垃圾收集(GC)通过删除堆中其他任何对象不再引用的对象来回收一部分堆。

Garbage collection (GC) reclaims portion of the heap by removing objects not referenced by any other object in the heap.

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彼得亚雷朝下看到新楼房街区之间建筑工地瓦砾堆和十分茂盛的野生欧芹花冠。

Piotr looked down at the builders' rubble and the canopy of cow parsley flourishing between the blocks of new flats.

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要确定年老代空间大小，最佳方法可能是在每次采用缺省模式进行 GC 操作之后查看可用堆的量（可用堆百分比乘以总堆大小）。

The best way to determine the tenure space size is probably to look at the amount of free heap that exists after each GC in default mode (%free heap x Total heap size).

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