Re: [Xen-users] Smallest Memory requirements for Dom0

[Gregory Gee <gregory.gee@xxxxxxxxxxxx>]

 So what's the rule of thumb for dom0 memory and bridges.  If I have 6 
domU,how much memory should I use.  Is it also dependent on traffic?
Thanks,
Greg

Tim Post wrote:
> If you are sparse on dom-0, and don't have too many bridges or
> firewall / NAT rules going on it should be fine. More than 3 or 4
> bridges and you may see some issues at that size.
>
> I did the same with a xen 2 / open ssi lab cluster and it worked very
> well.
>
> Steer clear of iscsi if you're only giving dom-0 64 MB, if you plan on
> doing any distributed / network block devices. 
>
> HTH
> -Tim
>
> On Thu, 2006-10-05 at 12:33 -0400, Shepherd, Darren S wrote:
>   
> > All,
> >
> > Has anybody tried to get Dom0 memory footprint as small as possible.  I was 
> > thinking of building a cluster of PC's (I have 20 or so P4 2.4Ghz 1GB RAM 
> > machines sitting around) that would be dedicated to Xen.  I typically run each 
> > DomU with 1GB memory.  I was hoping I could get Dom0 down to maybe 64Mb?  Has 
> > anybody tried this.  Would there be any performance impact?  I plan on doing 
> > absolutely nothing in Dom0, solely run Xen.
> >
> > Darren
> >
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> >
> >
> >     
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