剧情简介

【米乐直播】

加锁 同时队列可(kě )以(yǐ )无(wú )限长(zhǎng )吗 什(shí )么(me )时候消减,同(tóng )时(shí )采用了(le )弱引(yǐn )用避免队(duì )列过大,造成gc压(yā )力 源(yuán )码(mǎ )如(rú )下get recycle scavenge每次都(dōu )是从head节点获取,如果(guǒ )获取不(bú )到(dào )就next,这(zhè )些(xiē )队列并(bìng )不删(shān )除,jvm会自动在内存(cún )不够的时候删(shān )除

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