Re: 2.6.14-rt13

From: Lee Revell
Date: Fri Nov 18 2005 - 17:15:36 EST


On Fri, 2005-11-18 at 23:07 +0100, Ingo Molnar wrote:
> * Fernando Lopez-Lezcano <nando@xxxxxxxxxxxxxxxxxx> wrote:
>
> > Arghhh, at least I take this as a confirmation that the TSCs do drift
> > and there is no workaround. It currently makes the -rt/Jack
> > combination not very useful, at least in my tests.
> >
> > Is there a way to resync the TSCs?
>
> no reasonable way. Does idle=poll make any difference?

But JACK itself uses rdtsc() for timing calculations so TSC drift is
invariably fatal.

Lee

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