Ubuntu

Docker

A Quick Way to Install WSL2 (Ubuntu) and Docker Desktop on Windows 11

This is a note from installing WSL and Docker Desktop in a Windows 11 Pro environment. Overview When using Docker …
Docker

How to Run SSHd with Systemd in a CentOS 7 Docker Container

I use Docker Desktop on Windows. This time I needed to use Systemd on CentOS 7, so I looked into it. Overview If you run …
Docker

How to Change the Memory Limit in a Docker Desktop Environment

I run containers in a Docker Desktop environment, but they run with less memory than the physical memory available, so I …
RaspberryPi

[Raspberry Pi 4] USB Boot: Stop Using an SD Card and Boot from an SSD

This is a memo from migrating a Raspberry Pi web server that had been running from an SD card to an SSD with USB boot. I …
Linux

[Raspberry Pi 4] Headless Install of 64-bit Raspberry Pi OS (No Monitor or Keyboard Needed)

I only recently noticed that Raspberry Pi OS has a 64-bit version, so I will install it on a Raspberry Pi 4. As usual, …
Docker

[Raspberry Pi 4] Install Docker on the 64-bit Version of Raspberry Pi OS

This is a memo. It is the same procedure as installing on Ubuntu. The repository URL is about the only difference. Test …
Linux

[Raspberry Pi] Configure Ubuntu Server Wi-Fi from CUI Commands

Overview This is a note from installing Ubuntu Server on a Raspberry Pi, connecting a display and keyboard, and …
Linux

[Raspberry Pi 4] Increase the Memory Allocated to the GPU

Overview The Raspberry Pi GPU memory is shared with system memory. I checked how to change the amount of memory …
Ubuntu

[Raspberry Pi 4] Change the Pi 4 Storage from an SD Card to an SSD

When using a Raspberry Pi as a home server, you inevitably have to worry about the life of the SD card. Raspberry Pi 4 …
Docker

[Raspberry Pi 4] Four-Channel Simultaneous Terrestrial Digital TV Recording Server on Ubuntu with PX-Q1UD

These are notes. I tried something called a recording server. Since I already had a Docker environment, it was easy to …