Tier III
An Uptime classification meaning concurrently maintainable: any component can be serviced without taking IT load down.
Current numbers
III: concurrent maintainability / IV: fault tolerance + continuous coolingUptime Tier III/IV outcomes: concurrent maintainability vs fault tolerance under the standard's defined conditions
Tier III / IV outcomesUptime Tier III concurrent-maintainability and Tier IV fault-tolerance outcomes under the standard's defined conditions