Re: [Fedora] USB harddisks: reliable?

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Ashley M. Kirchner wrote:
> Colin Brace wrote:
>> This and some weirdness I was having with another USB drive earlier
>> this fall have me wondering whether this interface is really robust
>> enough for continual use. (I have used up the four internal SATA
>> interfaces in my box which is why I am using an USB drive.)
>    My two suggestions are:
> 
>    a) Is this a USB powered drive, or a self-powered one?  On other
> words, does it pull power from the computer or does it have it's own
> power adapter?  If it pulls from the USB bus, the computer might not be
> providing enough power.  You may consider something that's
> self-powered.  This is also valid if it's connected to a USB hub that
> pulls power from the system bus.  You want a hub that's self-powered. 
> Now, if everything is self-powered and you're still having problems,
> then something else is happening and it's hard to point a finger at any
> one particular thing.
> 
One other thing to keep in mind is that a lot of self-powered drives
only power the hard drive. The electronics are still powered from
the USB bus. You can still run into power problems while using
self-powered drives, especially with cheap USB cards.

Mikkel
-- 

  Do not meddle in the affairs of dragons,
for thou art crunchy and taste good with Ketchup!

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