distributed-tracing

OpenTelemetry Semantic-Convention v1.20 → v1.27 Attribute Migration Field Guide: When Three Release Layers, One Collector Block, and Four Naive-Regex Failure Modes Decide Whether Your Instrumentation Survives Contact With v1.27

By xiezixing 2026年10月9日

Three semantic-convention releases, twenty-five renames, and a single leftover http.target that no auto-rewriter can split.…

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OpenTelemetry W3C traceparent / tracestate / baggage + OTLP Header Propagation Validator Field Guide: When Byte Positions Become a Contract and Why Your Mocks Miss Every Propagation Bug

By xiezixing 2026年10月5日

A W3C trace context validator turns distributed-tracing propagation into a contract CI can pin to a fixture, catching the byte-position bugs your mocks miss.

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Distributed Trace Decoder Field Guide: When Three Trace Formats Hide Behind One Waterfall View

By xiezixing 2026年8月31日

Decode Jaeger, Zipkin, and OpenTelemetry trace JSON in one waterfall view. Auto-detect reads the JSON wrapper, normalizes spans, and draws the same chart.

The 12MB Jaeger Dump Sitting in Your Clipboard at 3 AM

By xiezixing 2026年6月22日

It is 2:47 AM. PagerDuty woke you. Checkout latency spiked to 9 seconds for one…