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

Examples of org.apache.hadoop.hdfs.server.protocol.NamenodeCommand

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    case CheckPointCommand:
      CheckpointCommandProto chkPt = cmd.getCheckpointCmd();
      return new CheckpointCommand(PBHelper.convert(chkPt.getSignature()),
          chkPt.getNeedToReturnImage());
    default:
      return new NamenodeCommand(cmd.getAction());
    }
  }
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    try {
      if (isInSafeMode()) {
        throw new SafeModeException("Checkpoint not started", safeMode);
      }
      LOG.info("Start checkpoint for " + bnReg.getAddress());
      NamenodeCommand cmd = getFSImage().startCheckpoint(bnReg, nnReg);
      getEditLog().logSync();
      return cmd;
    } finally {
      writeUnlock();
    }
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    try {
      if (isInSafeMode()) {
        throw new SafeModeException("Checkpoint not started", safeMode);
      }
      LOG.info("Start checkpoint for " + bnReg.getAddress());
      NamenodeCommand cmd = getFSImage().startCheckpoint(bnReg, nnReg);
      getEditLog().logSync();
      return cmd;
    } finally {
      writeUnlock();
    }
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    try {
      if (isInSafeMode()) {
        throw new SafeModeException("Checkpoint not started", safeMode);
      }
      LOG.info("Start checkpoint for " + bnReg.getAddress());
      NamenodeCommand cmd = getFSImage().startCheckpoint(bnReg, nnReg);
      getEditLog().logSync();
      return cmd;
    } finally {
      writeUnlock();
    }
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Related Classes of org.apache.hadoop.hdfs.server.protocol.NamenodeCommand

  • org.apache.hadoop.hdfs.protocolPB.NamenodeProtocolServerSideTranslatorPB
  • org.apache.hadoop.hdfs.protocolPB.PBHelper
  • org.apache.hadoop.hdfs.server.namenode.Checkpointer
  • org.apache.hadoop.hdfs.server.namenode.FSImage
  • org.apache.hadoop.hdfs.server.namenode.FSNamesystem
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