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Google Talk Architecture, and High Availability (HA)
Via the HA blog (an obviously unserved niche in retrospect), a very interesting 30 minute presentation on the Google Talk architecture. ConnectedUsers * BuddyListSize * OnlineStateChanges...
View ArticleXMPP in TiVo
“Today each TiVo polls TiVo’s severs roughly every 15 minutes to check for new scheduled recordings, TiVoCast downloads, Unbox downloads, etc. That’s highly inefficient – nearly all of those...
View ArticleFacebook on “Scaling Out”
Jason Sobel has an interesting post, “Scaling Out” on Facebook’s BCP work and the move to being multi-colo. Interesting to me was noting that: they just got around to this 8 months ago, and they’re...
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