Kernel

• fairscheduler optimizations:

  • active balancing
  • performance optimizations (e.g. scheduler_tick -> set_task_need_resched)
  • O(1) fairscheduler
  • fix of SMP bug of all SFQ schedulers (wakeup doesn't preempt node)

• second level quota fixes

  • handling of holes in quota proc files
  • correct file size of quota proc files
  • quota module unloading
  • multiple quota roots inside VPS

• API reorganization, support of VMware/Xen API

• VPN/IPSEC virtualization

• fix broken loadavg/cpu usage statistics

• pushing virtualization into mainstream

Tools

• execute packages' pre- and post- scripts in VPS context (requires patched RPM and YUM)

• support for multiple RPM versions (4.1, 4.2, 4.3 etc.)

• support for OS template 'flavours' (different package sets of the same OS template)

• support for backends other than yum (smartpm, apt)

• simple installer

• ports of popular ps and top utilities for hardware nodes administration

• vzctl API reorganization

Documentation

• provide Users Guide in HTML form

• provide Resources Administration Guide (UBC)

• provide Template metadata creation HOWTO

• move to saner typesetting system