Package org.apache.hadoop.mapreduce.v2.app.rm

Examples of org.apache.hadoop.mapreduce.v2.app.rm.ContainerRequestEvent

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    if (earlierFailedAttempt) {
      return ContainerRequestEvent
          .createContainerRequestEventForFailedContainer(attemptId,
              containerNeed);
    }
    return new ContainerRequestEvent(attemptId, containerNeed, hosts,
        new String[] { NetworkTopology.DEFAULT_RACK });
  }
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    ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(2)).handle(arg.capture());
    if (!(arg.getAllValues().get(1) instanceof ContainerRequestEvent)) {
      Assert.fail("Second Event not of type ContainerRequestEvent");
    }
    ContainerRequestEvent cre =
        (ContainerRequestEvent) arg.getAllValues().get(1);
    String[] requestedRacks = cre.getRacks();
    //Only a single occurance of /DefaultRack
    assertEquals(1, requestedRacks.length);
  }
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    }
    Map<String, Boolean> expected = new HashMap<String, Boolean>();
    expected.put("host1", true);
    expected.put("host2", true);
    expected.put("host3", true);
    ContainerRequestEvent cre =
        (ContainerRequestEvent) arg.getAllValues().get(1);
    String[] requestedHosts = cre.getHosts();
    for (String h : requestedHosts) {
      expected.remove(h);
    }
    assertEquals(0, expected.size());
  }
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    ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(2)).handle(arg.capture());
    if (!(arg.getAllValues().get(1) instanceof ContainerRequestEvent)) {
      Assert.fail("Second Event not of type ContainerRequestEvent");
    }
    ContainerRequestEvent cre =
        (ContainerRequestEvent) arg.getAllValues().get(1);
    String[] requestedRacks = cre.getRacks();
    //Only a single occurrence of /DefaultRack
    assertEquals(1, requestedRacks.length);
  }
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    }
    Map<String, Boolean> expected = new HashMap<String, Boolean>();
    expected.put("host1", true);
    expected.put("host2", true);
    expected.put("host3", true);
    ContainerRequestEvent cre =
        (ContainerRequestEvent) arg.getAllValues().get(1);
    String[] requestedHosts = cre.getHosts();
    for (String h : requestedHosts) {
      expected.remove(h);
    }
    assertEquals(0, expected.size());
  }
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      } else {
        Set<String> racks = new HashSet<String>();
        for (String host : taskAttempt.dataLocalHosts) {
          racks.add(RackResolver.resolve(host).getNetworkLocation());
        }
        taskAttempt.eventHandler.handle(new ContainerRequestEvent(
            taskAttempt.attemptId, taskAttempt.resourceCapability, taskAttempt
                .resolveHosts(taskAttempt.dataLocalHosts), racks
                .toArray(new String[racks.size()])));
      }
    }
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    MockNM nodeManager2 = rm.registerNode("h2:1234", 10240);
    MockNM nodeManager3 = rm.registerNode("h3:1234", 10240);
    dispatcher.await();

    // create the container request
    ContainerRequestEvent event1 = createReq(jobId, 1, 1024,
        new String[] { "h1" });
    allocator.sendRequest(event1);

    // send 1 more request with different resource req
    ContainerRequestEvent event2 = createReq(jobId, 2, 1024,
        new String[] { "h2" });
    allocator.sendRequest(event2);

    // this tells the scheduler about the requests
    // as nodes are not added, no allocations
    List<TaskAttemptContainerAssignedEvent> assigned = allocator.schedule();
    dispatcher.await();
    Assert.assertEquals("No of assignments must be 0", 0, assigned.size());

    // send another request with different resource and priority
    ContainerRequestEvent event3 = createReq(jobId, 3, 1024,
        new String[] { "h3" });
    allocator.sendRequest(event3);

    // this tells the scheduler about the requests
    // as nodes are not added, no allocations
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    MockNM nodeManager2 = rm.registerNode("h2:1234", 10240);
    MockNM nodeManager3 = rm.registerNode("h3:1234", 10240);
    dispatcher.await();

    // create the container request
    ContainerRequestEvent event1 = createReq(jobId, 1, 1024,
        new String[] { "h1" });
    allocator.sendRequest(event1);

    // send 1 more request with different resource req
    ContainerRequestEvent event2 = createReq(jobId, 2, 2048,
        new String[] { "h2" });
    allocator.sendRequest(event2);

    // this tells the scheduler about the requests
    // as nodes are not added, no allocations
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    MockNM nodeManager3 = rm.registerNode("h3:1234", 10240);
    dispatcher.await();

    // create the container request
    // send MAP request
    ContainerRequestEvent event1 = createReq(jobId, 1, 2048, new String[] {
        "h1", "h2" }, true, false);
    allocator.sendRequest(event1);

    // send REDUCE request
    ContainerRequestEvent event2 = createReq(jobId, 2, 3000,
        new String[] { "h1" }, false, true);
    allocator.sendRequest(event2);

    // send MAP request
    ContainerRequestEvent event3 = createReq(jobId, 3, 2048,
        new String[] { "h3" }, false, false);
    allocator.sendRequest(event3);

    // this tells the scheduler about the requests
    // as nodes are not added, no allocations
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    MockNM nodeManager2 = rm.registerNode("h2:1234", 10240);
    MockNM nodeManager3 = rm.registerNode("h3:1234", 10240);
    dispatcher.await();

    // create the container request
    ContainerRequestEvent event1 = createReq(jobId, 1, 1024,
        new String[] { "h1" });
    allocator.sendRequest(event1);

    // send 1 more request with different resource req
    ContainerRequestEvent event2 = createReq(jobId, 2, 1024,
        new String[] { "h2" });
    allocator.sendRequest(event2);

    // send another request with different resource and priority
    ContainerRequestEvent event3 = createReq(jobId, 3, 1024,
        new String[] { "h3" });
    allocator.sendRequest(event3);

    // this tells the scheduler about the requests
    // as nodes are not added, no allocations
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Related Classes of org.apache.hadoop.mapreduce.v2.app.rm.ContainerRequestEvent

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  • org.apache.hadoop.mapred.JobConf
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