You should look at 10.7 of Truesight, it is a major step forward. Much easier to handle in terms of daily business.
Thanx Abhey and Roland for sharing the information reagrding the query.
We produced two videos and blog posts which actually cover this exact topic. Here are the links to information showing exactly what BPPM 9.5 can monitor and what the hardware requirements can be.
Blog and Video link for BPPM 9.5 Capacity Capabilities Part 1
http://www.advantisms.com/more-capacity-less-hardware/
Blog and Video link for BPPM 9.5 Sizing and Scalability Part 2
http://www.advantisms.com/bppm-9-5-sizing-and-scaling-part-2/
Additionally, there is much more information associated with “The Best of What’s New with BPPM 9.5” and “Understanding BPPM Analytics, BPPM Baselines and BPPM Signature and Intelligent Thresholds” series here.
http://blog.advantisms.com
I hope this is of value to you.
To my knowledge there are no such limitation of the tool in itself, it is a complete ITIL based event monitoring and data collection/management solution.
Please let me know if you have any further queries.