"The majority of nearly 7,000 businesses surveyed that are using
Ubuntu Linux said they use it for a range of mission-critical
workloads that are typically run on servers, such as proxy/caching,
routing, mail security, clustering, virtualization, data backup and
"While this doesn't mean enterprise Linux leader Red Hat should
worry yet that Ubuntu will cut into its business, the survey does
lend credibility to Ubuntu's use as an enterprise OS, said Stephen
O'Grady, analyst with RedMonk."