techradar.com: For tasks like controlling and monitoring the distro's underlying system, the command line remains indispensable. Here are some commands that will elevate you from a total newbie to an informed command line user.
cmdln.org: Monitoring and analyzing performance is an important task for any sysadmin. Disk I/O bottlenecks can bring applications to a crawl. What is an IOP? Should I use SATA, SAS, or FC? How many spindles do I need? What RAID level should I use? Is my system read or write heavy?
linux-mag.com: System Administrator Dilemma #942: Send a Data Center Service Tech out to pop open the case to tell you what’s in your system or use two simple commands.
wine-reviews.net: With Linux and free software making a name for itself in the world of big business, many people are testing the feasibility of switching small and home office software to their open source equivalents.
h-online.com: Version 2.6.34 of the Linux kernel will be the first to support the Ceph and LogFS file systems. A number of changes to the Btrfs and XFS code promise improved performance. The kernel should now be better at working with drives with 4 KB logical sectors.
elevenislouder.blogspot: I am in the computer repair business. Normally, people come in with either PCs or Macs, and request repairs that are really rather simple. Occasionally, I'm called on to do large installations, or set up servers, but that's rare. What's even more rare is having a Linux client.
news.softpedia.com: Clement Lefebvre proudly announced two days ago (April 21st) the plans for the artwork of the upcoming Linux Mint 9 operating system.
robinzrants.wordpress: Debian doesn’t love me. I dunno what I did to incur such defiance, but one thing is for sure: I’m very grateful for the folks at Mepis, and Canonical, Sidux, and others who can tame Debian and make it usable.
blog.flameeyes.eu: I always fine it at least fascinating, the religiousness with which some people stand to defend “classical” (or, in my opinion more properly, “legacy”) choices in the Unix world.
informationweek.com: New features in the distro's latest version will make it possible to run heavy I/O servers, such as database servers, in a virtual machine under Linux, company says.