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  3. org.apache.hadoop.hdfs.server.datanode.ShortCircuitRegistry.RegisteredShm

Java 类org.apache.hadoop.hdfs.server.datanode.ShortCircuitRegistry.RegisteredShm 实例源码

项目：hadoop    文件：TestShortCircuitCache.java    
static private void checkNumberOfSegmentsAndSlots(final int expectedSegments,
      final int expectedSlots, ShortCircuitRegistry registry) {
  registry.visit(new ShortCircuitRegistry.Visitor() {
    @Override
    public void accept(HashMap<ShmId, RegisteredShm> segments,
                       HashMultimap<ExtendedBlockId, Slot> slots) {
      Assert.assertEquals(expectedSegments, segments.size());
      Assert.assertEquals(expectedSlots, slots.size());
    }
  });
}
项目：hadoop    文件：TestShortCircuitCache.java    
@Test(timeout=60000)
public void testPreReceiptVerificationDfsClientCanDoScr() throws Exception {
  BlockReaderTestUtil.enableShortCircuitShmTracing();
  TemporarySocketDirectory sockDir = new TemporarySocketDirectory();
  Configuration conf = createShortCircuitConf(
      "testPreReceiptVerificationDfsClientCanDoScr", sockDir);
  conf.setLong(DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_KEY,
      1000000000L);
  MiniDFSCluster cluster =
      new MiniDFSCluster.Builder(conf).numDataNodes(1).build();
  cluster.waitActive();
  DistributedFileSystem fs = cluster.getFileSystem();
  fs.getClient().getConf().brfFailureInjector =
      new TestPreReceiptVerificationFailureInjector();
  final Path TEST_PATH1 = new Path("/test_file1");
  DFSTestUtil.createFile(fs, TEST_PATH1, 4096, (short)1, 0xFADE2);
  final Path TEST_PATH2 = new Path("/test_file2");
  DFSTestUtil.createFile(fs, TEST_PATH2, 4096, (short)1, 0xFADE2);
  DFSTestUtil.readFileBuffer(fs, TEST_PATH1);
  DFSTestUtil.readFileBuffer(fs, TEST_PATH2);
  ShortCircuitRegistry registry =
      cluster.getDataNodes().get(0).getShortCircuitRegistry();
  registry.visit(new ShortCircuitRegistry.Visitor() {
    @Override
    public void accept(HashMap<ShmId, RegisteredShm> segments,
                       HashMultimap<ExtendedBlockId, Slot> slots) {
      Assert.assertEquals(1, segments.size());
      Assert.assertEquals(2, slots.size());
    }
  });
  cluster.shutdown();
  sockDir.close();
}
项目：aliyun-oss-hadoop-fs    文件：TestShortCircuitCache.java    
static private void checkNumberOfSegmentsAndSlots(final int expectedSegments,
      final int expectedSlots, ShortCircuitRegistry registry) {
  registry.visit(new ShortCircuitRegistry.Visitor() {
    @Override
    public void accept(HashMap<ShmId, RegisteredShm> segments,
                       HashMultimap<ExtendedBlockId, Slot> slots) {
      Assert.assertEquals(expectedSegments, segments.size());
      Assert.assertEquals(expectedSlots, slots.size());
    }
  });
}
项目：aliyun-oss-hadoop-fs    文件：TestShortCircuitCache.java    
@Test(timeout=60000)
public void testPreReceiptVerificationDfsClientCanDoScr() throws Exception {
  BlockReaderTestUtil.enableShortCircuitShmTracing();
  TemporarySocketDirectory sockDir = new TemporarySocketDirectory();
  Configuration conf = createShortCircuitConf(
      "testPreReceiptVerificationDfsClientCanDoScr", sockDir);
  conf.setLong(
      HdfsClientConfigKeys.Read.ShortCircuit.STREAMS_CACHE_EXPIRY_MS_KEY,
      1000000000L);
  MiniDFSCluster cluster =
      new MiniDFSCluster.Builder(conf).numDataNodes(1).build();
  cluster.waitActive();
  DistributedFileSystem fs = cluster.getFileSystem();
  BlockReaderFactory.setFailureInjectorForTesting(
      new TestPreReceiptVerificationFailureInjector());
  final Path TEST_PATH1 = new Path("/test_file1");
  DFSTestUtil.createFile(fs, TEST_PATH1, 4096, (short)1, 0xFADE2);
  final Path TEST_PATH2 = new Path("/test_file2");
  DFSTestUtil.createFile(fs, TEST_PATH2, 4096, (short)1, 0xFADE2);
  DFSTestUtil.readFileBuffer(fs, TEST_PATH1);
  DFSTestUtil.readFileBuffer(fs, TEST_PATH2);
  ShortCircuitRegistry registry =
      cluster.getDataNodes().get(0).getShortCircuitRegistry();
  registry.visit(new ShortCircuitRegistry.Visitor() {
    @Override
    public void accept(HashMap<ShmId, RegisteredShm> segments,
                       HashMultimap<ExtendedBlockId, Slot> slots) {
      Assert.assertEquals(1, segments.size());
