Red Hat Enterprise Linux 5.4 released

Today, it was released a next minor version of Red Hat's flagship Linux distribution RHEL 5.4. Here it is a brief summary of new features and updates:

• KVM hypervisor - Full support of Kernel-based Virtual Machine is included now. XEN support is included as well, but you can't use both XEN and KVM at the same time. Each hypervisor requires different kernel. You need to have 64b machine to run KVM. It supports RHEL 3/4/5 or Windows XP/2003/2008 as guests.
• KVM paravirtualized drivers - They are available for Windows XP/2003/2008 in package virtio-win.
• FUSE support - New version includes modules for Filesystem in Userspace (FUSE) and related utilities. Support for the XFS was added as well. It icnludes updates of CIFS and EXT4 filesystems.
• Infiniband drivers - It contains some portions of prepared Open Fabrics Enterprise Distribution (OFED) 1.4.1.

New release of RHEL contains many other updates and enhancements which aren't mentioned here. For more details read the RHEL 5.4 official release notes.