Jan 122018
 

I’m writing this down so I can find it later. The management IP address on my Unifi US-16-XG is wrong. I’m going to change it via a combination of the controller and the CLI. Let’s hope this works. Hope? Why hope? Unifi switches are designed to be managed via the webgui (i.e. their controller). I’m […]

Jan 012018
 
Why is my network offline? An investigation

Happy New Year. This morning I received an email at 4:50 AM local time telling me that my camera system had been offline for 10 minutes. Based on that, I tried to access my internal monitoring system from outside. Nothing. Later emails indicated other external systems had issues connecting to the internal network. As I […]

Nov 292017
 

I’ve been given a Dell PowerEdge 710. I’ve installed two 30GB SSDs, installed FreeBSD 11 on them, and added four 500 GB SSDs. It will become a tape library server, replacing the R610 which will no longer be used. Some of the hardware came from the R610. The zpools: The filesystems: And dmesg:

Nov 172017
 

This is x8dtu (named after the Supermicro motherboard). This is the new FreshPorts server. In short: FreeBSD 11 booting off a mirrored pair of zfsroot SSDs 4.5TB of mirrored ZFS 196612 MB of RAM (yeah, that’s 196GB of RAM) Supermicro X8TDU motherboard Intel Xeon E5620 @ 2.40GHz (two of those, giving 16 CPUs) NOTE: this […]

Nov 152017
 

Today I moved the FreshPorts website from one server to another. My goal is for nobody to notice. In preparation for this move, I have: DNS TTL reduced to 60s Posted to Twitter Updated the status page Put the website put in offline mode: Sorry, the website is offline from 2017-11-05 17:01, for approximately 3 […]

Oct 272017
 
/etc/rc.subr: 1391: Syntax error: "fi": unexpected

Yesterday, I upgraded a DigitalOcean droplet from FreeBSD 10.3 to FreeBSD 11.1 just before I headed to work. I’ve done such upgrades several times before. They all went well. This one did not. Several issues cascaded to prevent me from completely this task in a timely manner. Let me describe the events as they unfolded. […]