openssl-1.0.1e-30 broke sendmail, mysql on rhel/centos 5/6
After being abruptly awakened on Saturday morning at 4am (nightly cron job for yum updates), we found that an upstream RHEL/CentOS update had changed the minimum acceptable length of DH keys to 768 bits.
Make mediawiki page names case insensitive, including semantic queries
Automatically create VLAN bridge interfaces for KVM on RHEL 5-6
At Prophecy, we make extensive use of KVM Virtualization on CentOS6. A VM host can have multiple bridge interfaces (each on a separate VLAN) on which we can run virtual machines.
Merge git forked repo with upstream changes
Merging upstream improvements into my forked repo turned out to be easier than I expected
Dockerized HTPC Suite (sabnzbd, couchpotato, nzbdrone, plex)
A “One Ring” to control a dockerized suite of HTPC apps, each in their own isolated container
Perform L3 adoption with UniFi Controller v4 (Dockerized)
Not quite as straightforward as it should be
Activating Windows Server Evaluation
No, you can’t just “activate” an Evaluation version
Addons to improve Thunderbird (and make it less annoying)
My organization standardizes on Mozilla Thunderbird as our mail client of choice (partly because Mail.app is so deficient on OSX). It’s a bit crusty since Mozilla halted further development in 2012, but better the devil you know, right…?
IT Monitoring lessons learned from FCC report into 911 outage
IEEE Spectrum highlighted an FCC report into a 911 outage in April 2014, which resulted in over 11 million Americans.. or about three and half percent of the population of the United States, being at risk of not being able to reach emergency help through 911.
MacBook Air recommendation for cost-conscious newlyweds
A friend who recently got married asked for advice (below) on purchasing a MacBook Air, and I thought it might be useful to record my response here: