Re: [Xen-users] Windows DomUs not seeing additional new ram

[James Miller <jimm@xxxxxxxxxxxxxxx>]

Brian Krusic wrote:
> You can try to enable the 3/1 mem switch to see if ti works, I use it 
> in XP.
> Its solved some key issues with apps needing more then 2GB mem.
>
> Your boot.ini will look something like this;
>
> multi(0)disk(0)rdisk(0)partition(1)\WINDOWS="Microsoft Windows XP 
> Professional 3GB" /fastdetect /3GB
> multi(0)disk(0)rdisk(0)partition(1)\WINDOWS="Microsoft Windows XP 
> Professional" /fastdetect
> To edit it by the book (I've had issues just hand editing it), do this;
>
> 1 - Open System Properties.
> 2 - Choose Advanced.
> 3 - Startup/Recovery, then Settings.
> 4 - At the top under System startup choose Edit.
> 5 - Copy the line and add /3GB ** Its alays good to have a fall back 
> if the 3GB switch fubars something.
> * Remember to choose it during startup or select it as the default one 
> to boot.
> Yea, and its all a POS.  I recall when MS$ was every ones buddy, ppl 
> loved Windows 3.11 and the enemy was IBM/OS2.
> - Brian
>
>
>
>
> On Feb 3, 2009, at 10:17 AM, Thiago Camargo Martins Cordeiro wrote:
>
> > I hate micro$oft too! ikikikik! Welcome to the club!  :-D
> >
> > 2009/2/3 James Miller <jimm@xxxxxxxxxxxxxxx 
> > <mailto:jimm@xxxxxxxxxxxxxxx>>
> >     Sorry for the top post.
> >     I found out that Windows 2003 WebEd has a 2Gig memory limit.  I
> >     HATE MICROSOFT!
> >
> >     
> > http://msdn.microsoft.com/en-us/library/aa366778.aspx#physical_memory_limits_windows_server_2003
> >
> >
> >
> >
> >
> >     James Miller wrote:
> >
> >         Hello everyone,
> >
> >         I have a Dom0 server running xen 3.0.1 and I just upgraded
> >         the ram from 16Gig to 32Gig.  On that server I have 7 Windows
> >         2003 WebEd DomUs.  They had been configured for 2048M of RAM.
> >          I changed the config file for each one to have 4096MB RAM.
> >          After restarting each of the Windows DomUs they still only
> >         report having 2048M of RAM.  However 'xm top' reports each
> >         having 4096MB RAM.  I hope it's something simple I'm missing
> >         and any suggestions would be greatly appreciated.
> >
> >         xentop - 11:36:46   Xen 3.1.0-53.el5
> >         8 domains: 3 running, 3 blocked, 0 paused, 0 crashed, 0
> >         dying, 0 shutdown
> >         Mem: 33553396k total, 30631536k used, 2921860k free    CPUs:
> >         8 @ 2333MHz
> >             NAME  STATE   CPU(sec) CPU(%)     MEM(k) MEM(%)
> >          MAXMEM(k) MAXMEM(%) VCPUS
> >          Domain-0 -----r        717   66.8     524288    1.6   no
> >         limit       n/a     8
> >         evalvm01.vm ------        121   40.0    4202368   12.5  
> >          4210688      12.5     1
> >         evalvm02.vm --b---         86    8.7    4202368   12.5  
> >          4210688      12.5     1
> >         evalvm03.vm --b---        318   38.1    4202368   12.5  
> >          4210688      12.5     1
> >         evalvm04.vm -----r        146   29.3    4202368   12.5  
> >          4210688      12.5     1
> >         evalvm05.vm -----r       1407  100.0    4202368   12.5  
> >          4210688      12.5     1
> >         evalvm06.vm --b---        352   27.2    4202368   12.5  
> >          4210688      12.5     1
> >         evalvm07.vm ------        145   18.6    4202368   12.5  
> >          4210688      12.5     1
> >
> >         Thanks,
> >         Jim
Thanks for the suggestions Brian.  I had read about that 3gig App/1gig 
OS trick and was going to give it a shot.  I'll let ya'll know if it 
works (or not).

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