1.8. A Typical Storage Application I/O
At this point it will be helpful to put everything together and consider a typical storage application in an end-to-end scenario, exploring the various Windows NT entities that we have encountered in this chapter and seeing how they are all used.
The application that we'll consider is a simple one that reads data from a file. The file is on a volume managed by the FtDisk volume manager. Because this configuration is identical to the configuration for Figure 1.7, the device object tree will be similar. Figure 1.8 shows a simplified version of the device object tree for the configuration in Figure 1.7. Again, in the interest of keeping things simple, file system and Cache Manager interactions are ignored; ...
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