Thanks Empty for posting this in our BPN
BootVis.exe is a performance trace visualization tool for use with Microsoft® Windows® XP systems.
The current version of BootVis addresses the following known issues:
Note: In order to correct a problem with Bootvis tracing on systems with Hyper-Threading Technology, a kernel hot fix is required. Refer to Knowledge Base article Q821581 for more details and to obtain the fix.