“Switching the underlying operating system on a single server is
not trivial. Neither is dealing with the related conversion and
compatibility issues. Imagine what’s involved in switching the
operating system on thousands of servers spread globally across an
enterprise, like Dell just did. If you’d like to download software,
participate in forums, and get access to other technical how-to
goodies in addition to content like this, become an OTN member. No
spam! In June of 2010, Dell made the decision to migrate 1,700
systems from SUSE Linux to Oracle Linux, while leaving the hardware
and application layers unchanged.