A.addB.setC.replaceD.append
A.當(dāng)前存儲(chǔ)的數(shù)據(jù)總個(gè)數(shù)B.啟動(dòng)以來(lái)存儲(chǔ)的數(shù)據(jù)總數(shù)C.LRU釋放的對(duì)象數(shù)目D.已過(guò)期的數(shù)據(jù)數(shù)目來(lái)存儲(chǔ)新數(shù)據(jù)的數(shù)目