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Jeff Geerling's Blog
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Latest posts
Last updated 3 days ago
Raspberry Pi locks down Pi 5 RAM upgrades in firmware
3 days ago
Raspberry Pi added a feature in their firmware that restricts users from...
NTP, an atomic clock, and having a great time at the world's largest VCF
6 days ago
I'm back from VCF Midwest 21, arguably the largest vintage computer festival...
OpenNMC is an open replacement for expensive APC management cards
16 days ago
UPSes are typically the most boring part of your homelab, but they're...
Rebuilding a 1995 GPS Time Server so I don't get Telstra'd
20 days ago
In June I purchased this TrueTime XL-AK time server, so I could...
Before NTP there were Time and Daytime
25 days ago
In building an NTP time demo on old Macs for VCF Midwest...
Building a mini Homelab that fits in my carry-on
27 days ago
I'm traveling to Chicago for VCF Midwest next month. I'll be demoing...
Getting the Steam Deck LCD working on a Raspberry Pi
about 1 month ago
The BOE TV070WXM-TV0 LCD used in the original Steam Deck can be...
Debugging Ubiquiti's 5G Backup on AT&T
30 days ago
For a mobile 'mini homelab' project I'm working on, I wanted to...
Hands-on with Raspberry Pi's CM5 Programming Jig
about 1 month ago
In the before-times, when Raspberry Pi CM5s were (relatively) affordable, I built...
I'm excited for Intel after testing the XPS 13
about 2 months ago
Shortly after Apple launched the budget MacBook Neo, Dell announced their response...
Proxmox officially supports Arm, with some caveats
about 2 months ago
Proxmox today announced their Proxmox Virtual Environment is now available for 64-bit...
Getting 25 Gbps Thunderbolt Ethernet on my Mac Studio
about 2 months ago
I've been using the built-in 10 Gigabit Ethernet on my Mac Studio...