加锁(suǒ ) 同时(shí )队(duì )列(liè )可以(yǐ )无(wú )限(xiàn )长(zhǎng )吗 什么(me )时(shí )候消减,同(tóng )时(shí )采用了(le )弱引(yǐn )用避免(miǎn )队列(liè )过(guò )大,造(zào )成gc压力 源(yuán )码如下get recycle scavenge每次都是从head节点获取,如果获取不到就(jiù )next,这些(xiē )队列并不删除(chú ),jvm会(huì )自动在内存(cún )不够的时候删(shān )除
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