停机时间（downtime）是指系统不能进行操作的时段。然而，高度计算能力可以帮助公司很快的从系统崩溃中恢复过来，相比之下，错误包容性则既保证了不间断的可用性，又缩短了恢复时间。
 | 此条目需要扩充。 (2012年5月25日) |
参考资料
Kenneth C.Laudon and Jane P.Laudon, 《Management Information Systems》, Pearson, 07 March 2011, Chapter8 Information systems Organizations and Strategy p.213
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