Have you ever wanted to find out how much memory every one of your servers has? Or how about target a command to be run against just your CentOS machines? If you have your servers under Salt configuration management, you…
In an earlier article (Puppet, Chef, and now Salt for Configuration Management), we discussed how to install salt for configuration management. At the end of the article, we discussed running command on the minions using the salt command from the…
In this world of identity theft and protecting oneself from the internet fraud and hacking, it can be instructive to step back and take a look about what type of information our server is sharing about itself to anybody who…
I installed a new redundant WordPress instance on two different VPS servers the other day. One of my biggest worries with the new system was how would media images and files uploaded by the content editors on one of the…