Category Archives: SysAdmin

Systems Administrator related stuff – techie stuff.

Major WordPress blog performance problem solved

In a previous post, WordPress woes, I went through the procedure I used to solve some performance problems related to how the IP address on this server is NATed.  Well, there was another problem somewhere that caused the WordPress admin to be incredibly slow most of the time, caused Akismet to not work at all, and a variety of other… Read more »

Poor WordPress admin performance

During the journey of installing WordPress, choosing a theme, setting up plugins, and so on, I ran into a problem that oh-so-many out there have hit: terrible performance in the WordPress admin (downloadable version of WordPress, not at wordpress.com) Well, to make a long story short this time: Do as everyone recommends, despite believing that the problem occurred before a… Read more »

WordPress woes

Well, as my first post, let me touch on some wordpress performance problems, as I just ran into said problems while getting this blog running. So, I setup this virtual server a couple weeks ago.  On it, I installed a variety of things, including some other PHP-heavy sites.  All of them work great; faster than I expected, in fact. Today,… Read more »

Virtualization: What is it? or “Virtualization vs. Emulation”

Today I was inspired by an article in the February 27th issue of Infoworld Magazine written by Tom Yager titled, “What virtualization is — and what it isn’t,” which was regarding misuse of the term “virtualization.” He goes on to briefly identify a few ways that the term is used correctly, as well as incorrectly, in some modern software products,… Read more »

Xen Virtualization Technology (Part 1)

Tonight I’m discussing Xen Virtualization Technology. This technology is the best I’ve ever worked with when it comes to virtualization of hardware on an x86-based machine. What is Xen? From the Xen FAQ: “Xen is a virtual machine monitor (VMM) for x86-compatible computers. Xen can securely execute multiple virtual machines, each running its own OS, on a single physical system… Read more »

Welcome!

David J. Pryke   February 27, 2006   No Comments on Welcome!

Welcome, and hello! My name is Dave, and I am a Systems Administrator in Pennsylvania, USA. I am starting this blog to discuss various sysadmin related topics, including network and systems security, systems configurations, tips for optimizing systems and networks, using open source tools in a corporate environment, and more. I will be writing about my experiences and various things… Read more »