The April 23 comes the new version of Ubuntu Jaunty Jackalope in its version for servers delivers new features.

The cloud

The most notable feature of Ubuntu 9.04 is the support of "cloud computing" by Eucalyptus. This application makes it easy to create private clouds on Ubuntu servers. This feature makes Ubuntu an attractive option for companies that want to host "clouds" or want to share their resources more efficiently.

Although Eucalyptus is still in beta, include it in Ubuntu it subject to intensive testing by users and lead to maturity for the next LTS release.

Mail Server

This edition includes dovecot-postfix package which simplifies the installation of mail servers. Although this is not very spectacular as before was also very easy to configure. Anyway have everything available from a single package is very convenient.

Linux Kernel

Ubuntu Server 9.04 comes with the kernel 2.6.28 that includes the following features most relevant. Support for the ext4 file system with increased performance. Improvements in the management of Menorca with a more efficient use of virtual memory. And improvements in virtualization hypervisor that make Linux more efficient free

Ubuntu 9.04 Server edition is no longer supported, which makes it a less attractive option compared to Ubuntu 8.04 Hardy Haron to the area to which it is intended. In any case he opts for Jaunty can take advantage of the new features included in this new version.