SSIS Performance : Webcast / Video / Training / Reference

Here is some valuable content out from Microsoft on SSIS Performance.

Measuring and Understanding the Performance of Your SSIS Packages in the Enterprise (SQL Server Video)
by Denny Lee, Senior Program Manager on the SQLCAT team

Tuning Your SSIS Package Data Flow in the Enterprise (SQL Server Video)
by David Noor, Senior Development Lead on the SSIS team

Understanding SSIS Data Flow Buffers (SQL Server Video)
by Bob Bojanic, Developer on the SSIS team

Designing Your SSIS Packages for Parallelism (SQL Server Video)
by Matt Carroll, Senior Development Lead on the SSIS team

Reference: Dougbert's Blog