState = TaskAttemptState.RUNNING;
    taskAttemptStatus.phase = Phase.MAP;
    // send the status update
    app.getContext().getEventHandler().handle(new TaskAttemptStatusUpdateEvent(attempt.getID(), taskAttemptStatus));
    //verify that all object are fully populated by invoking RPCs.
    YarnRPC rpc = YarnRPC.create(conf);
    MRClientProtocol proxy = (MRClientProtocol) rpc.getProxy(MRClientProtocol.class, app.clientService.getBindAddress(), conf);
    GetCountersRequest gcRequest = recordFactory.newRecordInstance(GetCountersRequest.class);
    gcRequest.setJobId(job.getID());
    Assert.assertNotNull("Counters is null", proxy.getCounters(gcRequest).getCounters());
    GetJobReportRequest gjrRequest = recordFactory.newRecordInstance(GetJobReportRequest.class);
    gjrRequest.setJobId(job.getID());
    JobReport jr = proxy.getJobReport(gjrRequest).getJobReport();
    verifyJobReport(jr);
    GetTaskAttemptCompletionEventsRequest gtaceRequest = recordFactory.newRecordInstance(GetTaskAttemptCompletionEventsRequest.class);
    gtaceRequest.setJobId(job.getID());
    gtaceRequest.setFromEventId(0);
    gtaceRequest.setMaxEvents(10);
    Assert.assertNotNull("TaskCompletionEvents is null", proxy.getTaskAttemptCompletionEvents(gtaceRequest).getCompletionEventList());
    GetDiagnosticsRequest gdRequest = recordFactory.newRecordInstance(GetDiagnosticsRequest.class);
    gdRequest.setTaskAttemptId(attempt.getID());
    Assert.assertNotNull("Diagnostics is null", proxy.getDiagnostics(gdRequest).getDiagnosticsList());
    GetTaskAttemptReportRequest gtarRequest = recordFactory.newRecordInstance(GetTaskAttemptReportRequest.class);
    gtarRequest.setTaskAttemptId(attempt.getID());
    TaskAttemptReport tar = proxy.getTaskAttemptReport(gtarRequest).getTaskAttemptReport();
    verifyTaskAttemptReport(tar);
    GetTaskReportRequest gtrRequest = recordFactory.newRecordInstance(GetTaskReportRequest.class);
    gtrRequest.setTaskId(task.getID());
    Assert.assertNotNull("TaskReport is null", proxy.getTaskReport(gtrRequest).getTaskReport());
    GetTaskReportsRequest gtreportsRequest = recordFactory.newRecordInstance(GetTaskReportsRequest.class);
    gtreportsRequest.setJobId(job.getID());
    gtreportsRequest.setTaskType(TaskType.MAP);
    Assert.assertNotNull("TaskReports for map is null", proxy.getTaskReports(gtreportsRequest).getTaskReportList());
    gtreportsRequest = recordFactory.newRecordInstance(GetTaskReportsRequest.class);
    gtreportsRequest.setJobId(job.getID());
    gtreportsRequest.setTaskType(TaskType.REDUCE);
    Assert.assertNotNull("TaskReports for reduce is null", proxy.getTaskReports(gtreportsRequest).getTaskReportList());
    List<String> diag = proxy.getDiagnostics(gdRequest).getDiagnosticsList();
    Assert.assertEquals("Num diagnostics not correct", 1, diag.size());
    Assert.assertEquals("Diag 1 not correct", diagnostic1, diag.get(0).toString());
    TaskReport taskReport = proxy.getTaskReport(gtrRequest).getTaskReport();
    Assert.assertEquals("Num diagnostics not correct", 1, taskReport.getDiagnosticsCount());
    //send the done signal to the task
    app.getContext().getEventHandler().handle(new TaskAttemptEvent(task.getAttempts().values().iterator().next().getID(), TaskAttemptEventType.TA_DONE));
    app.waitForState(job, JobState.SUCCEEDED);
    // For invalid jobid, throw IOException
    gtreportsRequest = recordFactory.newRecordInstance(GetTaskReportsRequest.class);
    gtreportsRequest.setJobId(TypeConverter.toYarn(JobID.forName("job_1415730144495_0001")));
    gtreportsRequest.setTaskType(TaskType.REDUCE);
    try {
        proxy.getTaskReports(gtreportsRequest);
        fail("IOException not thrown for invalid job id");
    } catch (IOException e) {
    // Expected
    }
}

Example 4 with GetDiagnosticsRequest

use of org.apache.hadoop.mapreduce.v2.api.protocolrecords.GetDiagnosticsRequest 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));
}