[Overview] Historical performance data for dashboard statistics
Make historical performance data available for CPU,RAM, ... (e.g. those shown on the dashboard) for 1 day, 1 week, 1 month, ...
Just like it is done in the converged infrastructure module.
In honolulu the Graphs for CPU, disk, memory and so on is only listed for 60 seconds. It would be nice to have a back log of the graphs so that if a server is having an issue one could se what actually happend.