Operations | Monitoring | ITSM | DevOps | Cloud

Modern systems, due to their distributed nature, rarely fail in simple ways. A request might pass through an API gateway, several microservices, a database, a message queue, and a third-party service before a response ever reaches a user. When something slows down or breaks, knowing that something is wrong is only the beginning. You need to figure out.

What actually makes a logging system fast? That was the question behind Tech Talk. And if you were expecting the answer to be a collection of clever Go optimizations, Jesús Espino, Principal Engineer at VictoriaMetrics, made an important point pretty early in our conversation: A huge part of VictoriaLogs’ performance comes from architecture and data structures. The micro-optimizations come later. Now that gave my Tech Talk partner in crime, Mathias Palmersheim, and me plenty to dig into.

RAG pipeline observability guide: the spans, attributes and metrics to record for embedding, retrieval, reranking and generation, plus evals for bad answers. Sejal Pandey works on content and growth at Last9, writing about observability, reliability, and SRE practices.

session start tool call tool call cost outcome AI coding agents have quietly become part of most engineering teams. They open files, run commands, call tools, and push changes, often for hours at a time. Yet when you want to know what an agent actually did, the answer usually lives in one developer’s terminal history, and it disappears when that session closes.

Every network team keeps a dashboard backlog. A war room needs a view of one incident. A service owner wants path health for a single application. An executive review needs business impact on one page. Each request becomes a ticket for the tooling team, and the view often arrives after the moment that needed it has passed. Artist is the dashboard agent in Selector Foundry, the agentic NetOps platform built on Selector Analytics.

Peak traffic tests every service a purchase touches. Take these four steps before it arrives, and cover the days when your team is stretched thinnest.

A provider outage ten days before Black Friday 2025 showed how exposed peak-season revenue can be. Here’s what downtime costs, how to estimate your own number, and the questions to ask your teams before traffic arrives.