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

[Mark Williamson <mark.williamson@xxxxxxxxxxxx>]

> > On my test box where I run up to about 3-4 domUs, not heavily loaded, I
> > have been running with dom0-min-mem=196M and dom0_mem=256M.  I should
> > probably just disable ballooning altogether on this machine.
> >
> > A static dom0 memory allocation should really be just fine on a server,
> > the auto-ballooning is more useful for desktop use or for playing around
> > and getting the feel of things without having to reconfigure manually all
> > the time.
>
> I've tried running a couple of heavy network servers at 256meg dom0 but I
> keep getting memory squeeze errors. I wouldn't mind it -that- much if it
> didn't then just lock up all domU networking. I can trigger it pretty
> readily by running rsync's from a domU to an external server at
> ~50-100mbit.
>
> I wonder how hard it'd be to fix that..

Are you running the network servers in separate domUs or in dom0 itself?  Are 
the domUs using network servers in dom0?  Is this with a statically allocated 
dom0 memory footprint, or autoballooning?

Don't you just hate people who ask lots of questions? ;-)

Cheers,
Mark

-- 
Dave: Just a question. What use is a unicyle with no seat?  And no pedals!
Mark: To answer a question with a question: What use is a skateboard?
Dave: Skateboards have wheels.
Mark: My wheel has a wheel!

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