Feb 12 · 10 min read · Why Basic PromQL Fails at Scale Traditional PromQL tutorials teach simple rate calculations and basic aggregations. These patterns work perfectly for small deployments with dozens of services and thousands of metrics. They catastrophically fail in pr...
Join discussionNov 30, 2025 · 7 min read · Introduction Logs tell you what happened. Metrics tell you how often it happened and how long it took. Here's the thing: logs are great for debugging specific issues, but they're terrible for answering questions like: How many requests per second ar...
Join discussionSep 23, 2025 · 7 min read · Why Traditional Docker Container Monitoring Fails Most DevOps teams struggle with Docker container status monitoring using conventional approaches that rely on basic container metrics, such as CPU usage, memory consumption, and network traffic. Howev...
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Jul 23, 2025 · 5 min read · The 3am problem It was Friday evening, and I was on-call. One of our central software components had a nasty bug. At random times, especially in the middle of the night, it would just stop consuming Pub/Sub messages. There was no fix ready, and the o...
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Jun 17, 2025 · 4 min read · Yesterday, I explored the world of Prometheus exporters. lightweight agents that expose metrics from various services and systems that Prometheus can scrape. I worked with node_exporter for system-level metrics and kube-state-metrics for Kubernetes-l...
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Jun 16, 2025 · 62 min read · Observability is a game-changer for CI/CD pipelines, and it’s one of the most exciting aspects of DevOps. When I started working with CI/CD systems, I assumed the hardest part would be building the pipeline. But with increasingly complex setups, the ...
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Dec 10, 2024 · 3 min read · Welcome to Day 3 of the Observability Series! In this installment, we’ll focus on PromQL (Prometheus Query Language), the tool that makes Prometheus a powerful monitoring solution. If you're diving into Prometheus, PromQL is your gateway to querying,...
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Oct 3, 2024 · 4 min read · In today’s cloud-native world, monitoring is essential to keep our applications healthy and running smoothly. Prometheus is a powerful open-source monitoring tool, and at its heart lies PromQL—Prometheus Query Language—which allows us to explore, que...
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