On Dec 3, 16:45, Simon Truss wrote:
   > Subject: Xen3 DomU spins 100% busy during console access
   > I was in vim in insert mode and just pasted a large selection into the 
   > xenconsole - instant busy lockup. Once I figured out what caused it I 
   > was able to repeat this 5 out of 5 times.

Check this thread and this bugzilla.  Maybe these are
related to your problem.

  http://lists.xensource.com/archives/html/xen-devel/2006-03/msg01376.html
  http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=477

Their usleep patch (listed in bugzilla page) is not applyed
to our pkgsrc/sysutils/xentools30.  Not sure why.

-- Kazushi
Swipple's Rule of Order:
	He who shouts the loudest has the floor.