Package org.apache.hadoop.mapred

Examples of org.apache.hadoop.mapred.RunningJob

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    FileOutputStream fos = new FileOutputStream(inFile.toString());
    fos.write((line1 + "\n").getBytes());
    fos.write((line2 + "\n").getBytes());
    fos.close();
    JobClient jc = new JobClient(conf);
    RunningJob r_job = jc.submitJob(conf);
    while (!r_job.isComplete()) {
      Thread.sleep(1000);
    }
   
    if (!r_job.isSuccessful()) {
      fail("Oops! The job broke due to an unexpected error");
    }
    Path[] outputFiles = FileUtil.stat2Paths(
        getFileSystem().listStatus(outDir,
        new OutputLogFilter()));
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      Submitter.setExecutable(job, fs.makeQualified(wordExec).toString());
      Submitter.setIsJavaRecordReader(job, true);
      Submitter.setIsJavaRecordWriter(job, true);
      FileInputFormat.setInputPaths(job, inputPath);
      FileOutputFormat.setOutputPath(job, outputPath);
      RunningJob rJob = null;
      if (numReduces == 0) {
        rJob = Submitter.jobSubmit(job);
       
        while (!rJob.isComplete()) {
          try {
            Thread.sleep(1000);
          } catch (InterruptedException ie) {
            throw new RuntimeException(ie);
          }
        }
      } else {
        rJob = Submitter.runJob(job);
      }
      assertTrue("pipes job failed", rJob.isSuccessful());
     
      Counters counters = rJob.getCounters();
      Counters.Group wordCountCounters = counters.getGroup("WORDCOUNT");
      int numCounters = 0;
      for (Counter c : wordCountCounters) {
        System.out.println(c);
        ++numCounters;
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  /**
   * Check the state of this running job. The state may
   * remain the same, become SUCCESS or FAILED.
   */
  private void checkRunningState() {
    RunningJob running = null;
    try {
      running = jc.getJob(this.mapredJobID);
      if (running.isComplete()) {
        if (running.isSuccessful()) {
          this.state = Job.SUCCESS;
        } else {
          this.state = Job.FAILED;
          this.message = "Job failed!";
          try {
            running.killJob();
          } catch (IOException e1) {

          }
          try {
            this.jc.close();
          } catch (IOException e2) {

          }
        }
      }

    } catch (IOException ioe) {
      this.state = Job.FAILED;
      this.message = StringUtils.stringifyException(ioe);
      try {
        if (running != null)
          running.killJob();
      } catch (IOException e1) {

      }
      try {
        this.jc.close();
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            }
          }
        }
      }
      RunningJob running = jc.submitJob(theJobConf);
      this.mapredJobID = running.getJobID();
      this.state = Job.RUNNING;
    } catch (IOException ioe) {
      this.state = Job.FAILED;
      this.message = StringUtils.stringifyException(ioe);
    }
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    protected void processKill(String jobid) throws IOException
    {
        if (mJobConf != null) {
            JobClient jc = new JobClient(mJobConf);
            JobID id = JobID.forName(jobid);
            RunningJob job = jc.getJob(id);
            if (job == null)
                System.out.println("Job with id " + jobid + " is not active");
            else
            {   
                job.killJob();
                log.info("Kill " + id + " submitted.");
            }
        }
    }
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            JobConf jobConf = job.getJobConf();
           
           
                RunningJob rj = null;
                try {
                    rj = jobClient.getJob(job.getAssignedJobID());
                } catch (IOException e1) {
                    String error = "Unable to get the job statistics from JobClient.";
                    throw new ExecException(error, e1);
                }
                if(rj == null)
                    continue;
               
                Map<String, String> jobStats = new HashMap<String, String>();
                stats.put(job.getAssignedJobID().toString(), jobStats);
               
                try {
                    PhysicalPlan plan = (PhysicalPlan) ObjectSerializer.deserialize(jobConf.get("pig.mapPlan"));
                    jobStats.put("PIG_STATS_MAP_PLAN", plan.toString());
                    plan = (PhysicalPlan) ObjectSerializer.deserialize(jobConf.get("pig.combinePlan"));
                    if(plan != null) {
                        jobStats.put("PIG_STATS_COMBINE_PLAN", plan.toString());
                    }
                    plan = (PhysicalPlan) ObjectSerializer.deserialize(jobConf.get("pig.reducePlan"));
                    if(plan != null) {
                        jobStats.put("PIG_STATS_REDUCE_PLAN", plan.toString());
                    }
                } catch (IOException e2) {
                    String error = "Error deserializing plans from the JobConf.";
                    throw new RuntimeException(error, e2);
                }
               
                Counters counters = null;
                try {
                    counters = rj.getCounters();
                    // This code checks if the counters is null, if it is, then all the stats are unknown.
                    // We use -1 to indicate unknown counter. In fact, Counters should not be null, it is
                    // a hadoop bug, once this bug is fixed in hadoop, the null handling code should never be hit.
                    // See Pig-943
                    if (counters!=null)
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        String group = conf.get("group.name");
        JobClient jobClient = Services.get().get(HadoopAccessorService.class).createJobClient(user, conf);

        String launcherId = action.getExternalId();

        final RunningJob launcherJob = jobClient.getJob(JobID.forName(launcherId));

        waitFor(120 * 1000, new Predicate() {
            public boolean evaluate() throws Exception {
                return launcherJob.isComplete();
            }
        });
        assertTrue(launcherJob.isSuccessful());
        assertTrue(LauncherMapper.hasIdSwap(launcherJob));
    }
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        JobClient jobClient = Services.get().get(HadoopAccessorService.class).createJobClient(user, conf);

        String launcherId = action.getExternalId();

        // retrieve launcher job
        final RunningJob launcherJob = jobClient.getJob(JobID.forName(launcherId));

        // time out after 120 seconds unless launcher job succeeds
        waitFor(240 * 1000, new Predicate() {
            public boolean evaluate() throws Exception {
                return launcherJob.isComplete();
            }
        });
        // check if launcher job succeeds
        assertTrue(launcherJob.isSuccessful());
        assertTrue(LauncherMapper.hasIdSwap(launcherJob));
    }
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  /**
   * Check the state of this running job. The state may
   * remain the same, become SUCCESS or FAILED.
   */
  private void checkRunningState() {
    RunningJob running = null;
    try {
      running = jc.getJob(this.mapredJobID);
      if (running.isComplete()) {
        if (running.isSuccessful()) {
          this.state = Job.SUCCESS;
        } else {
          this.state = Job.FAILED;
          this.message = "Job failed!";
          try {
            running.killJob();
          } catch (IOException e1) {

          }
          try {
            this.jc.close();
          } catch (IOException e2) {

          }
        }
      }

    } catch (IOException ioe) {
      this.state = Job.FAILED;
      this.message = StringUtils.stringifyException(ioe);
      try {
        if (running != null)
          running.killJob();
      } catch (IOException e1) {

      }
      try {
        this.jc.close();
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            }
          }
        }
      }
      RunningJob running = jc.submitJob(theJobConf);
      this.mapredJobID = running.getID();
      this.state = Job.RUNNING;
    } catch (IOException ioe) {
      this.state = Job.FAILED;
      this.message = StringUtils.stringifyException(ioe);
    }
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