I have uploaded the 3 hour hacking session video about Oracle instance state objects and how to read Oracle systemstate dumps to my YouTube channel:
Note that as I just uploaded the video, you may want to wait for a few hours until YouTube publishes HD version (currently it’s available only at 360p, but that should change soon).
The slides are in Slideshare:
Enjoy! :-)
Also, big thanks to Kishy Kumar (who’s deeply involved in building this advanced database engine functionality at Oracle) for reviewing my work and giving feedback!