Operating systems notes
Real File Systems
FAT, classic Unix, ext4, NTFS, ISO 9660, where the ideas from the last chapter meet real disks and real trade-offs. Every section is a drawn page beside a clear written explanation, about 16 minutes in all.
- Chapter 30 of 37
- About 16 minutes
- 7 sections
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In this chapter
- Learning from real designs
- FAT, the file allocation table in practice
- The classic Unix file system
- ext2 → ext3 → ext4, the Linux workhorse
- NTFS, everything is a record
- ISO 9660, read-only media & the return of immutability
- Comparison, and why engineers care
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