Example usage for org.apache.hadoop.mapred MiniMRCluster shutdown

Introduction

In this page you can find the example usage for org.apache.hadoop.mapred MiniMRCluster shutdown.

Prototype

public void shutdown() 

Source Link

Usage

From source file:JaqlShell.java

License:Apache License

/**
 * @param mrc//from   ww w  . j ava  2 s. c om
 * @throws Exception
 */
private static void stopMRCluster(MiniMRCluster mrc) throws Exception {
    mrc.shutdown();

    // clean up the temp conf dir
    cleanupOverride();
}

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From source file:com.hadoop.mapreduce.TestLzoLazyLoading.java

License:Open Source License

public void testWithLocal() throws Exception {
    MiniMRCluster mr = null;
    try {/*from   w w  w  . j a v  a2  s  .co  m*/
        JobConf jconf = new JobConf();
        jconf.set("mapred.queue.names", "default");
        mr = new MiniMRCluster(2, "file:///", 3, null, null, jconf);
        Configuration cf = mr.createJobConf();
        cf.set("io.compression.codecs", LzoCodec.class.getName());
        runWordCount(cf, false, false);
        runWordCount(cf, false, true);
        runWordCount(cf, true, false);
    } finally {
        if (mr != null) {
            mr.shutdown();
        }
    }
}

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From source file:org.apache.ambari.servicemonitor.utils.DFSUtils.java

License:Apache License

public static MiniMRCluster destroyMRCluster(MiniMRCluster mrCluster) {
    if (mrCluster != null) {
        try {/*w w w .  j  av a  2s .c  o  m*/
            mrCluster.shutdown();
        } catch (Exception e) {
            LOG.warn("Exception when destroying cluster: " + e, e);
        }
    }
    return null;
}

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