Collection

Tag: site-reliability

Twitter’s Fail Whale Years: Scaling a Social Network Faster Than Its Architecture

Twitter’s famous Fail Whale represented more than downtime: it marked the years when explosive messaging growth forced the company to rework caches, queues, services, and operations in public.

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Friendster: The Social Network That Lost Users to Its Own Scaling Problems

Friendster grew faster than its early architecture and operations could comfortably support, turning latency and instability into a product problem that weakened the social network itself.

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Gmail 2011: The Accounts That Appeared Empty Until Google Restored from Tape

Gmail's 2011 storage bug affected multiple online copies, but Google's offline tape backups preserved user mail and demonstrated why replication is not the same as recovery.

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