How to Upgrade Gerrit 3.12.2 to 3.13.1 on Ubuntu 24.04
Introduction In a previous post, I showed how to install Gerrit 3.11.2 on Ubuntu 24.04 with: After that, I upgraded […]
DevOps & Software Delivery
Ubuntu
Cloud, Linux & Virtualization
Install Ubuntu 24.04 Server on ZFS Root Mirror (RAID-1) via Autoinstall
In my previous post, I used: This time we’re going one step further: Install Ubuntu 24.04 on ZFS root with
Data Platforms & Analytics
How to Install a 3-Node Kafka 4.1 Cluster on Ubuntu 24.04 with Per-Node HAProxy SSL Termination
Introduction In my previous post I showed how to run Kafka 4.0 + HAProxy on a single Ubuntu 24.04 node
Cloud, Linux & Virtualization
ZFS System Backups with zrepl on Ubuntu (ZFS root)
A clean, cron-free way to back up a ZFS-root Ubuntu server: run zrepl on a backup box and pull snapshots
Cloud, Linux & Virtualization
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
Cloud, Linux & Virtualization
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)
Android & Mobile Development
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:
Android & Mobile Development
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.
Cloud, Linux & Virtualization
Initialize & Persistently 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,
DevOps & Software Delivery
Host Your Own Docker Images on Sonatype Nexus 3 OSS (HTTPS via HAProxy, Ubuntu 24.04)
Why use Nexus as a Docker Registry? If you already run Sonatype Nexus and don’t want to stand up Harbor,