Observability & SRE

Metrics, logs, tracing, error budgets, and reliability engineering culture.

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Tech Insider
tech-insider.org

Agones on Kubernetes: Scale Game Servers in 12 Steps

4+ hour, 6+ min ago   (1604+ words) This tutorial walks through installing Agones 1.60 on a real Kubernetes cluster, deploying a Fleet of dedicated game servers, wiring up autoscaling so capacity tracks player demand, and allocating servers to matches through the SDK. By the end you’ll have a…...

DEV Community
dev.to > samhartley_dev > my-cron-job-double-fired-and-placed-the-same-order-twice-heres-my-postmortem-5cib

My Cron Job Double-Fired and Placed the Same Order Twice — Here's My Postmortem

3+ hour, 11+ min ago   (879+ words) I keep a Mac Mini in a closet running a handful of small scheduled Python jobs. One of them scans market data on a schedule and, when its rules fire, places tiny orders through an exchange API. Positions are around…...

DEV Community
dev.to > fattakhov > how-developers-can-monitor-production-and-why-it-matters-9pm

How Developers Can Monitor Production — and Why It Matters

3+ hour, 18+ min ago   (352+ words) When we write code, it often feels like the main thing is to make it work locally. But reality is different: the real life of a service begins not on your laptop, but in production. That’s where it faces load,…...

GameGPU
en.gamegpu.com > news > zhelezo > windows-11-26h2-nauchilis-zapuskat-na-protsessorakh-bez-sse-4-2-s-pomoshchyu-pop4-2

Windows 11 26H2 learned to run on processors without SSE 4.2 using POP4.2

9+ hour, 26+ min ago   (194+ words) GameGPU An enthusiast has created a POP4.2 project that allows you to run the operating system Windows 11 version 26H2 on physical hardware without hardware support for SSE 4.2 instructions Successful build run Windows 11 2026 Update was demonstrated on a 2007 PC with an AMD K10 architecture…...

DEV Community
dev.to > nio_zanghotmailcom_zang > tokeneff-an-open-source-llm-cost-meter-that-runs-locally-5440

tokeneff: An Open-Source LLM Cost Meter That Runs Locally

9+ hour, 2+ min ago   (338+ words) Most LLM dashboards show you the bill after the damage is done. You run a coding agent for an afternoon, ship a feature, and two days later your OpenAI dashboard says you spent $47. On what? Which model? Which request? You…...

DEV Community
dev.to > mskazemi > i-recorded-my-kubernetes-ai-agent-failing-on-purpose-1ib2

I recorded my Kubernetes AI agent failing, on purpose

11+ hour, 15+ min ago   (457+ words) Most demos of AI-for-infrastructure tools show a clean run. I think that is exactly backwards, and I want to explain why by walking through the thirty seconds of my own demo that a normal product video would have cut. A…...

DEV Community
dev.to > someshp > oracle-integration-cloud-integration-patterns-fnc

Oracle Integration Cloud Integration Patterns

12+ hour, 53+ min ago   (162+ words) Twelve reusable patterns, real-world examples, and implementation guidance for Oracle Integration... Tagged with architecture, cloud, software....

DEV Community
dev.to > raju_dandigam > a-screenshot-is-not-an-agent-failure-artifact-4phi

A Screenshot Is Not an Agent Failure Artifact

16+ hour, 26+ min ago   (593+ words) A screenshot of an execution tree looks useful in a pull request. It is also missing almost everything a skeptical reviewer should ask: Raw JSONL answers some of those questions and creates another problem: it may contain identifiers, attributes, or…...

DEV Community
dev.to > mahirhir > the-measurement-in-my-permanent-log-was-a-string-literal-4gd5

The measurement in my permanent log was a string literal

17+ hour, 5+ min ago   (474+ words) This line is in a record I cannot edit, because the record is append-only and that is the point of it: It reads as a measurement that found nothing. It is a placeholder. The three zeros are characters in the…...

Medium
medium.com > @maahisoft20 > we-let-an-agent-manage-kubernetes-for-a-week-day-5-is-why-we-stopped-fdf1de6feda7

We Let An Agent Manage Kubernetes For A Week. Day 5 Is Why We Stopped

12+ hour, 44+ min ago   (37+ words) Our agent scaled the payments deployment from twelve pods down to two, and then posted a calm message in Slack explaining why …...