DISA’s final release of the Red Hat Enterprise Linux (RHEL) 7 Security Technical Implementation Guide (STIG) came out a few weeks ago and it has plenty of improvements and changes.
Python’s virtual environment capability is extremely handy for situations where you don’t want the required modules for a particular python project to get mixed up with your system-wide installed modules.
While working on multiple nova (OpenStack Compute) environments at Rackspace, I found myself thrashing between multiple terminal windows where I had exported environment variables for python-novaclient to use.
My work at Rackspace has changed a bit in the last few weeks and I’ve shifted from managing a team of engineers to a full technical focus on OpenStack Nova.
If up2date throws some horrible Python errors and rpm says ārpmdb: Lock table is out of available locker entriesā, you can restore your system to normality with the following: