[Xen-users] Windows 2003 domU can not use 7G RAM ?

[Zu <zuzhihui@xxxxxxxxx>]

I installed a 32 bit Windows 2003 enterprise edtion domU. xm list
shows the domU has 7G RAM. But Windows 2003 shows only 3.75G RAM. I do
not know what's wrong. Anyone knows?

[root@sjd-hot w2k3e]# xm info
host                   : sjd-hot.rashost.com
release                : 2.6.18.8-xen
version                : #1 SMP Fri Nov 27 03:53:01 UTC 2009
machine                : x86_64
nr_cpus                : 4
nr_nodes               : 1
cores_per_socket       : 4
threads_per_core       : 1
cpu_mhz                : 2394
hw_caps                :
bfebfbff:20100800:00000000:00000140:0000e3bd:00000000:00000001:00000000
virt_caps              : hvm
total_memory           : 8190
free_memory            : 30
node_to_cpu            : node0:0-3
node_to_memory         : node0:30
xen_major              : 3
xen_minor              : 4
xen_extra              : .2
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
cc_compiler            : gcc version 4.1.2 20080704 (Red Hat 4.1.2-46)
cc_compile_by          : root
cc_compile_domain      : rashost.com
cc_compile_date        : Fri Nov 27 04:29:38 UTC 2009
xend_config_format     : 4

[root@sjd-hot w2k3e]# xm list
Name                                        ID   Mem VCPUs      State   Time(s)
Domain-0                                     0   704     4     r-----    354.6
zhshw.com                                    5  7292     1     -b----     38.7

[root@sjd-hot w2k3e]# cat w2k3e.cfg
import os, re
arch_libdir = 'lib'
arch = os.uname()[4]
if re.search('64', arch): arch_libdir = 'lib64'
device_model = '/usr/' + arch_libdir + '/xen/bin/qemu-dm'
kernel = '/usr/lib/xen/boot/hvmloader'
builder='hvm'
boot='cda'
vnc=1
sdl=0
vcpus = 4
vnclisten='0.0.0.0'
acpi=1
vncunused=0
usbdevice='tablet'
vncpasswd='33333'
vncdisplay=80
name = 'zhshw.com'
memory = 7292
vif = [ ' type=ioemu, vifname=x220.80,  mac=00:16:3E:15:DC:50 ' ]
disk = [ 'phy:/dev/vpsvg/a_C,ioemu:hda,w']

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