加锁 同(tóng )时队列可以无限长(zhǎng )吗 什(shí )么时(shí )候消减,同时采用了(le )弱引(yǐn )用(yòng )避(bì )免(miǎn )队(duì )列过(guò )大,造成gc压(yā )力 源(yuán )码如(rú )下(xià )get recycle scavenge每(měi )次都是从(cóng )head节点获取,如果获取不(bú )到就next,这些队列并不删除,jvm会(huì )自(zì )动在内(nèi )存(cún )不(bú )够的时候删除(chú )
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