fault tolerance


fault tolerance

[′fȯlt ‚täl·ə·rəns] (systems engineering) The capability of a system to perform in accordance with design specifications even when undesired changes in the internal structure or external environment occur.

fault tolerance

(architecture)1. The ability of a system or component tocontinue normal operation despite the presence of hardware orsoftware faults. This often involves some degree ofredundancy.

2. The number of faults a system or component can withstandbefore normal operation is impaired.