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SubjectRE: Dual core Athlons and unsynced TSCs

On Fri, 13 Jan 2006, Lee Revell wrote:

> On Fri, 2006-01-13 at 12:52 -0500, Steven Rostedt wrote:
> > On Fri, 13 Jan 2006, Lee Revell wrote:
> >
> > > I don't have hardware to test this, can you confirm that the only
> > > workaround needed is to boot with "clock=pmtmr"?
> >
> > For which kernel?
>
> I believe the problem exists on all kernels, it should not matter.


Well, I just booted up (and am currently running) 2.6.15-rt4-sr2 and I
used "clock=pmtmr". I haven't got any

read_tsc: ACK! TSC went backward! Unsynced TSCs?


If that's what you want to know?

But the latency traces are still screwed up.


-- Steve

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