Posted inNetworking
Pythonic Network Automation: Scaling Beyond Ansible with Nornir
Ditch the YAML and scale your network automation. This guide shows you how to use Nornir and Python for high-speed, parallel management of 1,000+ devices.
Posted inDatabase
Stop Drawing ER Diagrams: How to Automate Database Documentation with SchemaSpy and dbdocs
Stop wasting hours manually drawing ER diagrams that go out of date instantly. Learn how to use SchemaSpy and dbdocs to automate your database documentation directly from your code.
Posted inLinux
Stop Wasting Your SSD: Using tmpfs to Turbocharge Linux I/O
Boost your Linux server performance by moving high-I/O tasks to RAM. This guide shows you how to set up and manage tmpfs for temporary files, build directories, and database caches.
Posted inDatabase
SQLFluff on Linux: Automate SQL Linting and Code Standards in Your CI/CD Pipeline
SQLFluff is a SQL linter and auto-formatter for Linux that catches style inconsistencies, enforces keyword casing, and integrates cleanly into GitHub Actions and GitLab CI pipelines. This guide walks through installation, configuration for MySQL/PostgreSQL dialects, CI/CD setup, and practical tips for rolling it out to an existing codebase.
Posted inDevOps
Build ChatOps with Slack and Kubernetes: Stop Context Switching and Start Automating
Context switching kills productivity. Learn how to integrate Slack and Kubernetes using Botkube to monitor pods, fetch logs, and handle incidents without leaving your chat app.
Posted inDevOps
Scaling Kubernetes Traffic: Deploying Kong for JWT, Rate Limiting, and Observability
Ditch the custom auth logic and manual rate limiting. Learn how to deploy Kong on Kubernetes in DB-less mode to centralize your API management and monitoring.
Posted inDevOps
Beyond 100% Uptime: A No-Nonsense Guide to Error Budgets
Error Budgets aren't just metrics—they are a social contract between Dev and Ops. Learn how to calculate SLOs, track burn rates, and implement a policy that balances feature speed with system reliability.
Posted inNetworking
Active Network Service Monitoring with Prometheus Blackbox Exporter: HTTP, TCP, DNS, and ICMP Without Agents
Prometheus Blackbox Exporter lets you actively monitor HTTP endpoints, TCP ports, DNS records, and ICMP connectivity from the outside — no agents or code changes required. This guide covers setup, all four probe types, Prometheus relabeling configuration, and practical production tips from six months of real-world usage.
Posted inLinux
Linux Locale, Encoding, and Timezone: UTF-8 and Multi-Region Server Configuration Guide
Misconfigured locale and timezone are behind countless production bugs — from garbled non-ASCII characters to log timestamps that are hours off. This guide walks through setting up UTF-8 locale, system timezone, and correct encoding for Python scripts and systemd services on Ubuntu, RHEL, and inside Docker containers.
Posted inDevOps
Deploying to Google Kubernetes Engine: GKE Autopilot vs Standard, CI/CD Setup, and Real Cost Numbers
After 6 months running production workloads on GKE, here's an honest comparison of Autopilot vs Standard mode with real cost numbers, a working CI/CD pipeline using Cloud Build, and three specific optimizations that cut our bill by 38%.