tag
Raspberry Pi
7 posts
virt-install Explained: Every Flag for an arm64 Guest
The command that builds a Debian guest on a Raspberry Pi 5 has 14 options, answering seven questions. Learn the questions, and write the next command yourself.
Fixing virt-install on arm64: Security Violation, dnsmasq Port 53, and the qemu:///session Trap
The virt-install command in most ARM64 guides is correct, and it still fails, for four reasons that come from defaults rather than the command. Here is each.
Installing the KVM Stack on Raspberry Pi OS: What Each Package Does
Nine packages, three layers. Then virt-host-validate reports four warnings and three failures on a healthy system. Here is how to read every line.
How to Check KVM Is Enabled on Raspberry Pi 5 (/dev/kvm, lsmod, dmesg)
Three commands confirm your host can run accelerated VMs, and one of them returns nothing on a Raspberry Pi, for a reason that confuses a lot of people.
Creating Robust systemd Services for Embedded ApplicationsTutorial
A practical beginner's guide to writing systemd service files for embedded Linux — covering auto-start, restart policies, dependency ordering, environment variables, and production-grade logging for applications that need to run unattended in the field.
Deploying Production Systems on Raspberry Pi: Lessons from the FieldLessons Learned
SD card corruption, thermal throttling, power supply quality, clock sync failures, and watchdog timers — the specific failures I ran into deploying Pis in production and exactly what fixed them.
Python vs C++ for Embedded Systems: When to Use EachComparison
A practical comparison of Python's rapid prototyping capabilities against C++'s bare-metal performance for embedded applications — covering real-time systems, MicroPython, hybrid architectures, and a decision framework to help you choose the right tool for every layer of your project.