Re: time function behaving strane

From: Thomas Gleixner
Date: Fri Feb 03 2006 - 14:28:27 EST


On Fri, 2006-02-03 at 11:19 -0800, john stultz wrote:
> On Fri, 2006-02-03 at 09:45 +0530, Conio sandiago wrote:
> > Hi all,
> > i am using time function in my application.
> > When i call the try function in a loop of say 1 lac iterations then i
> > m facing strange behaviour.
> >
> > What i am doing is that i am making a call twice to time function
> > inside every iteration and i compare the time of both the calls.
> > But sometimes the time obtained from recent call is 1 second less than
> > the previous call.
> >
> > Has anybody observed such kind of problem??
>
> Time inconsistencies are possible with some hardware, although full
> second inconsistencies are a bit large.
>
> Please open a bug at http://bugzilla.kernel.org
>
> Attach a full dmesg log and assign it to me.

Please provide also test code which makes that problem visible.

tglx


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