Why Facebook Open-Sourced its Datacenter - An article that takes a look at the new open source initiative by Facebook. It's expressed as an attempt to compete with Google, who also engineers and manufactures their own servers. The difference between the two, is that Facebook has decided to publicize everything from designs to platforms, schematics to datacenter layouts. It may prove to be a boon for other companies to implement similar tactics.
Confused about what a Systems Administrator does? - The link above shows a plethora of the activities and jobs a general Systems Administrator may do--108 of them, to be exact. It ranges from installation of hardware to being an HVAC specialist.
