Example usage for org.apache.hadoop.mapred.jobcontrol Job getJobConf

Introduction

In this page you can find the example usage for org.apache.hadoop.mapred.jobcontrol Job getJobConf.

Prototype

public synchronized JobConf getJobConf() 

Source Link

Usage

From source file:org.apache.pig.test.TestGroupConstParallelMR.java

License:Apache License

@Override
public void checkGroupNonConstWithParallelResult(PhysicalPlan pp, PigContext pc) throws Exception {
    MROperPlan mrPlan = Util.buildMRPlan(pp, pc);

    ConfigurationValidator.validatePigProperties(pc.getProperties());
    Configuration conf = ConfigurationUtil.toConfiguration(pc.getProperties());
    JobControlCompiler jcc = new JobControlCompiler(pc, conf);

    JobControl jobControl = jcc.compile(mrPlan, "Test");
    Job job = jobControl.getWaitingJobs().get(0);
    int parallel = job.getJobConf().getNumReduceTasks();

    assertEquals("parallism", 100, parallel);
}

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From source file:org.apache.pig.test.TestJobSubmission.java

License:Apache License

@Test
public void testDefaultParallel() throws Throwable {
    pc.defaultParallel = 100;//  w w w . j  ava 2  s.  c o  m

    String query = "a = load 'input';" + "b = group a by $0;" + "store b into 'output';";
    PigServer ps = new PigServer(ExecType.MAPREDUCE, cluster.getProperties());
    PhysicalPlan pp = Util.buildPp(ps, query);
    MROperPlan mrPlan = Util.buildMRPlan(pp, pc);

    ConfigurationValidator.validatePigProperties(pc.getProperties());
    Configuration conf = ConfigurationUtil.toConfiguration(pc.getProperties());
    JobControlCompiler jcc = new JobControlCompiler(pc, conf);

    JobControl jobControl = jcc.compile(mrPlan, "Test");
    Job job = jobControl.getWaitingJobs().get(0);
    int parallel = job.getJobConf().getNumReduceTasks();

    assertEquals(100, parallel);
    Util.assertParallelValues(100, -1, -1, 100, job.getJobConf());

    pc.defaultParallel = -1;
}

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From source file:org.apache.pig.test.TestJobSubmission.java

License:Apache License

@Test
public void testReducerNumEstimation() throws Exception {
    // use the estimation
    Configuration conf = HBaseConfiguration.create(new Configuration());
    HBaseTestingUtility util = new HBaseTestingUtility(conf);
    int clientPort = util.startMiniZKCluster().getClientPort();
    util.startMiniHBaseCluster(1, 1);//from ww w .j av a  2s  .co  m

    String query = "a = load '/passwd';" + "b = group a by $0;" + "store b into 'output';";
    PigServer ps = new PigServer(ExecType.MAPREDUCE, cluster.getProperties());
    PhysicalPlan pp = Util.buildPp(ps, query);
    MROperPlan mrPlan = Util.buildMRPlan(pp, pc);

    pc.getConf().setProperty("pig.exec.reducers.bytes.per.reducer", "100");
    pc.getConf().setProperty("pig.exec.reducers.max", "10");
    pc.getConf().setProperty(HConstants.ZOOKEEPER_CLIENT_PORT, Integer.toString(clientPort));
    ConfigurationValidator.validatePigProperties(pc.getProperties());
    conf = ConfigurationUtil.toConfiguration(pc.getProperties());
    JobControlCompiler jcc = new JobControlCompiler(pc, conf);
    JobControl jc = jcc.compile(mrPlan, "Test");
    Job job = jc.getWaitingJobs().get(0);
    long reducer = Math.min((long) Math.ceil(new File("test/org/apache/pig/test/data/passwd").length() / 100.0),
            10);

    Util.assertParallelValues(-1, -1, reducer, reducer, job.getJobConf());

