??????????????Xeon E3 CPU??64λ????????64λJVM???????????????????????????????????洢???顣
????64λ????Java????????????16????δ????????long?????8??????????16+8*6=64??????????????????е?????

??????32-36?д??????????ο??????????????????????????????????longs[i][0]??longs[i][5]?????????????64???????????????????е????????L1??????????У????????????
???????磬??32-36?д?????????25-29?д?????棬???????????????????Ч???????δ?????????????в???е?????饗??longs[i][0]??longs[i][5]????????????????????????????????в???У???longs[0][0]???????longs[1][0]???????longs[0][1]-longs[0][5]????????????????????????????????λ?????(us)??

??????????????????????????L1?????????????????????Υ??????????Ч (Cache Miss)????е??￡???????????????????
?????????????????Ч???????????
????1. ????η???????? ??cache?и?????????????????? ????cache miss?? ???????prefetch?????
????2. cache????? ?????????????????α????????????
????3. cache???? ?????????????????????????????С?? ??????????????????????????