Package org.apache.hadoop.util

Examples of org.apache.hadoop.util.Daemon

2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
    }

    synchronized void put(String src, OutputStream out) {
      if (clientRunning) {
        if (daemon == null) {
          daemon = new Daemon(this);
          daemon.start();
        }
        pendingCreates.put(src, out);
      }
    }
View Full Code Here
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
    synchronized void remove(String src) {
      pendingCreates.remove(src);
    }

    void interruptAndJoin() throws InterruptedException {
      Daemon daemonCopy = null;
      synchronized (this) {
        if (daemon != null) {
          daemon.interrupt();
          daemonCopy = daemon;
        }
      }

      if (daemonCopy != null) {
        LOG.debug("Wait for lease checker to terminate");
        daemonCopy.join();
      }
    }
View Full Code Here
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
    initialized = true;
    running = true;
    this.server.start(); // start RPC server

    this.blockFixer = new BlockFixer(conf);
    this.blockFixerThread = new Daemon(this.blockFixer);
    this.blockFixerThread.start();

    // start the deamon thread to fire polcies appropriately
    this.triggerThread = new Daemon(new TriggerMonitor());
    this.triggerThread.start();

    // start the thread that deletes obsolete parity files
    this.purgeMonitor = new PurgeMonitor();
    this.purgeThread = new Daemon(purgeMonitor);
    this.purgeThread.start();

    // start the thread that creates HAR files
    this.harThread = new Daemon(new HarMonitor());
    this.harThread.start();
  }
View Full Code Here
45
46
47
48
49
50
51
52
53
54
  Daemon jobMonitorThread = null;

  public DistRaidNode(Configuration conf) throws IOException {
    super(conf);
    this.jobMonitor = new JobMonitor(conf);
    this.jobMonitorThread = new Daemon(this.jobMonitor);
    this.jobMonitorThread.start();
   
    LOG.info("created");
  }
View Full Code Here
479
480
481
482
483
484
485
486
  void startMonitor() {
    Preconditions.checkState(lmthread == null,
        "Lease Monitor already running");
    shouldRunMonitor = true;
    lmthread = new Daemon(new Monitor());
    lmthread.start();
  }
View Full Code Here
293
294
295
296
297
298
299
300
301
302
303
    return staleInterval;
  }
 
  void activate(final Configuration conf) {
    final DecommissionManager dm = new DecommissionManager(namesystem, blockManager);
    this.decommissionthread = new Daemon(dm.new Monitor(
        conf.getInt(DFSConfigKeys.DFS_NAMENODE_DECOMMISSION_INTERVAL_KEY,
                    DFSConfigKeys.DFS_NAMENODE_DECOMMISSION_INTERVAL_DEFAULT),
        conf.getInt(DFSConfigKeys.DFS_NAMENODE_DECOMMISSION_NODES_PER_INTERVAL_KEY,
                    DFSConfigKeys.DFS_NAMENODE_DECOMMISSION_NODES_PER_INTERVAL_DEFAULT)));
    decommissionthread.start();
View Full Code Here
142
143
144
145
146
147
148
149
150
151
152
          throw new IOException("Xceiver count " + curXceiverCount
              + " exceeds the limit of concurrent xcievers: "
              + maxXceiverCount);
        }

        new Daemon(datanode.threadGroup,
            DataXceiver.create(peer, datanode, this))
            .start();
      } catch (SocketTimeoutException ignored) {
        // wake up to see if should continue to run
      } catch (AsynchronousCloseException ace) {
View Full Code Here
108
109
110
111
112
113
114
115
116
117
118
       * updates its block keys
       */
      this.keyUpdaterInterval = blockKeyUpdateInterval / 4;
      LOG.info("Balancer will update its block keys every "
          + keyUpdaterInterval / (60 * 1000) + " minute(s)");
      this.keyupdaterthread = new Daemon(new BlockKeyUpdater());
      this.shouldRun = true;
      this.keyupdaterthread.start();
    }
    this.encryptDataTransfer = fs.getServerDefaults(new Path("/"))
        .getEncryptDataTransfer();
View Full Code Here
285
286
287
288
289
290
291
292
293
294
295
      final DFSClient dfsc) {
    if (dfsc.isClientRunning()) {
      if (!isRunning() || isRenewerExpired()) {
        //start a new deamon with a new id.
        final int id = ++currentId;
        daemon = new Daemon(new Runnable() {
          @Override
          public void run() {
            try {
              if (LOG.isDebugEnabled()) {
                LOG.debug("Lease renewer daemon for " + clientsString()
View Full Code Here
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
      renewal = min/2;
    }
  }

  void interruptAndJoin() throws InterruptedException {
    Daemon daemonCopy = null;
    synchronized (this) {
      if (isRunning()) {
        daemon.interrupt();
        daemonCopy = daemon;
      }
    }
  
    if (daemonCopy != null) {
      if(LOG.isDebugEnabled()) {
        LOG.debug("Wait for lease checker to terminate");
      }
      daemonCopy.join();
    }
  }
View Full Code Here
TOP

Related Classes of org.apache.hadoop.util.Daemon

  • io.fabric8.hadoop.hdfs.SecondaryNameNodeFactory
  • io.fabric8.hadoop.mapred.TaskTrackerFactory
  • org.apache.hadoop.corona.SessionDriver
  • org.apache.hadoop.dfs.BlockCrcUpgradeObjectNamenode
  • org.apache.hadoop.dfs.DataStorage
  • org.apache.hadoop.dfs.SecondaryNameNode
  • org.apache.hadoop.dfs.UpgradeManagerDatanode
  • org.apache.hadoop.hdfs.DFSClient$BlockLocationRenewal
  • org.apache.hadoop.hdfs.DFSClient$LeaseChecker
  • org.apache.hadoop.hdfs.LeaseRenewer
    • Copyright © 2018 www.massapicom. All rights reserved.
    All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.