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History and schematics of one of the best file system! Notes: https://maplecircuit.dev/videos/2025-... 0:00 Intro 1:54 History 3:05 Larger FS 5:45 Extents 12:20 Compatibility 13:51 Htrees 14:36 Fast FSCK 16:25 Allocation 21:09 Metadata Checksums 23:17 Better Times 24:10 Extended Attributes 25:45 Quotas 26:45 Barriers 28:27 Flexible Block Groups 30:33 Meta Block Groups 33:33 End!

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