Messages in this thread | | | Date | Sun, 19 Jan 2014 08:21:20 -0500 | From | Prarit Bhargava <> | Subject | Re: [PATCH] turbostat, servers do not support uncore power register |
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On 01/18/2014 10:50 PM, Len Brown wrote: > On Thu, Dec 19, 2013 at 7:27 PM, Prarit Bhargava <prarit@redhat.com> wrote: >> From the Intel Software Developer's Manual section 14.7.4, >> >> "For server platforms, PP1 domain is not supported, but its PP0 domain >> supports the MSR_PP0_PERF_STATUS interface." >> >> When I run 'turbostat ls' I see the following error: >> >> /dev/cpu/0/msr offset 0x641 read failed > > Let me know if you see this when running turbostat v3.6 or later. > you can find that version in the linux-next tree. >
Len, looks like v3.6 works -- I'll do some additional testing to confirm but AFAICT it does work on the affected systems.
P.
> thanks, > Len Brown, Intel Open Source Technology Center
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