In-class notes for 10/30/2019
CS 273 (OS), Fall 2019
Quiz
File systems
For features identified last time:
Compare to author's list of issues.
How can OS implement them?
What implementation issues need to be addressed?
For reference: A simple example file system: FAT (used by MS-DOS)
Blocks on disk - each having a unique address
File Allocation Table: array indexed by block address, elements are addresses of next blocks
Directory is a table of file name, size, protection, etc., plus a starting FAT index
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