Re: Some strange messages from the kernel

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Wed, Jun 29, 2011 at 01:58:25PM +0100, Hugo Silva wrote:
> Hello,
> 
> For my latest project I'm simulating many networks with virtual routers,
> subnets etc.
> 
> The dom0 is crashing occasionally, and I think it may be related to vm
> start/stop activity.
> 
> Here are some strange messages that I've been getting lately:
> 
> xvif17i2: can't map TX grant ref: err 0 status -1
> xvif17i0 GNTTABOP_transfer[0] -1
> xvif17i0: req_prod 256 req_cons 28 rsp_prod 27 rsp_prod_pvt 27 i 1

Could be a ressource limit.
I had to add "gnttab_max_nr_frames=32" to xen.gz arguments in boot config for
a system with lots of virtual interfaces.

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--