Package org.apache.hadoop.yarn.server.resourcemanager

Examples of org.apache.hadoop.yarn.server.resourcemanager.Application.schedule()

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    application_1.addTask(task_1_0);
       
    // Send resource requests to the scheduler
    LOG.info("Send resource requests to the scheduler");
    application_0.schedule();
    application_1.schedule();
   
    // Send a heartbeat to kick the tires on the Scheduler
    LOG.info("Send a heartbeat to kick the tires on the Scheduler... " +
        "nm0 -> task_0_0 and task_1_0 allocated, used=4G " +
        "nm1 -> nothing allocated");
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    // Get allocations from the scheduler
    application_0.schedule();     // task_0_0
    checkApplicationResourceUsage(GB, application_0);

    application_1.schedule();     // task_1_0
    checkApplicationResourceUsage(3 * GB, application_1);
   
    nm_0.heartbeat();
    nm_1.heartbeat();
   
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    Task task_1_3 = new Task(application_1, priority_0,
        new String[] {ResourceRequest.ANY});
    application_1.addTask(task_1_3);
   
    application_1.schedule();
   
    Task task_0_1 = new Task(application_0, priority_1,
        new String[] {host_0, host_1});
    application_0.addTask(task_0_1);
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    // Get allocations from the scheduler
    LOG.info("Trying to allocate...");
    application_0.schedule();
    checkApplicationResourceUsage(3 * GB, application_0);
    application_1.schedule();
    checkApplicationResourceUsage(3 * GB, application_1);
    nm_0.heartbeat();
    nm_1.heartbeat();
    checkNodeResourceUsage(4*GB, nm_0);
    checkNodeResourceUsage(2*GB, nm_1);
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    // Complete tasks
    LOG.info("Finishing up task_0_0");
    application_0.finishTask(task_0_0); // Now task_0_1
    application_0.schedule();
    application_1.schedule();
    nm_0.heartbeat();
    nm_1.heartbeat();
    checkApplicationResourceUsage(3 * GB, application_0);
    checkApplicationResourceUsage(3 * GB, application_1);
    checkNodeResourceUsage(4*GB, nm_0);
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    checkNodeResourceUsage(2*GB, nm_1);

    LOG.info("Finishing up task_1_0");
    application_1.finishTask(task_1_0);  // Now task_0_2
    application_0.schedule(); // final overcommit for app0 caused here
    application_1.schedule();
    nm_0.heartbeat(); // final overcommit for app0 occurs here
    nm_1.heartbeat();
    checkApplicationResourceUsage(4 * GB, application_0);
    checkApplicationResourceUsage(0 * GB, application_1);
    //checkNodeResourceUsage(1*GB, nm_0);  // final over-commit -> rm.node->1G, test.node=2G
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    checkNodeResourceUsage(2*GB, nm_1);

    LOG.info("Finishing up task_0_3");
    application_0.finishTask(task_0_3); // No more
    application_0.schedule();
    application_1.schedule();
    nm_0.heartbeat();
    nm_1.heartbeat();
    checkApplicationResourceUsage(2 * GB, application_0);
    checkApplicationResourceUsage(0 * GB, application_1);
    //checkNodeResourceUsage(2*GB, nm_0);  // final over-commit, rm.node->1G, test.node->2G
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    checkNodeResourceUsage(0*GB, nm_1);
   
    LOG.info("Finishing up task_0_1");
    application_0.finishTask(task_0_1);
    application_0.schedule();
    application_1.schedule();
    nm_0.heartbeat();
    nm_1.heartbeat();
    checkApplicationResourceUsage(1 * GB, application_0);
    checkApplicationResourceUsage(0 * GB, application_1);
   
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    checkApplicationResourceUsage(0 * GB, application_1);
   
    LOG.info("Finishing up task_0_2");
    application_0.finishTask(task_0_2); // now task_1_3 can go!
    application_0.schedule();
    application_1.schedule();
    nm_0.heartbeat();
    nm_1.heartbeat();
    checkApplicationResourceUsage(0 * GB, application_0);
    checkApplicationResourceUsage(4 * GB, application_1);
   
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    checkApplicationResourceUsage(4 * GB, application_1);
   
    LOG.info("Finishing up task_1_3");
    application_1.finishTask(task_1_3); // now task_1_1
    application_0.schedule();
    application_1.schedule();
    nm_0.heartbeat();
    nm_1.heartbeat();
    checkApplicationResourceUsage(0 * GB, application_0);
    checkApplicationResourceUsage(3 * GB, application_1);
   
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