Just wanna add, initiating the ff command was successful:
# debootstrap --arch amd64 hardy /var/vm
http://archive.ubuntu.com/ubuntu
# ls -la /var/vm/xen/domains/Xen-Web1/
total 14448428
drwxr-xr-x 2 root root 4096 2008-10-14 03:26 .
drwxr-xr-x 3 root root 4096 2008-10-14 03:26 ..
-rw-r--r-- 1 root root 10485760000 2008-10-14 16:53 disk.img
-rw-r--r-- 1 root root 4294967296 2008-10-14 17:00 swap.img
There's no content for /etc/xen/Xen-Web1.cfg. Though I tried manually creating the config after saving it always delete everything.
# xm list
Name ID Mem VCPUs State Time(s)
Domain-0 0 7931 4 r----- 404.8
Hope you can help me.