Advanced System Building Guide
Alan writes "FiringSquad has up an Advanced System Building Guide, detailing how to construct your own rig. The first half deals with hardware selection and even esoteric concepts such as PCI slot placement. The second half is focused on Windows XP, and makes recommendations such as moving the swap file and scratch disk to a separate partition." From the article: "You laugh at the so-called expertise of Best Buy's GeekSquad, and are the one doing the teaching when calling technical support. If this sounds like you, you've come to the right place if you're looking to take your system building skills to the next level."
Insignificant in the MTBF calculation. Ask a hw engineer. The rotational assembley that spins the platters (the speed of which is constant) is by far the biggest failure mechanism.
"I'd rather be a lightning rod than a seismometer." -Ken Kesey
You need to remember that hard drives are NOT solid state devices. They have bearings and mechanical parts. The first rule of thumb when it comes to PCs or any kind of equipment is that "The question is not if the parts will wear out but when the parts will wear out."
That being said, the hard drives will wear out. Period. End of story. Some might die in a few months, some in a few years, and some might never die before you replace them.
Even more important is the conecpt of multiple spindles to do multiple jobs. If you have one drive that suddenly hits swap because you're doing something, not only will your system grind to a halt because the drive head is loaded with contention (it can only do one job at once, obviously) but you're adding that much more wear and tear.
With the swap on a separate drive (and preferably on a separate IDE channel, assuming that that's what you're doing), the main drive can do whatever it needs to do while letting the other drive take care of the swap. So, not only are you greatly increasing potential throughput and system efficiency, you're dramatically reducing wear and tear on the drive head mechanism.
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