Re: [RFC/RFT] calloutng

From: Luigi Rizzo <rizzo_at_iet.unipi.it>
Date: Tue, 8 Jan 2013 12:16:03 +0100
On Tue, Jan 08, 2013 at 12:55:27PM +0200, Alexander Motin wrote:
> On 06.01.2013 18:20, Luigi Rizzo wrote:
...
> > I think that for the time being it would be useful to run at least
> > one set of tests with kern.timecounter.alloweddeviation=0 so we can
> > tell how close we get to the required timeouts
> 
> May be just to be sure, because it should not significantly affect
> results of the 1us tests, as 5% of 1us is much less then numbers we see
> there.

to clarify - i don't mind if we are 50-100us (absolute error) off the
requested timeout for short intervals, but i want to be sure
that this error can be achieved also for large requests.

cheers
luigi
Received on Tue Jan 08 2013 - 10:16:57 UTC

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