20 Cloud ComPuting networking
for OpenStack, Ubuntu cuts down the complexity in developing an OpenStack cloud,
which stops the lock-in to a specic cloud vendor.
Ubuntu is broadly supported by public clouds such as Amazon Web Services,
Rackspace Cloud, HP Public Cloud, and Microsoft Azure, and so on. It can be
used either as an underlying infrastructure or as a guest operating system on virtual
machines hosted in a cloud. Ubuntu works with the leading public cloud infrastruc-
tures to enhance performance, handle updates, and achieve compliance and reliability
on the public clouds. Ubuntu has been creating tools such as cloud-init to ease the
process of bringing up new instances on a public cloud.
Ubuntu can also be used to create cloud services ...