rc.local -> line that you should add
xs.tgz -> unpack and build inside VM. Copy libxenstore.so* to /usr/lib64 and xenstore-write to /usr/bin
boot_time.py -> Run this script as root as follows

xm create -p path_to_vm_config
(domain 1 is created)
./boot_time.py 1
( .... wait ....)

root@agave010-andres:~# ./boot_time.py 1
/local/domain/1/control/bootfinished
FIRE /local/domain/1/control/bootfinished
FIRE /local/domain/1/control/bootfinished
7.31100296974

7.31 seconds until login prompt
