<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>.NET on Matheus Oliveira</title><link>https://blog.omatheusmesmo.dev/en/tags/.net/</link><description>Recent content in .NET on Matheus Oliveira</description><image><title>Matheus Oliveira</title><url>https://blog.omatheusmesmo.dev/images/duke.svg</url><link>https://blog.omatheusmesmo.dev/images/duke.svg</link></image><generator>Hugo -- 0.146.0</generator><language>en-us</language><lastBuildDate>Sun, 09 Aug 2026 12:00:00 -0300</lastBuildDate><atom:link href="https://blog.omatheusmesmo.dev/en/tags/.net/index.xml" rel="self" type="application/rss+xml"/><item><title>Observability in Practice: Distributed Systems, Cost and Production</title><link>https://blog.omatheusmesmo.dev/en/posts/observability-distributed-production/</link><pubDate>Sun, 09 Aug 2026 12:00:00 -0300</pubDate><guid>https://blog.omatheusmesmo.dev/en/posts/observability-distributed-production/</guid><description>Context propagation across Java, Go, .NET, Node and the browser, over HTTP, gRPC and Kafka. Tail sampling in the collector, cardinality explosion, exemplars linking metric to trace, tests that assert on spans, and SLOs with an error budget.</description></item></channel></rss>