[ Thanks to Jane Walker for this link.
]
“As the enterprise Linux Distros go to market with integrated
Xen virtualization, the jockeying for position based on the promise
of integrated virtualization is going to heat up.“You may recall that last year, when Novell shipped SLES 10 with
Xen 3.0.2 in Q306, they were criticized by Red Hat, who claimed
that Xen was nowhere near Enterprise ready. In fact, SLES 10
delivers what it promises: a basic implementation of Xen in Linux,
that allows SLES 10 to virtualize itself. Most of the flak that
Novell received had nothing to do with Xen–for example, their use
of the Linux loopback driver (which is known to be flaky) for guest
block I/O caused some users a lot of pain, and their storage
architecture is awkward–having all disks owned by the host makes
it difficult to manage guest storage effectively…”