      Assert.assertEquals(2, slots.size());
    }
  });
  cluster.shutdown();
  sockDir.close();
}
项目：big-c    文件：TestShortCircuitCache.java    
static private void checkNumberOfSegmentsAndSlots(final int expectedSegments,
      final int expectedSlots, ShortCircuitRegistry registry) {
  registry.visit(new ShortCircuitRegistry.Visitor() {
    @Override
    public void accept(HashMap<ShmId, RegisteredShm> segments,
                       HashMultimap<ExtendedBlockId, Slot> slots) {
      Assert.assertEquals(expectedSegments, segments.size());
      Assert.assertEquals(expectedSlots, slots.size());
    }
  });
}
项目：big-c    文件：TestShortCircuitCache.java    
@Test(timeout=60000)
public void testPreReceiptVerificationDfsClientCanDoScr() throws Exception {
  BlockReaderTestUtil.enableShortCircuitShmTracing();
  TemporarySocketDirectory sockDir = new TemporarySocketDirectory();
  Configuration conf = createShortCircuitConf(
      "testPreReceiptVerificationDfsClientCanDoScr", sockDir);
  conf.setLong(DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_KEY,
      1000000000L);
  MiniDFSCluster cluster =
      new MiniDFSCluster.Builder(conf).numDataNodes(1).build();
  cluster.waitActive();
  DistributedFileSystem fs = cluster.getFileSystem();
  fs.getClient().getConf().brfFailureInjector =
      new TestPreReceiptVerificationFailureInjector();
  final Path TEST_PATH1 = new Path("/test_file1");
  DFSTestUtil.createFile(fs, TEST_PATH1, 4096, (short)1, 0xFADE2);
  final Path TEST_PATH2 = new Path("/test_file2");
  DFSTestUtil.createFile(fs, TEST_PATH2, 4096, (short)1, 0xFADE2);
  DFSTestUtil.readFileBuffer(fs, TEST_PATH1);
  DFSTestUtil.readFileBuffer(fs, TEST_PATH2);
  ShortCircuitRegistry registry =
      cluster.getDataNodes().get(0).getShortCircuitRegistry();
  registry.visit(new ShortCircuitRegistry.Visitor() {
    @Override
    public void accept(HashMap<ShmId, RegisteredShm> segments,
                       HashMultimap<ExtendedBlockId, Slot> slots) {
      Assert.assertEquals(1, segments.size());
      Assert.assertEquals(2, slots.size());
    }
  });
  cluster.shutdown();
  sockDir.close();
}
项目：hadoop-2.6.0-cdh5.4.3    文件：TestShortCircuitCache.java    
static private void checkNumberOfSegmentsAndSlots(final int expectedSegments,
      final int expectedSlots, ShortCircuitRegistry registry) {
  registry.visit(new ShortCircuitRegistry.Visitor() {
    @Override
    public void accept(HashMap<ShmId, RegisteredShm> segments,
                       HashMultimap<ExtendedBlockId, Slot> slots) {
      Assert.assertEquals(expectedSegments, segments.size());
      Assert.assertEquals(expectedSlots, slots.size());
    }
  });
}
项目：hadoop-2.6.0-cdh5.4.3    文件：TestShortCircuitCache.java    
@Test(timeout=60000)
public void testPreReceiptVerificationDfsClientCanDoScr() throws Exception {
  BlockReaderTestUtil.enableShortCircuitShmTracing();
  TemporarySocketDirectory sockDir = new TemporarySocketDirectory();
  Configuration conf = createShortCircuitConf(
      "testPreReceiptVerificationDfsClientCanDoScr", sockDir);
  conf.setLong(DFS_CLIENT_READ_SHORTCIRCUIT_STREAMS_CACHE_EXPIRY_MS_KEY,
      1000000000L);
  MiniDFSCluster cluster =
      new MiniDFSCluster.Builder(conf).numDataNodes(1).build();
  cluster.waitActive();
  DistributedFileSystem fs = cluster.getFileSystem();
  fs.getClient().getConf().brfFailureInjector =
      new TestPreReceiptVerificationFailureInjector();
  final Path TEST_PATH1 = new Path("/test_file1");
  DFSTestUtil.createFile(fs, TEST_PATH1, 4096, (short)1, 0xFADE2);
  final Path TEST_PATH2 = new Path("/test_file2");
  DFSTestUtil.createFile(fs, TEST_PATH2, 4096, (short)1, 0xFADE2);
  DFSTestUtil.readFileBuffer(fs, TEST_PATH1);
  DFSTestUtil.readFileBuffer(fs, TEST_PATH2);
  ShortCircuitRegistry registry =
      cluster.getDataNodes().get(0).getShortCircuitRegistry();
  registry.visit(new ShortCircuitRegistry.Visitor() {
    @Override
    public void accept(HashMap<ShmId, RegisteredShm> segments,
                       HashMultimap<ExtendedBlockId, Slot> slots) {
      Assert.assertEquals(1, segments.size());
      Assert.assertEquals(2, slots.size());
    }
  });
  cluster.shutdown();
  sockDir.close();
}