This Dashboard helps to monitor GIMP resources (Cache, Swap, CPU, Memory) , allowing you to make more educated decisions about various configuration options. It is also used by developers.
The “Dashboard” dialog is a dockable dialog; see the section Section 2.3, “Dialogs and Docking” for help on manipulating it.
You can access it:
from an image menu:
→ → ;from the Tab menu in any dockable dialog by clicking on and selecting → .