@Override
  public int run(String[] args) throws Exception {
    if (args.length != 2) {
      System.err.printf(
          "Usage: %s [generic options] <input> <output>\n", getClass().getSimpleName());
      ToolRunner.printGenericCommandUsage(System.err);
      return -1;
    }

    JobConf conf = new JobConf(getConf(), getClass());
    conf.setJobName("Max temperature");

    FileInputFormat.addInputPath(conf, new Path(args[0]));
    FileOutputFormat.setOutputPath(conf, new Path(args[1]));

    conf.setOutputKeyClass(Text.class);
    conf.setOutputValueClass(IntWritable.class);

    conf.setMapperClass(MaxTemperatureMapper.class);
    conf.setCombinerClass(MaxTemperatureReducer.class);
    conf.setReducerClass(MaxTemperatureReducer.class);

    // vv MaxTemperatureDriverV6
    conf.setProfileEnabled(true);
    conf.setProfileParams(
        "-agentlib:hprof=cpu=samples,heap=sites,depth=6," + "force=n,thread=y,verbose=n,file=%s");
    conf.setProfileTaskRange(true, "0-2");
    // ^^ MaxTemperatureDriverV6

    JobClient.runJob(conf);
    return 0;
  }
Ejemplo n.º 2
0
  // Main function
  public static void main(String[] args) throws Exception {
    // TODO Auto-generated method stub

    JobConf conf = new JobConf(ProcessUnits.class);
    conf.setJobName("max_eletricityunits");
    conf.setOutputKeyClass(Text.class);
    conf.setOutputValueClass(IntWritable.class);
    conf.setMapperClass(EE_Mapper.class);
    conf.setCombinerClass(EE_Reducer.class);
    conf.setReducerClass(EE_Reducer.class);
    conf.setInputFormat(TextInputFormat.class);
    conf.setOutputFormat(TextOutputFormat.class);

    FileInputFormat.setInputPaths(conf, new Path(args[0]));
    FileOutputFormat.setOutputPath(conf, new Path(args[1]));

    JobClient.runJob(conf);
  }
Ejemplo n.º 3
0
  public static void main(String[] args) throws Exception {
    JobConf conf = new JobConf(WordCount.class);
    conf.setJobName("wordcount");

    conf.setOutputKeyClass(Text.class);
    conf.setOutputValueClass(IntWritable.class);

    conf.setMapperClass(Map.class);
    conf.setCombinerClass(Reduce.class);
    conf.setReducerClass(Reduce.class);

    conf.setInputFormat(TextInputFormat.class);
    conf.setOutputFormat(TextOutputFormat.class);

    FileInputFormat.setInputPaths(conf, new Path(args[0]));
    FileOutputFormat.setOutputPath(conf, new Path(args[1]));

    JobClient.runJob(conf);
  }
  public static void main(String args[]) throws IOException {
    JobConf job = new JobConf(WordCountJob.class);
    job.setJobName("Word Count Example");

    FileInputFormat.setInputPaths(job, args[0]);
    job.setInputFormat(TextInputFormat.class);

    job.setMapperClass(MapTask.class);
    job.setCombinerClass(ReduceTask.class);
    job.setReducerClass(ReduceTask.class);

    job.setOutputKeyClass(Text.class);
    job.setOutputValueClass(IntWritable.class);

    job.setOutputFormat(TextOutputFormat.class);
    FileOutputFormat.setOutputPath(job, new Path(args[1]));

    JobClient.runJob(job);
  }