Working on Technology at Startups

Richard Tibbetts has called me out for conflating Web 2.0 startups with all startups in my recent blog posting, “Google has a problem retaining great engineers? Bullcrap”. His complaint was that I was over generalizing from Web 2.0 startups to all startups. He’s...

Fast ext4 fsck times, revisited

Last night I managed to finish up a rather satisfying improvement to ext4’s inode and block allocators. The ext4’s original allocator was actually a bit more simple-minded than ext3’s, in that it didn’t implement the Orlov algorithm to spread...