Subject: Re: Crash with vnd
To: TLorD <tld@tld.digitalcurse.com>
From: Manuel Bouyer <bouyer@antioche.lip6.fr>
List: port-xen
Date: 04/11/2005 17:45:32
On Mon, Apr 11, 2005 at 04:04:01PM +0200, TLorD wrote:
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> Manuel Bouyer wrote:
> | Ok, so with 6 more domains, we're up to irq 25 assuming you have only one
> | xbd and one xennet per domain. We're close to the max number of interrupts
> | which is 27. With a 7th domain, it overflows, as well as if something else
> | also grab an interrupt.
>
> Let me understand, is the limit on the VM number NetBSD-xen0 specific, or it
> plagues linux-dom0 too?
The limit is low on NetBSD (32, including software interrupts), but on linux
it's 128 for the xen-specific IRQs (irq for physical devices are mapped in
a different space), which is too low for what Martti wants to do as well.
--
Manuel Bouyer <bouyer@antioche.eu.org>
NetBSD: 26 ans d'experience feront toujours la difference
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