Where Did the Time Go? Distributed Tracing and Observability

Deep End Era. Engineering with Sankalp · Oct 28, 2026 · 1h

At seven on a Friday evening, one in a hundred customers at a food delivery company is waiting more than two seconds to pay, and the request touches forty services. Episode one hundred and thirty seven follows an on-call engineer as a distributed trace, a Gantt chart of nested spans held together by a thirty-two-character tracking number, leads her past a slow database call to an exhausted connection pool and a retry storm. Along the way we cover Google's Dapper, the standards that let traces cross languages and vendors, why OpenTelemetry's graduation in 2026 matters, the economics of…