In 2015, the US Forest Service for the first time spent more than half of its $5.5 billion annual budget fighting fires—nearly double the percentage it spent on such efforts 20 years ago.
The service provider guarantees that the services it provides will be available for a certain percentage of time (for example, 99.9%).
服务提供者保证它提供的服务在一定百分比的时间内(例如，99.9%)是可用的。
3
In this way the total percentage of software in the enterprise that is service oriented can grow incrementally over time without having to fundamentally re-architect or refactor as you go.