Subject: Re: Xen3 DomU spins 100% busy during console access
To: Simon Truss <simon@bigble.demon.co.uk>
From: Jonathan A. Kollasch <jakllsch@kollasch.net>
List: port-xen
Date: 12/03/2006 13:36:44
--+QahgC5+KEYLbs62
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

On Sun, Dec 03, 2006 at 04:45:27PM +0000, Simon Truss wrote:
> Hi,
>=20
> I was in vim in insert mode and just pasted a large selection into the=20
> xenconsole - instant busy lockup. Once I figured out what caused it I=20
> was able to repeat this 5 out of 5 times.
>=20
> I tried this with small simple lines and was never able to lockup the=20
> console. I have however managed to to cause this lockup by pasting less=
=20
> than 1KB of data, and then pasting more in small pieces until it exceeds=
=20
> 1KB. I have no idea why 1KB might be a magic number but perhaps its a hin=
t.
>=20
> lastly I also had a similar lockup by just connecting to the console=20
> with 'xm console test1' no copy paste with the mouse at all.
>=20
> this is an intel HT core, both Dom0 and DomU running 4.99.4 from Nov28=20
> daily builds.
>=20
> xentools30-3.0.3nb1
> xenkernel30-3.0.3
>=20
> Simon

http://mail-index.netbsd.org/port-xen/2006/10/28/0000.html
http://mail-index.netbsd.org/port-xen/2006/10/29/0000.html

But this occurred seemingly at random, like it was a timing
issue.

	Jonathan Kollasch

--+QahgC5+KEYLbs62
Content-Type: application/pgp-signature
Content-Disposition: inline

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.5 (NetBSD)

iD8DBQFFcydLOjx1ye3hmokRAhaMAKCcA/PPhfexW1Z25lu3jNv+Dc7rzQCfWw6S
aSoid326JtOyPqvMWiwzZWY=
=97JT
-----END PGP SIGNATURE-----

--+QahgC5+KEYLbs62--