December 2004
Beginner
480 pages
11h 54m
English
book
Storage Networking Fundamentals: An Introduction to Storage Devices, Subsystems, Applications, Management, and Filing Systems
by Marc Farley
Content preview from Storage Networking Fundamentals: An Introduction to Storage Devices, Subsystems, Applications, Management, and Filing Systems
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Address Space Manipulation Techniques
This section explores the address space manipulation techniques used in SAN virtualization and volume management. Among the topics covered are
The storage flat address space
Aggregation
Subdivision
Substitution
Mirroring
Private data areas and metadata
The Storage Flat Address Space
Storage (block) address spaces are referred to as “flat.” This means they have a simple one-dimensional structure with a beginning address, an ending address, and all other addresses in between, in order. There are no rows or columns or tuple address locations to figure out. Figure 12-8 represents a very simple 20-block storage address space.
Figure 12-8. A Simple, Flat, 20-Block Address Space
Aggregation with ...
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