Re: [Xen-devel] Latest unstable detects cpu speed incorrectly

["Mr. Teo En Ming (Zhang Enming)" <space.time.universe@xxxxxxxxx>]

It still alternates between 600 MHz and 1000 MHz.

Did I set tsc_native correctly? Please look at my Windows XP HVM
config below. Please also look at my Youtube video as well. Thank you.

#import os, re
#arch = os.uname()[4]
#if re.search('64', arch):
#    arch_libdir = 'lib64'
#else:
#    arch_libdir = 'lib'

kernel = "/usr/lib/xen/boot/hvmloader"
builder='hvm'
memory = 3072

# Should be at least 2KB per MB of domain memory, plus a few MB per vcpu.
#shadow_memory = 8
name = "winxphome32"
vif = [ 'bridge=eth0' ]
acpi = 1
apic = 1
disk = [ 'phy:/dev/virtualmachines/winxphome32,hda,w',
'phy:/dev/sr0,hdc:cdrom,r' ]

#device_model = '/usr/' + arch_libdir + '/xen/bin/qemu-dm'
#device_model = '/usr/' + 'lib' + '/xen/bin/qemu-dm'
device_model = 'qemu-dm'

#-----------------------------------------------------------------------------
# boot on floppy (a), hard disk (c) or CD-ROM (d)
# default: hard disk, cd-rom, floppy
boot="cd"
sdl=0
vnc=1
vnclisten="192.168.1.2"
vncdisplay=1
vncunused=1
vncconsole=0
vncpasswd=''

#serial='pty'
#usbdevice='tablet'
# onboard
#pci = [ '00:02.0' ]
# nVidia Geforce 8400 GS & firewire controller & HD audio controller
pci = [ '01:00.0','02:01.0','00:1b.0' ]
vcpus=2
# No passthrough
#gfx_passthru=0
# onboard
#gfx_passthru=1
# nvidia
gfx_passthru=2

# Can only pass through one usb device at a time
usb=1
# USB Unity Green Mouse
#usbdevice = 'host:1bcf:0007'
# USB A1pro Black Mouse
usbdevice = 'host:15d9:0a41'
# USB Keyboard
#usbdevice = 'host:0603:00f2'
# USB Sony IC Recorder
#usbdevice = 'host:054c:0271'
# USB Lexmark X1270 Color Printer
#usbdevice = 'host:043d:00ff'
# USB Lexmark X1270 Photo Scanner
#usbdevice = 'host:043d:007d'
# USB Lexmark X1270 Generic Hub
#usbdevice = 'host:043d:007a'
# Hauppauge WinTV PVR USB2 TV Tuner
#usbdevice = 'host:2040:2400'

tsc_native=1


-- 
Mr. Teo En Ming (Zhang Enming) Dip(Mechatronics) BEng(Hons)(Mechanical
Engineering)
Alma Maters:
(1) Singapore Polytechnic
(2) National University of Singapore
Blog URL: http://teo-en-ming-aka-zhang-enming.blogspot.com
Email: space.time.universe@xxxxxxxxx
MSN: teoenming@xxxxxxxxxxx
Mobile Phone: +65-9648-9798
Street: Bedok Reservoir Road
Republic of Singapore


On Wed, Oct 28, 2009 at 2:40 AM, Keir Fraser <keir.fraser@xxxxxxxxxxxxx> wrote:
> On 27/10/2009 18:22, "Mr. Teo En Ming (Zhang Enming)"
> <space.time.universe@xxxxxxxxx> wrote:
>
>> I have set tsc_native=1 in my Windows XP HVM configuration file but
>> there is no noticeable improvement in performance.
>>
>> Here is the Youtube video of the 2nd iteration of the Super PI 32M
>> benchmark test.
>>
>> http://www.youtube.com/watch?v=m7W0OFFcw7I
>>
>> Have I set the parameter correctly?
>
> If your Windows gues tthinks its processor speed is other than 1GHz, then
> yes.
>
>  -- Keir
>
>
>

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