Install Ubuntu 24.04 Server on ZFS Root via Autoinstall
This is a tiny delta to my previous guide (HTTPS + Nginx + SSI already working). The focus here is […]
Ubuntu, ZFS
Ubuntu
Ubuntu
Install Ubuntu 24.04.2 with NoCloud Autoinstall over HTTPS
What is Autoinstall (Ubuntu 24.04)? Autoinstall is Ubuntu Server’s unattended installation in Subiquity. You provide a YAML answer file (user-data)
AOSP, Ccache, Ubuntu
Making AOSP’s nsjail Work with AppArmor (Ubuntu 24.04)
TL;DR On Ubuntu 24.04 (kernel 6.8) with kernel.apparmor_restrict_unprivileged_userns=1, our AOSP 16 (also applicable to 15 and similar versions) builds showed:
AOSP, Ubuntu
Fixing nsjail “Permission denied” on Ubuntu 24.04 when Building AOSP
TL;DR If your AOSP build fails with: it almost always means your system is blocking unprivileged user namespaces under AppArmor.
Ubuntu
Initialize & Auto-Mount an External USB Disk on Ubuntu Server 24.04
— THIS GUIDE ERASES THE ENTIRE TARGET DISK — Data-destructive warning: The steps below wipe the whole disk (wipefs -a,
KVM, Ubuntu
Increase a KVM qcow2 Disk Offline (Ubuntu 24.04 + LVM)
Goal: grow /var/lib/libvirt/images/rbe-b.qcow2 offline on the host, then expand LVM inside the Ubuntu 24.04 guest. TL;DR (commands only) Host (VM
Ubuntu
Fixing PCIe AER Errors on Minisforum Venus Series (AMD Ryzen 9 7940HS)
Introduction If you own a Minisforum Venus series mini PC with an AMD Ryzen 9 7940HS and run heavy workloads
Ceph, Ubuntu
Simulating Geo-Distributed Network Latency with tc on Ubuntu 24.04
When deploying Ceph RGW Multisite, it’s common to span zones across different regions—Asia, Europe, America—connected by wide-area networks. These connections
Ubuntu
Understanding the Backports Repository in Ubuntu 24.04: What It Is and When to Use It
Want Newer Packages on Ubuntu 24.04? Meet Backports Ubuntu 24.04 LTS (Noble Numbat) is built for stability, but what if
Ubuntu
What Is a Bridge Network in Ubuntu 24.04?
If you’re running Ubuntu 24.04 and working with virtual machines, containers, or advanced networking setups, you’ve probably come across something