[NTLUG:Discuss] Rootkit or SELinux
Pat Regan
thehead at patshead.com
Thu Dec 15 13:56:58 CST 2005
./aal wrote:
> also a spinup spindown cycle is much harder on the hdd han leaving it
> on
>
This is very incorrect for any mechanical part in your computer. Moving
parts tend to either wear out from too much use, or freeze up from total
lack of use. I would imagine that a hard drive that is only powered up
for a few hours at a time once a week will be much less likely to suffer
mechanical failure than a drive that is left on 24/7.
When I was playing around with power management settings on my laptop I
read that hard drives are only likely to survive so many spin up/down
cycles. I don't recall what the number was but it was at least many
thousands, and my laptop is WAY over that :).
> I never turn mine off unless for hdwr upgrades
>
Same here, for my desktop. I only keep it running because it is quite
often doing something useful, or I (or someone else) may need to access
it remotely.
> they last me years
>
My desktop is a 3-4 year old dual Athlon that runs nearly 24/7. I've
had to replace 2 cpu fans so far. I doubt I would have had to do that
if I only turned it on when I was using it.
There are plenty of excuses to keep a computer powered up 24/7,
longevity isn't one of them :).
Pat
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