technology, amateur radio, scouting and me

Unresponsive Supermicro X10SDV-TLN4F motherboard

Why does a previously working Supermicro X10SDV-TLN4F motherboard suddenly stop booting or responding to the keyboard? Background Back in September 2015 I replaced my home server with a Supermicro SuperServer 5028D-TN4T Xeon D-1540. This is an amazing little box: tiny enclosure; Supermicro X10SDV-TLN4F motherboard with single XEON D-1540 CPU and integrated IPMI and KVM; roomContinue Reading

New ZFS based NAS and VM Host – part 2

In part one I covered the motivation, requirements and hardware. In this post I will cover software installation and configuration. Installing and configuring SmartOS SmartOS differs from many other operating systems, though not FreeNAS, by not requiring installation. You simply copy a disk image to a USB thumb drive and boot from it. SmartOS then createsContinue Reading

Update on contact lenses

In short, I gave up. In the first post I mentioned that I felt OK with the single vision lenses but that I hadn’t tried driving with them in. As soon as I did, I started to notice problems. The main one was that I couldn;t focus on vehicles following behind using the internal mirror:Continue Reading

Day One with contact lenses

I’ve been wearing glasses for about 15 years now. I have classic Presbyopia: also known as short arms 🙂 My distance vision is still nearly perfect in one eye and not much worse in the other. My close up vision has been deteriorating for about 16-17 years though. I moved over to Varifocals years agoContinue Reading