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DragonFly Release 2.2 - 17 February 2009

Feb 20, 2009, 00:01 (0 Talkback[s])

"DragonFly 2.2.0 Release Notes

"Release Improvements

  • A new DVD ISO release image is now available, in addition to the CD release.
  • The new DVD release has a full X environment ready-to-go and many packages pre-installed.
  • A full pkgsrc tar is now available on the CD/DVD in /usr.
  • Full sources tar now available on the DVD (kernel sources only on the CD), in /usr.
  • The nrelease build now trivializes package selection for people creating customized releases.
  • The installer is now able to create a HAMMER filesystem setup.

"Kernel changes

  • First step towards AMD64 support (done by Jordan Gordeev during the Google Summer of Code 2008).
  • The system control intr_mpsafe is enabled by default.
  • Move /kernel to /boot/kernel and /modules to /boot/modules.
  • Add RFC3542 support (done by Dashu Huang during the Google Summer of Code 2008).
  • Add HW checksum support to the loopback interface, which doubles performance.
  • acpi_cpu(4) update. It's now possible to use higher (lower power usage) C states than C1 in modern (multicore) CPUs.
  • First steps to use network threads without the Big Giant Lock (this feature is considered experimental).

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