Package org.apache.hadoop.hdfs.server.protocol

Examples of org.apache.hadoop.hdfs.server.protocol.DatanodeProtocol.reportBadBlocks()

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    // Check if NN recorded length matches on-disk length
    long onDiskLength = data.getFinalizedBlockLength(namespaceId, block);
    if (block.getNumBytes() > onDiskLength) {
      // Shorter on-disk len indicates corruption so report NN the corrupt block
      nn.reportBadBlocks(new LocatedBlock[] { new LocatedBlock(block,
          new DatanodeInfo[] { new DatanodeInfo(nsReg) }) });
      LOG.info("Can't replicate block " + block + " because on-disk length "
          + onDiskLength + " is shorter than NameNode recorded length "
          + block.getNumBytes());
      return;
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    // Check if NN recorded length matches on-disk length
    long onDiskLength = data.getLength(block);
    if (block.getNumBytes() > onDiskLength) {
      // Shorter on-disk len indicates corruption so report NN the corrupt block
      nn.reportBadBlocks(new LocatedBlock[]{
          new LocatedBlock(block, new DatanodeInfo[] {
              new DatanodeInfo(bpReg)})});
      LOG.warn("Can't replicate block " + block
          + " because on-disk length " + onDiskLength
          + " is shorter than NameNode recorded length " + block.getNumBytes());
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          try {
            LOG.info("report corrupt block " + block + " from datanode " +
                      srcDataNode + " to namenode");
            LocatedBlock lb = new LocatedBlock(block,
                                            new DatanodeInfo[] {srcDataNode});
            nn.reportBadBlocks(new LocatedBlock[] {lb});
          } catch (IOException e) {
            LOG.warn("Failed to report bad block " + block +
                      " from datanode " + srcDataNode + " to namenode");
          }
        }
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    // Check if NN recorded length matches on-disk length
    long onDiskLength = data.getLength(block);
    if (block.getNumBytes() > onDiskLength) {
      // Shorter on-disk len indicates corruption so report NN the corrupt block
      nn.reportBadBlocks(new LocatedBlock[]{
          new LocatedBlock(block, new DatanodeInfo[] {
              new DatanodeInfo(bpReg)})});
      LOG.warn("Can't replicate block " + block
          + " because on-disk length " + onDiskLength
          + " is shorter than NameNode recorded length " + block.getNumBytes());
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    // Check if NN recorded length matches on-disk length
    long onDiskLength = data.getLength(block);
    if (block.getNumBytes() > onDiskLength) {
      // Shorter on-disk len indicates corruption so report NN the corrupt block
      nn.reportBadBlocks(new LocatedBlock[]{
          new LocatedBlock(block, new DatanodeInfo[] {
              new DatanodeInfo(bpReg)})});
      LOG.warn("Can't replicate block " + block
          + " because on-disk length " + onDiskLength
          + " is shorter than NameNode recorded length " + block.getNumBytes());
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          try {
            LOG.info("report corrupt block " + block + " from datanode " +
                      srcDataNode + " to namenode");
            LocatedBlock lb = new LocatedBlock(block,
                                            new DatanodeInfo[] {srcDataNode});
            nn.reportBadBlocks(new LocatedBlock[] {lb});
          } catch (IOException e) {
            LOG.warn("Failed to report bad block " + block +
                      " from datanode " + srcDataNode + " to namenode");
          }
        }
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          try {
            LOG.info("report corrupt block " + block + " from datanode " +
                      srcDataNode + " to namenode");
            LocatedBlock lb = new LocatedBlock(block,
                                            new DatanodeInfo[] {srcDataNode});
            nn.reportBadBlocks(new LocatedBlock[] {lb});
          } catch (IOException e) {
            LOG.warn("Failed to report bad block " + block +
                      " from datanode " + srcDataNode + " to namenode");
          }
        }
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    // Check if NN recorded length matches on-disk length
    long onDiskLength = data.getLength(block);
    if (block.getNumBytes() > onDiskLength) {
      // Shorter on-disk len indicates corruption so report NN the corrupt block
      nn.reportBadBlocks(new LocatedBlock[]{
          new LocatedBlock(block, new DatanodeInfo[] {
              new DatanodeInfo(bpReg)})});
      LOG.warn("Can't replicate block " + block
          + " because on-disk length " + onDiskLength
          + " is shorter than NameNode recorded length " + block.getNumBytes());
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    // Check if NN recorded length matches on-disk length
    long onDiskLength = data.getLength(block);
    if (block.getNumBytes() > onDiskLength) {
      // Shorter on-disk len indicates corruption so report NN the corrupt block
      nn.reportBadBlocks(new LocatedBlock[]{
          new LocatedBlock(block, new DatanodeInfo[] {
              new DatanodeInfo(bpReg)})});
      LOG.warn("Can't replicate block " + block
          + " because on-disk length " + onDiskLength
          + " is shorter than NameNode recorded length " + block.getNumBytes());
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          try {
            LOG.info("report corrupt block " + block + " from datanode " +
                      srcDataNode + " to namenode");
            LocatedBlock lb = new LocatedBlock(block,
                                            new DatanodeInfo[] {srcDataNode});
            nn.reportBadBlocks(new LocatedBlock[] {lb});
          } catch (IOException e) {
            LOG.warn("Failed to report bad block " + block +
                      " from datanode " + srcDataNode + " to namenode");
          }
        }
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