The QNX System Profiler perspective includes the following views:
Filtering using partitions
For traces which contain APS information, you can filter the contents of your trace to only show events and owners related to given partitions. If your trace contains APS information, the Filters view will have a Partitions tab, with a list of partitions, allowing you to select the type of partition data that should be shown.
Using partition filters to filter data based on selected partitions.