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FreeBSD is an advanced operating
system for modern server, desktop, and embedded computer platforms.
FreeBSD's code base has undergone over thirty years of continuous
development, improvement, and optimization. It is developed and
maintained by a large team of individuals.
FreeBSD provides advanced networking,
impressive security features, and world class performance and is used by
some of the world's busiest web sites and most pervasive embedded
networking and storage devices.
Some of the
highlights:
- A new installer, bsdinstall(8) has been added and is the
installer used by the ISO images provided as part of this
release
- The Fast Filesystem now supports softupdates journaling
- ZFS updated to version 28
- Updated ATA/SATA drivers support AHCI, moved into updated
CAM framework
- Highly Available Storage (HAST) framework
- Kernel support for Capsicum Capability Mode, an
experimental set of features for sandboxing support
- User-level DTrace
- TCP/IP stack now supports pluggable congestion control
framework & five congestion control algorithm
implementations available
- NFS subsystem updated, new implementation supports NFSv4
in addition to NFSv3 and NFSv2
- High Performance SSH (HPN-SSH)
- Flattened device tree (FDT), simplifying FreeBSD
configuration for embedded platforms
- The powerpc architecture now supports Sony Playstation 3
- The LLVM compiler infrastructure and clang have been
imported
- Gnome version 2.32.1, KDE version 4.7.3
For a complete list of new features and known problems,
please see the online release notes and errata list
available at:
- http://www.FreeBSD.org/releases/9.0R/relnotes.html
- http://www.FreeBSD.org/releases/9.0R/errata.html
For more information about FreeBSD release engineering
activities please see:
- http://www.FreeBSD.org/releng/
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