This chapter is from the book
New Features in Linux 2.6
Linux is getting better! New features are constantly being added to ensure its integrity and increase its functionality. The following is a list of key new features in Linux 2.6. Note that some of these features have been backported to various 2.4-based distribution releases:
New architecture support (x86-64)
Hyperthreading/SMT support
(O)1 scheduler
Preemption support
NUMA
NPTL
I/O scheduler support
Block layer rewrite
AIO
New file systems
ACL
Sysfs
Udev
Networking improvements
Linux security module
Processor affinity
Module rewrite
Unified driver model
LVM