Subject: Re: xennetback_ifstart: no mcl_pages crashes XEN2-dom0
To: Damian Lubosch <dl@xiqit.de>
From: Matthias Scheler <tron@zhadum.org.uk>
List: port-xen
Date: 05/31/2007 13:03:03
On Wed, May 30, 2007 at 07:39:34PM +0200, Damian Lubosch wrote:
> May 30 10:07:42 pless /netbsd: xennetback: got only 29 new mcl pages
> May 30 10:07:47 pless /netbsd: xennetback: got only 9 new mcl pages
> May 30 10:07:48 pless /netbsd: xennetback: got only 3 new mcl pages
> May 30 10:07:48 pless /netbsd: xennetback: got only 1 new mcl pages
> May 30 10:07:48 pless /netbsd: xennetback: can't get new mcl pages (0)
> May 30 10:07:48 pless /netbsd: xennetback_ifstart: no mcl_pages
> And the last two lines repeat 1000+ times....
> 
> What are those mcl pages?

Pages for mbuf clusters used at network buffers.

Please options(4) (via "man 4 options") and search for "NMBCLUSTERS".
It will tell you how to increase the number of network buffers your
kernel is allowed to use.

	Kind regards

-- 
Matthias Scheler                                  http://zhadum.org.uk/