XenSource just published presentations from Xen Summit Spring 2007, arranged in New York in April.

Some of them are particularly interesting like:

• Xen Project Update and Roadmap
• The Next Generation of XenLinux
• Novell's Key Roadmap Features
• VT-d & MSI Support
• The Price of Safety: IOMMU Performance under Xen
• Nested Page Table Support
• Partavirt_ops Update
• The XenAPI
• Xen / Solaris Update

Download all of them here.