Tethering a Ubiquity Network to a Mobile Hotspot
I saw it happen. <figcaption>The cable-chewing device</figcaption> The contractor in the neighbor’s back yard ...
system administration
Thursday Threads: Developer Genders, Facebook Release Engineering, Alcohol Among Technologists
Why aren’t there more women in technology? Hmm, let’s see if Twitter can help us find out.
Fixing a Bad SSH authorized_keys under Amazon EC2
I was doing some maintenance on the Amazon EC2 instance that underpins DLTJ and in the process managed to mess up the .ssh/authorized_keys file. (Specifical...
Split Routing with OpenVPN
My place of work has installed a VPN that moderates our access to the server network using the OpenVPN protocol. This is a good thing, but in its default co...
Note to Future Self: Use ssh -D to bypass annoying interception proxies
Dear future self, If you are reading this, you are remembering a time when you ran into a really nasty interception proxy ((Version of the "Proxy Server" Wik...
DLTJ Updated, Readers Yawn
At least I hope that is the correct headline. I've been having some problems with this installation of WordPress lately -- in particular, I could no longer ...
“Everyone’s Guide to By-Passing Internet Censorship for Citizens Worldwide”
The title of this post is the same as the report it describes, Everyone's Guide to By-Passing Internet Censorship for Citizens Worldwide [PDF]. It was annou...
Killing Off Runaway Apache Processes
Well, something is still going wrong on dltj.org — despite previous performance tuning efforts, I'm still running into cases where machine performance ...
WordPress/MySQL Tuning
dltj.org runs on a relatively tiny box — a Pentium III with 512MB of RAM. I'm running a Gentoo Linux distribution, so I actually have a prayer of gett...
Getting Around Drupal’s Prohibition of @ Characters in User Ids
A while back we created an LDAP directory to consolidate account information for various back-room services, and when we created it we decided to use the ind...
Managing a Gentoo Linux Server Configuration with Subversion, GLCU, and Trac
Keeping track of configuration changes to servers is a tough job made tougher when some of the sysadmins work from home. Questions of who did what when and w...