内存区域是已知的作为共享内存的段。

The memory areas are known as the Shared memory segments.

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不过，共享内存段依然不能跨越象限边界。

However, Shared memory segments still can not cross quadrant boundaries.

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由于shmseg内核参数被设得太低，有些共享内存段不能适当地分配。

Because SHMSEG kernel parameter is set too low, some Shared memory segments could not be allocated properly.

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