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重学Java-一个Java对象到底占多少内存
source link: https://juejin.im/post/5d0fa403f265da1bb67a2335
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内存是程序员逃不开的话题，当然Java因为有GC使得我们不用手动申请和释放内存，但是了解Java内存分配是做内存优化的基础，如果不了解Java内存分配的知识，可能会带偏我们内存优化的方向。所以这篇文章我们以“一个对象占多少内存”为引子来谈谈Java内存分配。
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