X-Ray — Distributed Tracing

How distributed tracing on AWS really works in 2026: traces, segments and subsegments, the trace header across services and queues, sampling rules and reservoirs, the X-Ray SDK and daemon end of support (February 25, 2027) and the move to OpenTelemetry, Transaction Search, Application Signals, and what tracing costs.

Sign up free to read the full topic

Start free on Cariara · Coding problems · System design studio