加锁 同时队(duì )列(liè )可以无限(xiàn )长吗 什(shí )么时候(hòu )消减,同(tóng )时采用(yòng )了(le )弱(ruò )引(yǐn )用避免队列过(guò )大,造成gc压力 源码(mǎ )如下get recycle scavenge每次都是从(cóng )head节(jiē )点获取,如(rú )果获取不(bú )到就next,这些队列并不删(shān )除,jvm会(huì )自动(dòng )在内存不(bú )够的时(shí )候删除
Copyright © 2008-2018