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xen-devel
Re: AW: Re: [Xen-devel] No C-States any longer...
I'm really not sure how this stuff is supposed to work.
I've CC'd some Intel folks who authored/touched
driver/acpi/processor_xen.c and drivers/xen/acpi_processor.c which I
think is the glue which is supposed to make this stuff work.
Ian.
On Tue, 2011-06-07 at 21:16 +0100, Carsten Schiers wrote:
> I tested with Xen 4.1.0 and latest xen.git#xen/stable-2.6.32: still not
> working.
> Find attached some files. I currently have no working system to produce
> equivalents.
>
> BR,
> Carsten.
>
> -----Ursprüngliche Nachricht-----
> Von: Ian Campbell [mailto:Ian.Campbell@xxxxxxxxxx]
> Gesendet: Montag, 6. Juni 2011 10:31
> An: Carsten Schiers
> Cc: xen-devel
> Betreff: Re: [Xen-devel] No C-States any longer...
>
> On Sat, 2011-06-04 at 17:18 +0100, Carsten Schiers wrote:
> > after my move to Xen 4.1.0 and Debian 2.6.32-5-xen-amd64 pvops Dom0.
> > Seems to be a problem with ACPI.
> > Can it be a BIOS problem (although it worked up to now) or is this not
>
> > implemented?
>
> It may not have been implemented when Debian took their snapshot of
> pvops for the Squeeze release or there may have been missing bugfixes.
> Can you try the latest xen.git#xen/stable-2.6.32?
>
> > Some infos:
>
> It might be interesting to see the equivalent on a working system. Also
> a complete dmesg from each case would be useful.
>
> Ian.
>
> >
> > xm dmesg after xm debug-key c:
> > --------------------------------
> > (XEN) 'c' pressed -> printing ACPI Cx structures
> >
> > xenpm get-cpuidle-states 0
> > --------------------------
> > Max C-state: C7
> >
> > cpu id : 0
> > total C-states : 0
> > idle time(ms) : 0
> > pc3 : [00000000000000000018 ms]
> > pc6 : [00000000000000004294 ms]
> > pc7 : [00000000000140733193 ms]
> > cc3 : [00000000000000000000 ms]
> > cc6 : [00000000000000000006 ms]
> >
> > xm info
> > -------
> > host : data
> > release : 2.6.32-5-xen-amd64
> > version : #1 SMP Thu May 19 01:16:47 UTC 2011
> > machine : x86_64
> > nr_cpus : 3
> > nr_nodes : 1
> > cores_per_socket : 3
> > threads_per_core : 1
> > cpu_mhz : 2210
> > hw_caps :
> >
> 178bf3ff:efd3fbff:00000000:00001310:00802001:00000000:000037ff:00000000
> > virt_caps : hvm
> > total_memory : 4094
> > free_memory : 373
> > free_cpus : 0
> > xen_major : 4
> > xen_minor : 1
> > xen_extra : .0
> > xen_caps : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32
>
> > hvm-3.0-x86_32p hvm-3.0-x86_64
> > xen_scheduler : credit
> > xen_pagesize : 4096
> > platform_params : virt_start=0xffff800000000000
> > xen_changeset : unavailable
> > xen_commandline : dom0_mem=256M dom0_vcpus_pin cpuidle
> > cpufreq=xen
> > cc_compiler : gcc version 4.4.5 (Debian 4.4.5-8)
> > cc_compile_by : root
> > cc_compile_domain :
> > cc_compile_date : Fri Jun 3 17:03:43 CEST 2011
> > xend_config_format : 4
> >
> >
> >
> >
> > _______________________________________________
> > Xen-devel mailing list
> > Xen-devel@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-devel
>
>
>
>
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