Ben Edwards Interview
summary
A team at Starbucks migrates many developers from a Microsoft stack onto Scala and learns that small config choices break production: aggressive connection pool teardown causes massive pileups and latency when Akka has a 500ms startup lead time, leading to thousands of concurrent stalled requests; it takes far longer than expected to find and fix by tweaking timeouts. Observes that datacenter SSDs flip bottlenecks toward storage and endorses functional decomposition for clarity.
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