Re: [Xen-users] VM bridge doesn't pass traffic

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

On Tue, 2016-01-19 at 11:22 +0100, David Winterstein wrote:
> > > Googling for "gnttab_max_nr_frames" showed up that the term is
> > > probably
> > > deprecated and "max_grant_frames" should be used instead.
> > It wasn't deprecated yet in 4.4, looks like that happened in 4.5.
> 
> "gnttab_max_nr_frames" is not only not deprecated yet but also
> "max_grant_frames" seemingly isn't even implemented in 4.4?

Correct (AFAIK).Â

> At least it only works with the gnttab one for me.

This is what I would expect.
> 
> 
> > > I can't find how to apply the option, though. Where do I have to
> > > declare
> > > the variable? In /etc/default/xen or maybe /etc/xen/xl.conf or even
> > > the
> > > vm config file (though that wouldn't make any sense to me)?
> > It needs to go on the hypervisor command line.
> > 
> > Assuming you are using grub with the usual /etc/grub.d/20_linux_xen
> > then
> > you can add a line to /etc/default/grub:
> > GRUB_CMDLINE_XEN="gnttab..."
> > and re-run update-grub (paths may differ on your distro).
> 
> Confirmed. After adding
> GRUB_CMDLINE_XEN="gnttab_max_nr_frames=64"
> to /etc/default/grub, running update-grub and rebooting the dom0 it
> finally worked with all 32 CPUs.

Super.

Ian.


_______________________________________________
Xen-users mailing list
Xen-users@xxxxxxxxxxxxx
http://lists.xen.org/xen-users