triump2020 commented on issue #1136:
URL: https://github.com/apache/incubator-brpc/issues/1136#issuecomment-651244237
@kof02guy 从 ObjectPool 中分配的对象所占用的内存是不会归还给系统的，如果到达最大值，再从里面分配，会返回null.
这个最大值从代码看目前不能调整， 是const 常量.
ObjectPool 适用于分配比较固定大小的
，且生命周期比较短暂的，分配完之后，可能过一会儿就归还给Pool的object。这样ObjectPool 保持一个动态平衡。在这样的场景下， 性能应该很高.
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