Makson Lee - DevOps, IoT, and Cloud Notes

Jenkins Node Reports Low Temporary Space on a Low-Memory Ubuntu 26.04 Server

After upgrading one of my Jenkins servers from Ubuntu 24.04 to Ubuntu 26.04, I noticed that the Built-In Node was […]

In this post, I configure Android phone USB passthrough for a KVM virtual machine on an Ubuntu Server host. The

In a previous post, I showed how to set up KVM and Cockpit on Ubuntu 24.04. That setup works well

After deploying a self-hosted Nominatim server, I noticed that search result ranking was different from the public Nominatim service. For

In a previous post, I configured a WireGuard site-to-site VPN between my MikroTik hEX router at home and OPNsense 25.7

I installed WireGuard on an Ubuntu 26.04 EC2 instance and connected to the instance through an AWS SSM Session Manager

AWS creates a default VPC in many Regions. It is convenient for quick testing because it already has public subnets,

This post shows how to deploy OpenStreetMap-related services on a separate Ubuntu 26.04 server. The OSM service domain used in

When I connected to an Ubuntu 24.04 server using PuTTY, I could open vi, enter insert mode, and paste text

PostGIS adds spatial database features to PostgreSQL. With PostGIS, PostgreSQL can store geographic data such as coordinates, points, routes, and