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

["James Harper" <james.harper@xxxxxxxxxxxxxxxx>]

Maybe you need to add /PAE to the boot.ini entry... 
http://support.microsoft.com/kb/283037

James


> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx [mailto:xen-users-
> bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Zu
> Sent: Wednesday, 3 March 2010 16:40
> To: Xen User-List
> Subject: [Xen-users] Windows 2003 domU can not use 7G RAM ?
> 
> 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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