Decreasing CPU load in Dynamips

Loading a topology in GNS3 can consume a massive amount of CPU.  To decrease the CPU usage and make the GNS3 experince bearable i carried out the following steps:

Load a Router/IOS >  Start it and open a terminal.

At this point select the Idle-PC value and let the PC decide the option for each IOS image independently.  I did this for each IOS, i also changed the Idlemax value = 100 too. Idle-PC Value