FreeBSD 9.0 is out!

A little more than two years after the 8.0 branch appeared, the release of FreeBSD 9.0 was officially announced. Installation assemblies that can work in Live mode are available in Bootonly, DVD, CD and Memstick versions for i386, amd64, powerpc, powerpc64, ia64 and sparc64 platforms. The release is dedicated to Dennis Ritchie, one of the creators of UNIX, whose ideas have had and continue to influence FreeBSD.

Support for the release of updates for FreeBSD 9.0 will last until January 31, 2013. Support for the FreeBSD 7 branch will expire on February 28, 2013, the FreeBSD 8 and 9 branches will be supported for two years since the last release.

Key improvements include the transition to the new modular BSDInstall installer, integration of the Clang compiler as a replacement for GCC into the base system, new implementation of software RAID (graid), integration of the storage device replication system (HAST), updating ZFS to version 28, activation of logging Soft Updates for UFS, TCP stack improvement, support for five new algorithms for TCP overload control, new universal USB driver with USB 3.0 support, new Capsicum application execution isolation engine, RCTL implementation for installing individual ogres straints resources, including for the Jail.
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Release notes