# DragonFly - Presentations
Document Formats Released Date
AsiaBSDCon 2004 DragonFly presentation PDF 11 March 2004
Instructions for Upgrading from FreeBSD 4.9 HTML 21 February 2004
How long does your nanosleep() really sleep? HTML 08 January 2004
BAFUG Slides on DragonFlyBSD HTML, OpenOffice SXD 08 January 2004
UCB Slides on DragonFlyBSD HTML, OpenOffice SXD 23 October 2003
USENIX2005 BOF Slides on DragonFlyBSD HTML, OpenOffice SXD April 2005
Pkgsrc on DragonFlyBSD HTML May 2006
USENIX2005 BSD Slides on DragonFlyBSD HTML, OpenOffice SXD April 2005
BayLISA presentation on SMP timing in DragonFly HTML, OpenOffice SXD, Google Video 15 December 2005
BSDTalk interview of Matthew Dillon MP3, OGG 12 July 2006