加(jiā )锁 同(tóng )时队(duì )列(liè )可以(yǐ )无限长(zhǎng )吗 什么(me )时(shí )候消减(jiǎn ),同(tóng )时采用了(le )弱引用避(bì )免队列过大,造成gc压(yā )力 源(yuán )码如下get recycle scavenge每次都(dōu )是从(cóng )head节点获取,如果获取不(bú )到就next,这些队列(liè )并(bìng )不(bú )删除(chú ),jvm会自动在(zài )内存(cún )不够(gòu )的时候删除(chú )
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