Principlev1PR-1457
Plan your commitments at 70-85% of measured capacity…
Plan your commitments at 70-85% of measured capacity to maintain system stability under variation.
Why This Is a Principle
This derives from Process variation consists of two fundamentally different… (process variation types) and Intentional underutilization (slack) is necessary… (slack is necessary for systems). The principle translates the abstract need for 'slack' into a concrete capacity planning target that accounts for both common-cause and special-cause variation.