Package org.apache.hadoop.mapred

Examples of org.apache.hadoop.mapred.Counters$Counter

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        return sb.toString();
    }

    @SuppressWarnings("deprecation")
    void addCounters(RunningJob rjob) {
        Counters counters = null;
        if (rjob != null) {
            try {
                counters = rjob.getCounters();
            } catch (IOException e) {
                LOG.warn("Unable to get job counters", e);
            }
        }
        if (counters != null) {
            Counters.Group taskgroup = counters
                    .getGroup(PigStatsUtil.TASK_COUNTER_GROUP);
            Counters.Group hdfsgroup = counters
                    .getGroup(PigStatsUtil.FS_COUNTER_GROUP);
            Counters.Group multistoregroup = counters
                    .getGroup(PigStatsUtil.MULTI_STORE_COUNTER_GROUP);
            Counters.Group multiloadgroup = counters
                    .getGroup(PigStatsUtil.MULTI_INPUTS_COUNTER_GROUP);

            mapInputRecords = taskgroup.getCounterForName(
                    PigStatsUtil.MAP_INPUT_RECORDS).getCounter();
            mapOutputRecords = taskgroup.getCounterForName(
                    PigStatsUtil.MAP_OUTPUT_RECORDS).getCounter();
            reduceInputRecords = taskgroup.getCounterForName(
                    PigStatsUtil.REDUCE_INPUT_RECORDS).getCounter();
            reduceOutputRecords = taskgroup.getCounterForName(
                    PigStatsUtil.REDUCE_OUTPUT_RECORDS).getCounter();
            hdfsBytesRead = hdfsgroup.getCounterForName(
                    PigStatsUtil.HDFS_BYTES_READ).getCounter();     
            hdfsBytesWritten = hdfsgroup.getCounterForName(
                    PigStatsUtil.HDFS_BYTES_WRITTEN).getCounter();           
            spillCount = counters.findCounter(
                    PigCounters.SPILLABLE_MEMORY_MANAGER_SPILL_COUNT)
                    .getCounter();
            activeSpillCountObj = counters.findCounter(
                    PigCounters.PROACTIVE_SPILL_COUNT_BAGS).getCounter();
            activeSpillCountRecs = counters.findCounter(
                    PigCounters.PROACTIVE_SPILL_COUNT_RECS).getCounter();

            Iterator<Counter> iter = multistoregroup.iterator();
            while (iter.hasNext()) {
                Counter cter = iter.next();
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    }
  }
 
  private static void addCounter(Map<String, Counters> countersMap,
                              DistRaid job, Counter[] ctrNames) {
    Counters total_ctrs = null;
    Counters ctrs = null;
    try {
      ctrs = job.getCounters();
      if (ctrs == null) {
        LOG.warn("No counters for " + job.getJobID());
        return;
      }
    } catch (Exception e) {
      LOG.error(e);
      return;
    }
    String currDate = dateForm.format(new Date(RaidNode.now()));
    synchronized(countersMap) {
      if (countersMap.containsKey(currDate)) {
        total_ctrs = countersMap.get(currDate);
      } else {
        total_ctrs = new Counters();
        countersMap.put(currDate, total_ctrs);
      }
      for (Counter ctrName : ctrNames) {
        Counters.Counter ctr = ctrs.findCounter(ctrName);
        if (ctr != null) {
          total_ctrs.incrCounter(ctrName, ctr.getValue());
          LOG.info(ctrName + " " + ctr.getValue() + ": " + total_ctrs.getCounter(ctrName));
        }
      }
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         LOG.info("Job Complete(Succeeded): " + jobID);
       } else {
         LOG.info("Job Complete(Failed): " + jobID);
       }
       raidPolicyPathPairList.clear();
       Counters ctrs = runningJob.getCounters();
       if (ctrs != null) {
         RaidNodeMetrics metrics = RaidNodeMetrics.getInstance(RaidNodeMetrics.DEFAULT_NAMESPACE_ID);
         if (ctrs.findCounter(Counter.FILES_FAILED) != null) {
           long filesFailed = ctrs.findCounter(Counter.FILES_FAILED).getValue();
           metrics.raidFailures.inc(filesFailed);
         }
         long slotSeconds = ctrs.findCounter(
          JobInProgress.Counter.SLOTS_MILLIS_MAPS).getValue() / 1000;
         metrics.raidSlotSeconds.inc(slotSeconds);
       }
       return true;
     } else {
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    this();
    setReducer(r);
  }

  public ReduceDriver() {
    setCounters(new Counters());
  }
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  }

  public PipelineMapReduceDriver() {
    mapReducePipeline = new ArrayList<Pair<Mapper, Reducer>>();
    inputList = new ArrayList<Pair<K1, V1>>();
    setCounters(new Counters());
  }
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    this(m, r);
    setCombiner(c);
  }

  public MapReduceDriver() {
    setCounters(new Counters());
  }
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      // let the job retry several times, which eventually lead to failure.
      if (fatal) {
        continue; // wait until rj.isComplete
      }

