Messages in this thread |  | | | Date | Fri, 13 Jan 2006 14:23:49 -0800 | | From | thockin@hockin ... | | Subject | Re: Dual core Athlons and unsynced TSCs |
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On Fri, Jan 13, 2006 at 02:05:23PM -0800, David Lang wrote: > On Fri, 13 Jan 2006 thockin@hockin.org wrote: > > >On Fri, Jan 13, 2006 at 01:18:35PM -0800, David Lang wrote: > >>Lee, the last time I saw this discussion I thought it was identified that > >>the multiple cores (or IIRC the multiple chips in a SMP motherboard) would > >>only get out of sync when power management calls were made (hlt or > >>switching the c-state). IIRC the workaround that was posted then was to > >>just disable these in the kernel build. > > > >not using 'hlt' when idling means that you spend 10s of Watts more power > >on mostly idle systems. > > true, but for people who need better time accruacy then the other > workaround this may be very acceptable.
sure, if power doesn't matter use idle=poll => problem solved. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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