Mar 30 2009

From ext3 to ext4: An Interview with Theodore Ts’o

jason

Jeff Layton from Linux Magazine just published “From ext3 to ext4: An Interview with Theodore Ts’o.” The interview goes over the design decisions of ext4, the progression from ext3 to ext4, discuss things like SSD optimization, and and Ted Ts’o even gives some performance tips in the last question of the interview. They do not touch on the recent ext4 delayed allocation bug or the recent kerfuffle on the kernel developers mailing list between Linus and Ted (one possibility for this may be that the interview was conducted before these events transpired). The interview isn’t too long, so go on over and give it a read.

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Feb 23 2009

Anatomy of ext4

jason

IBM developerWorks has a good article on the anatomy of the ext4 filesystem. The ext filesystem was recently included in the stable 2.6.28 Linux kernel release, so now is a good time to learn more about one of the Linux filesystems of the future. (The Fedora project announced that ext4 would be the default filesystem in their Fedora 11 final release).

Further reading for ext4:

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