eikon -- to change the CPU usage you have to enable advanced mode (expand or maximize window), pause the current work unit, and click on Configure.
From there -- Click on 'Advanced' and move the slider for 'Percent CPU Usage'. You can experiment with this to see what allows you enough free cpu to do what you need to do. Set it, save, and click Fold. If you need to modify it again, start from Pausing the work unit.
Regarding the atom, it'll take a long time for it to get any work done. You can test it, and as long as it meets the deadlines for the work units then it'll be fine.
From there -- Click on 'Advanced' and move the slider for 'Percent CPU Usage'. You can experiment with this to see what allows you enough free cpu to do what you need to do. Set it, save, and click Fold. If you need to modify it again, start from Pausing the work unit.
Regarding the atom, it'll take a long time for it to get any work done. You can test it, and as long as it meets the deadlines for the work units then it'll be fine.
