Re: [Xen-users] Memory squeeze in netback driver?

On Tue, May 08, 2007, Mark Williamson wrote:

> OK.  The reason I asked was that there was a problem with some older versions 
> of Xen when weird stuff would happen if domUs were using network services 
> that were running in dom0...  I can't remember what error this gave, but it 
> seemed worth ruling out.

Ah. I remember some weird stuff - like UDP NFS mounts from domU -> dom0 going
weird - but I haven't done any of that recently.

> > * Oh, its with minimal ballooning - I manually set dom0 mem down to 256meg
> > at boot and let it stay there. The new servers are at 384meg.
> 
> If you set dom0_mem on the the command line and don't use any ballooning, do 
> you still get this problem?

I don't -think- so. I'll try it out with my test server at home over the weekend
and report back anything interesting.

Still, I wouldn't mind at least having the memory squeeze condition recoverable
somehow. I haven't looked into it all lately.

Adrian

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