performance n. 1.執(zhí)行,實(shí)行,履行;完成;實(shí)現(xiàn);償還。 2.行為,動(dòng)作,行動(dòng);工作。 3.性能;特性。 4.功績;成績。 5.演奏;彈奏;演出;(馴獸等的)表演;把戲。 6.【物理學(xué)】演績。 a performance test 【機(jī)械工程】性能試驗(yàn)。 high performance 高度準(zhǔn)確,性能優(yōu)良。 an afternoon performance 午后的演出,日戲。 two performances a day 一天演兩場。 a fine [wretched] performance 成績好[壞]。 put a monkey through its performances 使猴子玩種種把戲。 performance in [of] horse-manship 馬戲;馬術(shù)表演。
In computer science, performance prediction means to estimate the execution time or other performance factors (such as cache misses) of a program on a given computer. It is being widely used for computer architects to evaluate new computer designs, for compiler writers to explore new optimizations, and also for advanced developers to tune their programs.