On Fri, 25 May 2007 23:20:25 +0200 "J.A. Magallón" <[email protected]> wrote:
> Is idle=poll a quick and dirty way to burn your box in flames ?
yep ;) It makes the CPU(s) busy-wait when they have nothing else to do.
It was originally added as a thing to maybe save a few cycles of latency
in responding to interrupts. It's now useful as a trick to prevent oprofile
from producing confusing numbers. I don't think it has any other uses.
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