performance n. 1.执行,实行,履行;完成;实现;偿还。 2.行为,动作,行动;工作。 3.性能;特性。 4.功绩;成绩。 5.演奏;弹奏;演出;(驯兽等的)表演;把戏。 6.【物理学】演绩。 a performance test 【机械工程】性能试验。 high performance 高度准确,性能优良。 an afternoon performance 午后的演出,日戏。 two performances a day 一天演两场。 a fine [wretched] performance 成绩好[坏]。 put a monkey through its performances 使猴子玩种种把戏。 performance in [of] horse-manship 马戏;马术表演。
Among all sorts of existing program performance measurements nowadays , performance measurement method based on hardware performance monitoring gradually catches the attention of academe and industry with the advantages as follows : the performance data collected at the level of micro - architecture is rich and reliable , interfering is small to the tested system , collecting speed is fast and the overhead of system is small 在目前已经存在的各种性能测试方法中,基于硬件性能监视的性能测试方法以其具有收集到的微体系结构级性能数据丰富、可靠,对被测系统的干扰小,收集速度快,系统开销小等优点,逐渐受到学术界和工业界的关注。
It helps to know the status of program running and program communication . it gives intuitive references to find out performance bottlenecks and advices to optimize programs . to validate the applicability and validity of the system , the parallel program performance of combustion processes of liquid rocket engine is monitored and analyzed by using the analysis system 为了验证系统的实用性和有效性,运用该分析系统在机群上对液体火箭燃烧过程仿真程序进行了监测与性能分析,预测了程序的执行和通信时间,定位了该程序的性能瓶颈,给出了优化建议。