04-05-2009
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Re: Vista: high (45-50%) CPU usage due to hardware interrupts
Puzzler if you un install the fast access facial recognition it will stop. I
have a Dell Studio 1737 and it did the same.
"puzzler" wrote:
>
> I have a newly-purchased Dell laptop, running 64-bit Vista, with 4GB of
> RAM. Right out of the box, I'm having the same problem as the original
> poster, i.e., some time after startup, my CPU usage goes to about 40%,
> even when idle. No processes show up as being responsible when using
> the built-in task list, but running the downloadable Process Explorer
> shows that all this CPU usage is due to hardware interrupts.
>
> I also have tried turning off search/indexing, and any unnecessary
> drivers (such as the facial recognition software that came
> pre-installed). Although the original poster eventually concluded he
> didn't have enough memory, I have plenty of memory, so that's not the
> problem.
>
> Dell support has been useless. Their reps are apparently trained that
> high CPU usage can only be caused by spyware, and they can't handle the
> idea that this problem happened out of the box, with only preinstalled
> software, and they certainly don't understand the idea that it is caused
> by hardware interrupts (they are only trained to use the task manager
> tool built into Vista).
>
> So I'm stumped, and very frustrated. How do I fix this?
>
>
> --
> puzzler
> Posted via http://www.vistaheads.com
>
>
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