Oracle Database performance tuning using oratop - tips and tricks by Sandesh Rao 

Introduction only at Spanish, session in English.
Oratop is a text based user interface tool for monitoring basic database operations in real time. This presentation will go into depth on how to use the tool and some example scenarios. It can be used for both RAC as well as single-instance database and can be used in combination with top to get a more holistic view of system performance and identify any bottlenecks