为更精确的预算预测获得基线
模块的使用不在本文范围之内,但是在解析perl代码时,为更精确我们建议使用它。
The use of that module is beyond the scope of this article, but we recommend it for greater precision when parsing Perl codes.
传统计时器为典型的驱动程序超时提供了一种有效的机制,而 hrtimer 为更精确的计时器功能提供了更高水平的服务质量。
Traditional timers provide an efficient mechanism for typical driver time-outs, where hrtimers provide another level of quality of service for more precise timer capabilities.
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