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Manu Janardhanan

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Understanding Ruby Web Server Internals: Puma, Falcon, and...RailsConf 20252025-07-08
Puma is a hybrid multiprocess+threaded server that faces IO blocking and GVL contention (demonstrated as ~48% and ~37% latency bloat in the given example)…
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Look Ma, No Sidekiq: A peek into async futureRubyConf India 20232023-08-26
Converts blocking external API calls into concurrent IO so web requests no longer tie up Puma threads: demo load tests show Puma with 1 worker/5 threads…
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