Actually, that's very accurate! It has to do with the way the friends page is loaded and calculated -- you can take the site (LJ or DW) to its knees faster than you can say "100% CPU usage" just by trying to load the friends/reading page of somebody who has enough friends/people-subscribed-to.
(I'm ... not even sure where I found the link to this entry! I think somebody linked to it on Latest Things.)
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Date: 2011-12-30 02:42 am (UTC)(I'm ... not even sure where I found the link to this entry! I think somebody linked to it on Latest Things.)