[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] Re: [PATCH] record max stime skew (was RE: [PATCH] strictly increasing hvm guest time)
On 2/7/08 23:41, "Dan Magenheimer" <dan.magenheimer@xxxxxxxxxx> wrote: > Attached is the patch. Interestingly, on my single-socket > two-core recent-vintage Intel processor, this patch reports > a max skew of >13 usec, much higher than the values I'm > seeing from "xm debug-key t". I wonder if this is due to > a mistake in my patch (though I don't see it) or if the > various stime error corrections are not converging as > expected, resulting in a broader stime skew between > processors than expected? Perhaps this relatively large skew happens at start of day, before the periodic calibration has 'locked on'? -- Keir _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
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