> Have U installed Virtual Machine Additions?
>
> JV
>
> "Matteo Alba" <(email address - cut out)> wrote in message
> news:(email address - cut out)...
> > Hi to all!
> >
> > I have a big problem which I don't know how to resolve at the moment. The
> > host server is an IBM x445 8870-EX which has four phisical processors and
> > 16
> > Gbyte RAM. It is connected through fibre channel to a total storage unit
> > IBM
> > DS4300. The host operating system is Windows 2003 Enterprise edition with
> > SP1. I've installed Virtual Server 2005 R2 and created only 1 virtual
> > machine
> > at the moment. The guest OS is Windows 2003 Std SP1 italian edition with
> > terminal services. I can't undertand why I'm experiencing very slow
> > performance on this virtual machine. Every operation in the virtual
> > machine
> > uses many CPU resources, like the processor was a pentium II. Physical
> > processors on the host computer are Xeon 3 Ghz with Hyper Threading
> > enable.
> > The host operating sistem sees 8 logical processors.
> > Could someone help me analizy this problem to resolve this issue?
> > Thanks to all!
> >
> > Matteo
>
>
>

> Hi to all!
>
> I have a big problem which I don't know how to resolve at the moment. The
> host server is an IBM x445 8870-EX which has four phisical processors and
> 16
> Gbyte RAM. It is connected through fibre channel to a total storage unit
> IBM
> DS4300. The host operating system is Windows 2003 Enterprise edition with
> SP1. I've installed Virtual Server 2005 R2 and created only 1 virtual
> machine
> at the moment. The guest OS is Windows 2003 Std SP1 italian edition with
> terminal services. I can't undertand why I'm experiencing very slow
> performance on this virtual machine. Every operation in the virtual
> machine
> uses many CPU resources, like the processor was a pentium II. Physical
> processors on the host computer are Xeon 3 Ghz with Hyper Threading
> enable.
> The host operating sistem sees 8 logical processors.
> Could someone help me analizy this problem to resolve this issue?
> Thanks to all!
>
> Matteo

>
> Yes , sorry I forgot to say that Virtual Machine Additions are correctly
> installed and there are no error or warning in the event log of the virtual
> machine and the host server. The performance are very poor, do you think the
> problem could be Hyper Threading on the host server? Is it possibile to
> configure terminal server in a virtual machine?

> Matteo Alba wrote:
> >
> > Yes , sorry I forgot to say that Virtual Machine Additions are correctly
> > installed and there are no error or warning in the event log of the virtual
> > machine and the host server. The performance are very poor, do you think the
> > problem could be Hyper Threading on the host server? Is it possibile to
> > configure terminal server in a virtual machine?
>
> We run applications via terminal server in VMs all the time-- no problems.
> Regarding the VM:
>
> - What disk interface are you using? If not SCSI, create a virtual
> SCSI adapter, re-install the VM Additions, then connect the HD to the
> virtual SCSI interface rather than IDE. We saw noticeable improvement.
>
> - Does the guest have sufficient RAM allocated?
>
> - R2 tolerates Hyperthreading, so that shouldn't matter.
>
> What you are describing fits perfectly with the description of performance
> when VM Additions are not installed. I recommend uninstalling and
> re-installing the VM Additions, making sure to use the ones packed with R2.
>