Examples of org.apache.hama.bsp.BSPMaster

org.apache.hama.bsp.BSPMaster

BSPMaster is responsible to control all the groom servers and to manage bsp jobs. It has the following responsibilities:

Job submission. BSPMaster is responsible for accepting new job requests and assigning the job to scheduler for scheduling BSP Tasks defined for the job.
GroomServer monitoring BSPMaster keeps track of all the groom servers in the cluster. It is responsible for adding new grooms to the cluster and keeping a tab on all the grooms and could blacklist a groom if it get fails the availability requirement.
BSPMaster keeps track of all the task status for each job and handles the failure of job as requested by the jobs.

      System.exit(-1);
    }


    try {
      HamaConfiguration conf = new HamaConfiguration(getConf());
      BSPMaster master = BSPMaster.startMaster(conf);
      master.offerService();
    } catch (Throwable e) {
      LOG.fatal(StringUtils.stringifyException(e));
      return -1;
    }
    return 0;

          listArea[0] = uit.getArea(tplfile, "tasklist0");
          listArea[1] = uit.getArea(tplfile, "tasklist1");
          listArea[2] = uit.getArea(tplfile, "tasklist2");


          ServletContext ctx = getServletContext();
          BSPMaster tracker = (BSPMaster) ctx.getAttribute("bsp.master");
          ClusterStatus status = tracker.getClusterStatus(true);
          JobStatus jobStatus = tracker.getJobStatus(BSPJobID.forName(jobId));


          vars.put("hamaLogDir", hamaLogDir);
          vars.put("dirName", dirName);
          vars.put("targetUri", targetUri);
          vars.put("jobId", jobId);

Related Classes of org.apache.hama.bsp.BSPMaster

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