f[root@localhost images]# cat /etc/xen/rhel5
# Automatically generated xen config file
#kernel = "/boot/vmlinuz-2.6.18-8.el5xenU"
#ramdisk ="/boot/initrd-2.6.18-8.el5xenU.img"
name = "rhel5"
memory = "500"
disk = [ 'tap:aio:/var/lib/xen/images/rhel5Zim.img,xvda,w', ]
vif = [ 'mac=00:16:3e:18:bb:81, bridge=xenbr0', ]
vfb = ["type=vnc,vncunused=1"]
uuid = "ebed3188-3ef4-6e19-2973-590ff581f6fc"
bootloader="/usr/bin/pygrub"
vcpus=1
on_reboot   = 'restart'
on_crash    = 'restart'
extra = "console=tty1"
[root@localhost images]# 

--------------------------BOOTIN RHEl5 ----------

[root@localhost images]# xm create -c rhel5
Using config file "/etc/xen/rhel5".
Going to boot Red Hat Enterprise Linux Server (2.6.18-8.el5xen)
  kernel: /vmlinuz-2.6.18-8.el5xen
  initrd: /initrd-2.6.18-8.el5xen.img
Started domain rhel5
rtc: IRQ 8 is not free.
i8042.c: No controller found.