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Java JobClient.monitorAndPrintJob方法代码示例

本文整理汇总了Java中org.apache.hadoop.mapred.JobClient.monitorAndPrintJob方法的典型用法代码示例。如果您正苦于以下问题:Java JobClient.monitorAndPrintJob方法的具体用法?Java JobClient.monitorAndPrintJob怎么用?Java JobClient.monitorAndPrintJob使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在org.apache.hadoop.mapred.JobClient的用法示例。


在下文中一共展示了JobClient.monitorAndPrintJob方法的3个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: runJob

import org.apache.hadoop.mapred.JobClient; //导入方法依赖的package包/类
static boolean runJob(JobConf conf, Path inDir, Path outDir, int numMaps, 
                         int numReds) throws IOException, InterruptedException {

  FileSystem fs = FileSystem.get(conf);
  if (fs.exists(outDir)) {
    fs.delete(outDir, true);
  }
  if (!fs.exists(inDir)) {
    fs.mkdirs(inDir);
  }
  String input = "The quick brown fox\n" + "has many silly\n"
      + "red fox sox\n";
  for (int i = 0; i < numMaps; ++i) {
    DataOutputStream file = fs.create(new Path(inDir, "part-" + i));
    file.writeBytes(input);
    file.close();
  }

  DistributedCache.addFileToClassPath(TestMRJobs.APP_JAR, conf, fs);
  conf.setOutputCommitter(CustomOutputCommitter.class);
  conf.setInputFormat(TextInputFormat.class);
  conf.setOutputKeyClass(LongWritable.class);
  conf.setOutputValueClass(Text.class);

  FileInputFormat.setInputPaths(conf, inDir);
  FileOutputFormat.setOutputPath(conf, outDir);
  conf.setNumMapTasks(numMaps);
  conf.setNumReduceTasks(numReds);

  JobClient jobClient = new JobClient(conf);
  
  RunningJob job = jobClient.submitJob(conf);
  return jobClient.monitorAndPrintJob(conf, job);
}
 
开发者ID:naver,项目名称:hadoop,代码行数:35,代码来源:TestMROldApiJobs.java

示例2: runJob

import org.apache.hadoop.mapred.JobClient; //导入方法依赖的package包/类
static boolean runJob(JobConf conf) throws Exception {
  JobClient jobClient = new JobClient(conf);
  RunningJob job = jobClient.submitJob(conf);
  return jobClient.monitorAndPrintJob(conf, job);
}
 
开发者ID:naver,项目名称:hadoop,代码行数:6,代码来源:TestMRAppWithCombiner.java

示例3: submitAndMonitorJob

import org.apache.hadoop.mapred.JobClient; //导入方法依赖的package包/类
public int submitAndMonitorJob() throws IOException {

    if (jar_ != null && isLocalHadoop()) {
      // getAbs became required when shell and subvm have different working dirs...
      File wd = new File(".").getAbsoluteFile();
      RunJar.unJar(new File(jar_), wd);
    }

    // if jobConf_ changes must recreate a JobClient
    jc_ = new JobClient(jobConf_);
    running_ = null;
    try {
      running_ = jc_.submitJob(jobConf_);
      jobId_ = running_.getID();
      if (background_) {
        LOG.info("Job is running in background.");
      } else if (!jc_.monitorAndPrintJob(jobConf_, running_)) {
        LOG.error("Job not successful!");
        return 1;
      }
      LOG.info("Output directory: " + output_);
    } catch(FileNotFoundException fe) {
      LOG.error("Error launching job , bad input path : " + fe.getMessage());
      return 2;
    } catch(InvalidJobConfException je) {
      LOG.error("Error launching job , Invalid job conf : " + je.getMessage());
      return 3;
    } catch(FileAlreadyExistsException fae) {
      LOG.error("Error launching job , Output path already exists : "
                + fae.getMessage());
      return 4;
    } catch(IOException ioe) {
      LOG.error("Error Launching job : " + ioe.getMessage());
      return 5;
    } catch (InterruptedException ie) {
      LOG.error("Error monitoring job : " + ie.getMessage());
      return 6;
    } finally {
      jc_.close();
    }
    return 0;
  }
 
开发者ID:naver,项目名称:hadoop,代码行数:43,代码来源:StreamJob.java


注:本文中的org.apache.hadoop.mapred.JobClient.monitorAndPrintJob方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。