public static void main(String[] args) throws IOException { if (args.length != 3) { System.out.println("Parameters: inputDir outputDir parallel"); System.exit(1); } String inputDir = args[0]; String outputDir = args[1]; String parallel = args[2]; JobConf lp = new JobConf(L10.class); lp.setJobName("L10 Load Page Views"); lp.setInputFormat(TextInputFormat.class); lp.setOutputKeyClass(MyType.class); lp.setOutputValueClass(Text.class); lp.setMapperClass(ReadPageViews.class); lp.setReducerClass(Group.class); lp.setPartitionerClass(MyPartitioner.class); Properties props = System.getProperties(); for (Map.Entry<Object, Object> entry : props.entrySet()) { lp.set((String) entry.getKey(), (String) entry.getValue()); } FileInputFormat.addInputPath(lp, new Path(inputDir + "/page_views")); FileOutputFormat.setOutputPath(lp, new Path(outputDir + "/L10out")); // Hardcode the parallel to 40 since MyPartitioner assumes it lp.setNumReduceTasks(40); Job group = new Job(lp); JobControl jc = new JobControl("L10 join"); jc.addJob(group); new Thread(jc).start(); int i = 0; while (!jc.allFinished()) { ArrayList<Job> failures = jc.getFailedJobs(); if (failures != null && failures.size() > 0) { for (Job failure : failures) { System.err.println(failure.getMessage()); } break; } try { Thread.sleep(5000); } catch (InterruptedException e) { } if (i % 10000 == 0) { System.out.println("Running jobs"); ArrayList<Job> running = jc.getRunningJobs(); if (running != null && running.size() > 0) { for (Job r : running) { System.out.println(r.getJobName()); } } System.out.println("Ready jobs"); ArrayList<Job> ready = jc.getReadyJobs(); if (ready != null && ready.size() > 0) { for (Job r : ready) { System.out.println(r.getJobName()); } } System.out.println("Waiting jobs"); ArrayList<Job> waiting = jc.getWaitingJobs(); if (waiting != null && waiting.size() > 0) { for (Job r : ready) { System.out.println(r.getJobName()); } } System.out.println("Successful jobs"); ArrayList<Job> success = jc.getSuccessfulJobs(); if (success != null && success.size() > 0) { for (Job r : ready) { System.out.println(r.getJobName()); } } } i++; } ArrayList<Job> failures = jc.getFailedJobs(); if (failures != null && failures.size() > 0) { for (Job failure : failures) { System.err.println(failure.getMessage()); } } jc.stop(); }
public static void main(String[] args) throws IOException { JobConf lp = new JobConf(L4.class); lp.setJobName("Load Page Views"); lp.setInputFormat(TextInputFormat.class); lp.setOutputKeyClass(Text.class); lp.setOutputValueClass(Text.class); lp.setMapperClass(ReadPageViews.class); lp.setCombinerClass(Combiner.class); lp.setReducerClass(Group.class); Properties props = System.getProperties(); String dataDir = props.getProperty("PIGMIX_DIR", "/user/pig/tests/data/pigmix"); for (Map.Entry<Object, Object> entry : props.entrySet()) { lp.set((String) entry.getKey(), (String) entry.getValue()); } FileInputFormat.addInputPath(lp, new Path(dataDir, "page_views")); FileOutputFormat.setOutputPath( lp, new Path("/user/" + System.getProperty("user.name") + "/L4out")); lp.setNumReduceTasks(40); Job group = new Job(lp); JobControl jc = new JobControl("L4 join"); jc.addJob(group); new Thread(jc).start(); int i = 0; while (!jc.allFinished()) { ArrayList<Job> failures = jc.getFailedJobs(); if (failures != null && failures.size() > 0) { for (Job failure : failures) { System.err.println(failure.getMessage()); } break; } try { Thread.sleep(5000); } catch (InterruptedException e) { } if (i % 10000 == 0) { System.out.println("Running jobs"); ArrayList<Job> running = jc.getRunningJobs(); if (running != null && running.size() > 0) { for (Job r : running) { System.out.println(r.getJobName()); } } System.out.println("Ready jobs"); ArrayList<Job> ready = jc.getReadyJobs(); if (ready != null && ready.size() > 0) { for (Job r : ready) { System.out.println(r.getJobName()); } } System.out.println("Waiting jobs"); ArrayList<Job> waiting = jc.getWaitingJobs(); if (waiting != null && waiting.size() > 0) { for (Job r : ready) { System.out.println(r.getJobName()); } } System.out.println("Successful jobs"); ArrayList<Job> success = jc.getSuccessfulJobs(); if (success != null && success.size() > 0) { for (Job r : ready) { System.out.println(r.getJobName()); } } } i++; } ArrayList<Job> failures = jc.getFailedJobs(); if (failures != null && failures.size() > 0) { for (Job failure : failures) { System.err.println(failure.getMessage()); } } jc.stop(); }