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Re: [Xen-devel] Re: [Xen-users] xen 4.0 and cpufreq with pvops dom0 kernel



Xen needs a suitably configured odm0 kernel to push cpufreq info down into
it. My guess would be that the new dom0 kernel that was installed is missing
the relevant support, or it is not configured into the build.

 K.

On 18/05/2010 20:32, "Pasi Kärkkäinen" <pasik@xxxxxx> wrote:

> 
> Adding xen-devel to CC..
> 
> -- Pasi
> 
> On Sun, May 16, 2010 at 09:49:07AM +0200, Christoph Kaminski wrote:
>> Hi
>> 
>> I have a problem with xen 4.0 and cpufreq. It seems to be not supported:
>> 
>> xenpm get-cpufreq-para
>> [CPU0] failed to get cpufreq parameter
>> [CPU1] failed to get cpufreq parameter
>> [CPU2] failed to get cpufreq parameter
>> [CPU3] failed to get cpufreq parameter
>> [CPU4] failed to get cpufreq parameter
>> [CPU5] failed to get cpufreq parameter
>> [CPU6] failed to get cpufreq parameter
>> [CPU7] failed to get cpufreq parameter
>> 
>> This are the pkgs and settings what I use (debian lenny + some backports):
>> 
>> dpkg -l | grep xen
>> ii  libxenstore3.0                          4.0.0-1~experimental.1
>> Xenstore communications library for Xen
>> ii  linux-image-2.6.26-2-xen-amd64          2.6.26-21lenny4 Linux 2.6.26
>> image on AMD64, oldstyle Xen support
>> ii  linux-image-2.6.32-bpo.4-xen-amd64      2.6.32-11~bpo50+1 Linux
>> 2.6.32 for 64-bit PCs, Xen dom0 support
>> ii  linux-modules-2.6.26-2-xen-amd64        2.6.26-21lenny4 Linux 2.6.26
>> modules on AMD64
>> ii  xen-docs-4.0                            4.0.0-1~experimental.1
>> Documentation for Xen
>> ii  xen-hypervisor-4.0-amd64                4.0.0-1~experimental.1     The
>> Xen Hypervisor on AMD64
>> ii  xen-linux-system-2.6.32-bpo.4-xen-amd64 2.6.32-11~bpo50+1          Xen
>> system with Linux 2.6.32 on 64-bit PCs
>> ii  xen-shell                               1.8-3 Console based Xen
>> administration utility
>> ii  xen-tools                               4.1-1~bpo50+1 Tools to manage
>> Debian XEN virtual servers
>> ii  xen-utils-4.0                           4.0.0-1~experimental.1     XEN
>> administrative tools
>> ii  xen-utils-common                        3.4.2-4                    XEN
>> administrative tools - common files
>> 
>> cat /boot/grub/menu.lst |grep kernel
>> kernel          /xen-4.0-amd64.gz vga=gfx-1280x1024x8 dom0_mem=512M
>> dom0_max_vcpus=2 dom0_vcpus_pin=true cpufreq=xen cpuidle clocksource=acpi
>> numa=on
>> 
>> am I doing something wrong?
>> 
>> 
>> -- 
>> 
>> Greetz
>> 
>> _______________________________________________
>> Xen-users mailing list
>> Xen-users@xxxxxxxxxxxxxxxxxxx
>> http://lists.xensource.com/xen-users
> 
> _______________________________________________
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> Xen-devel@xxxxxxxxxxxxxxxxxxx
> http://lists.xensource.com/xen-devel



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