Hi,

I think it's a moot point, but for anyone with a working kernel, a
working console looks like this;

>>/boot/grub/menu.lst;
------
serial --unit=0 --speed=115200 --word=8 --parity=no --stop=1 terminal 
--timeout=2 serial console

title            Xen 3.2.0
root            (hd0,0)
kernel        /xen-3.2.0.gz com1=115200,8n1 console=com1
module      /vmlinuz-2.6.21-prep root=/dev/md0 ro console=xvc0
module      /initrd.img-2.6.21-prep
quiet
------

>>/etc/event.d/xvc0
-------
start on runlevel 2
start on runlevel 3
start on runlevel 4
start on runlevel 5

stop on runlevel 0
stop on runlevel 1
stop on runlevel 6

respawn
exec /sbin/getty -L 115200 xvc0 vt220
-------

>>Xen instance.cfg
-------
kernel          = '/boot/vmlinuz-2.6.21-prep'
ramdisk         = '/boot/initrd.img-2.6.21-prep'
disk            = [ 'drbd:dhcp,xvda,w' ]
vif             = [ 'ip=x.x.x.x,mac=00:00:00:00:00:xx,bridge=eth0' ]
root            = '/dev/xvda ro'
name            = 'dhcp'
on_poweroff     = 'destroy'
on_reboot       = 'restart'
on_crash        = 'restart'
serial_device   = 'xvc0'
memory          = '128'
vcpus           = '1'
-------

I use Xen "a lot" and run over 40 virtual servers over about 10 physical
servers providing live web and email services over the Internet. Last
time(s) I looked (and I've looked fairly recently) Ubuntu Xen simply did
not work. When I say "did not work", there are a sufficient number of
show stopping critical problems as to make it totally useless in a
production environment.

My current environment involves using an Ubuntu Hardy (or Gutsy)
filesystem base with a Redhat kernel, and Xen 3.2 compiled up from
scratch. This combination works for me and is 101% stable.

Unless someone is going to put some serious effort into getting Xen
sorted, personally I'd "can it" as an Ubuntu project  and I'd certainly
be removing it from the repo's in the meantime .. it makes Xen look
flakey (which it's not) and Ubuntu "alpha" .. which it shouldn't be.

To be fair, Redhat have had to put an awful lot of effort into their Xen
project to make it viable, I'm not entirely sure from what I've seen
that Ubuntu have that sort of resource available. The core issue seems
to be that Xen runs on specific kernels (only) and trying to insist that
all Ubuntu's work on the same kernel, then trying to patch the Xen code
into the current kernel, when the Xen guys themselves have declined to
do so .. well .. it's asking for trouble really.

-- 
Serial Console redirection no longer works properly
https://bugs.launchpad.net/bugs/160455
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