    // use the PARALLEL key word, it will override the estimated reducer number
    query = "a = load '/passwd';" + "b = group a by $0 PARALLEL 2;" + "store b into 'output';";
    pp = Util.buildPp(ps, query);
    mrPlan = Util.buildMRPlan(pp, pc);

    pc.getConf().setProperty("pig.exec.reducers.bytes.per.reducer", "100");
    pc.getConf().setProperty("pig.exec.reducers.max", "10");
    ConfigurationValidator.validatePigProperties(pc.getProperties());
    conf = ConfigurationUtil.toConfiguration(pc.getProperties());
    jcc = new JobControlCompiler(pc, conf);
    jc = jcc.compile(mrPlan, "Test");
    job = jc.getWaitingJobs().get(0);

    Util.assertParallelValues(-1, 2, -1, 2, job.getJobConf());

    final byte[] COLUMNFAMILY = Bytes.toBytes("pig");
    util.createTable(Bytes.toBytesBinary("test_table"), COLUMNFAMILY);

    // the estimation won't take effect when it apply to non-dfs or the files doesn't exist, such as hbase
    query = "a = load 'hbase://test_table' using org.apache.pig.backend.hadoop.hbase.HBaseStorage('c:f1 c:f2');"
            + "b = group a by $0 ;" + "store b into 'output';";
    pp = Util.buildPp(ps, query);
    mrPlan = Util.buildMRPlan(pp, pc);

    pc.getConf().setProperty("pig.exec.reducers.bytes.per.reducer", "100");
    pc.getConf().setProperty("pig.exec.reducers.max", "10");

    ConfigurationValidator.validatePigProperties(pc.getProperties());
    conf = ConfigurationUtil.toConfiguration(pc.getProperties());
    jcc = new JobControlCompiler(pc, conf);
    jc = jcc.compile(mrPlan, "Test");
    job = jc.getWaitingJobs().get(0);

    Util.assertParallelValues(-1, -1, -1, 1, job.getJobConf());

    util.deleteTable(Bytes.toBytesBinary("test_table"));
    // In HBase 0.90.1 and above we can use util.shutdownMiniHBaseCluster()
    // here instead.
    MiniHBaseCluster hbc = util.getHBaseCluster();
    if (hbc != null) {
        hbc.shutdown();
        hbc.join();
    }
    util.shutdownMiniZKCluster();
}

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From source file:org.apache.pig.test.TestJobSubmissionMR.java

License:Apache License

@Override
public void checkDefaultParallelResult(PhysicalPlan pp, PigContext pc) throws Exception {
    MROperPlan mrPlan = Util.buildMRPlan(pp, pc);

    ConfigurationValidator.validatePigProperties(pc.getProperties());
    Configuration conf = ConfigurationUtil.toConfiguration(pc.getProperties());
    JobControlCompiler jcc = new JobControlCompiler(pc, conf);

    JobControl jobControl = jcc.compile(mrPlan, "Test");
    Job job = jobControl.getWaitingJobs().get(0);
    int parallel = job.getJobConf().getNumReduceTasks();

    assertEquals(100, parallel);//  ww w  .  j  a v  a 2s .  c  om
    Util.assertParallelValues(100, -1, -1, 100, job.getJobConf());
}

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From source file:org.apache.pig.tools.pigstats.mapreduce.SimplePigStats.java

License:Apache License

MRJobStats addMRJobStats(Job job) {
    MapReduceOper mro = jobMroMap.get(job);

    if (mro == null) {
        LOG.warn("unable to get MR oper for job: " + job.toString());
        return null;
    }//w w w . j a  v a 2  s  .  com
    MRJobStats js = mroJobMap.get(mro);

    JobID jobId = job.getAssignedJobID();
    js.setId(jobId);
    js.setAlias(mro);
    js.setConf(job.getJobConf());
    return js;
}

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From source file:org.apache.pig.tools.pigstats.SimplePigStats.java

License:Apache License

@SuppressWarnings("deprecation")
JobStats addJobStats(Job job) {
    MapReduceOper mro = jobMroMap.get(job);

    if (mro == null) {
        LOG.warn("unable to get MR oper for job: " + job.toString());
        return null;
    }//from   w w  w .jav a 2 s .co  m
    JobStats js = mroJobMap.get(mro);

    JobID jobId = job.getAssignedJobID();
    js.setId(jobId);
    js.setAlias(mro);
    js.setConf(job.getJobConf());
    return js;
}

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