Before installing, please verify that you have the following programs:
- Xen virtualization (version 3.0.x or 3.1)
http://xen.xensource.com/
- - DRBD (kernel module and userspace utils)
+ - DRBD (kernel module and userspace utils), version 0.7.x or 8.0.7+
http://www.drbd.org/
- LVM2
http://sourceware.org/lvm2/
http://developer.osdl.org/dev/iproute2
- arping (part of iputils package)
ftp://ftp.inr.ac.ru/ip-routing/iputils-current.tar.gz
- - mdadm (Linux Software Raid tools)
+ - mdadm (Linux Software Raid tools) (needed only with drbd 0.7.x)
http://www.kernel.org/pub/linux/utils/raid/mdadm/
- Python 2.4
http://www.python.org