      Counters ctrs = th.getCounters();

      if (fatal = checkFatalErrors(ctrs, errMsg)) {
        console.printError("[Fatal Error] " + errMsg.toString() + ". Killing the job.");
        rj.killJob();
        continue;
      }
      errMsg.setLength(0);

      updateCounters(ctrs, rj);

      String report = " " + getId() + " map = " + mapProgress + "%,  reduce = " + reduceProgress
          + "%";

      if (!report.equals(lastReport)
          || System.currentTimeMillis() >= reportTime + maxReportInterval) {

        // write out serialized plan with counters to log file
        // LOG.info(queryPlan);
        String output = dateFormat.format(Calendar.getInstance().getTime()) + report;
        SessionState ss = SessionState.get();
        if (ss != null) {
          ss.getHiveHistory().setTaskCounters(SessionState.get().getQueryId(), getId(), ctrs);
          ss.getHiveHistory().setTaskProperty(SessionState.get().getQueryId(), getId(),
              Keys.TASK_HADOOP_PROGRESS, output);
          ss.getHiveHistory().progressTask(SessionState.get().getQueryId(), this.task);
          this.callBackObj.logPlanProgress(ss);
        }
        console.printInfo(output);
        lastReport = report;
        reportTime = System.currentTimeMillis();
      }
    }

    boolean success;
    Counters ctrs = th.getCounters();

    if (fatal) {
      success = false;
    } else {
      // check for fatal error again in case it occurred after
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                LOG.warn("Couldn't find job status for jobId=" + jobId);
                return js;
            }

            JobID jobID = rj.getID();
            Counters counters = rj.getCounters();
            js.setCounters(buildCountersMap(counters));
            js.setWarnings(getRunningJobWarnings(jobClient, jobID));

            js.setJobName(rj.getJobName());
            js.setTrackingUrl(rj.getTrackingURL());
            js.setIsComplete(rj.isComplete());
            js.setIsSuccessful(rj.isSuccessful());
            js.setMapProgress(rj.mapProgress());
            js.setReduceProgress(rj.reduceProgress());
            js.setTotalMappers((int)counters.findCounter(JobInProgress.Counter.TOTAL_LAUNCHED_MAPS).getCounter());
            js.setTotalReducers((int)counters.findCounter(JobInProgress.Counter.TOTAL_LAUNCHED_REDUCES).getCounter());
            return js;
        } catch (IOException e) {
            LOG.error("Error getting job info.", e);
        }
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        return sb.toString();
    }

    @SuppressWarnings("deprecation")
    void addCounters(RunningJob rjob) {
        Counters counters = null;
        if (rjob != null) {
            try {
                counters = rjob.getCounters();
            } catch (IOException e) {
                LOG.warn("Unable to get job counters", e);
            }
        }
        if (counters != null) {
            Counters.Group taskgroup = counters
                    .getGroup(PigStatsUtil.TASK_COUNTER_GROUP);
            Counters.Group hdfsgroup = counters
                    .getGroup(PigStatsUtil.FS_COUNTER_GROUP);
            Counters.Group multistoregroup = counters
                    .getGroup(PigStatsUtil.MULTI_STORE_COUNTER_GROUP);
            Counters.Group multiloadgroup = counters
                    .getGroup(PigStatsUtil.MULTI_INPUTS_COUNTER_GROUP);

            mapInputRecords = taskgroup.getCounterForName(
                    PigStatsUtil.MAP_INPUT_RECORDS).getCounter();
            mapOutputRecords = taskgroup.getCounterForName(
                    PigStatsUtil.MAP_OUTPUT_RECORDS).getCounter();
            reduceInputRecords = taskgroup.getCounterForName(
                    PigStatsUtil.REDUCE_INPUT_RECORDS).getCounter();
            reduceOutputRecords = taskgroup.getCounterForName(
                    PigStatsUtil.REDUCE_OUTPUT_RECORDS).getCounter();
            hdfsBytesRead = hdfsgroup.getCounterForName(
                    PigStatsUtil.HDFS_BYTES_READ).getCounter();     
            hdfsBytesWritten = hdfsgroup.getCounterForName(
                    PigStatsUtil.HDFS_BYTES_WRITTEN).getCounter();           
            spillCount = counters.findCounter(
                    PigCounters.SPILLABLE_MEMORY_MANAGER_SPILL_COUNT)
                    .getCounter();
            activeSpillCountObj = counters.findCounter(
                    PigCounters.PROACTIVE_SPILL_COUNT_BAGS).getCounter();
            activeSpillCountRecs = counters.findCounter(
                    PigCounters.PROACTIVE_SPILL_COUNT_RECS).getCounter();

            Iterator<Counter> iter = multistoregroup.iterator();
            while (iter.hasNext()) {
                Counter cter = iter.next();
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   */
  protected boolean checkFatalErrors(TaskHandle t, StringBuffer errMsg) {
    ExecDriverTaskHandle th = (ExecDriverTaskHandle) t;
    RunningJob rj = th.getRunningJob();
    try {
      Counters ctrs = th.getCounters();
      for (Operator<? extends Serializable> op: work.getAliasToWork().values()) {
        if (op.checkFatalErrors(ctrs, errMsg))
          return true;
      }
      return false;
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