Category: virtualisation
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Server Load and Docker Resource Monitoring Guide
Monitoring your server’s resource usage is crucial for maintaining optimal performance and identifying potential bottlenecks. This guide covers various methods to monitor CPU, RAM, disk usage, and specifically…
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How to Expand Ubuntu Disk After Hyper-V Virtual Disk Expansion
When you expand a Hyper-V virtual disk, Ubuntu doesn’t automatically use the new space. Here’s how to make Ubuntu recognize and use the additional storage. Quick Overview After…
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PostgreSQL Database Upgrade Guide for Docker Environments
A comprehensive guide for safely upgrading PostgreSQL databases in containerized environments Overview This guide covers the essential principles and steps for upgrading PostgreSQL databases in Docker environments. The…
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Drone CI with Docker Compose – Beginner’s Guide 🍒
What is Drone CI? Drone is a modern Continuous Integration/Continuous Deployment (CI/CD) platform that uses Docker containers to run your build and deployment steps. It’s lightweight, easy to…
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Diagnosing and Fixing High CPU Usage in Authentik Stack
The Problem Recently, we noticed that our Authentik authentication stack was experiencing unusually high CPU usage, with the authentik-server-1 container consuming up to 178.62% CPU. This was causing performance issues…
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Setting environment variables for postgres running in docker
When running PostgreSQL in Docker, setting environment variables correctly is crucial, especially for sensitive data like API keys. After extensive testing, here’s the solution that worked for us:…
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Simple Guide to Drone CI with Docker Compose: A Real-World Example
Here’s a streamlined guide based on our working implementation: Key Features Explained Usage This simplified approach gives you a robust deployment pipeline without unnecessary complexity. It’s production-tested and handles the essential needs of a Docker Compose-based deployment.
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[SOLVED] Windows 7 virtual machine time syncing even with internet time switched off
I was trying to figure out why the time on a Windows 7 virtual machine was constantly changing, even after I turned off the internet time syncing. I…