It also provides a method to define a set of hard and soft diskblock and file allocation limits and the grace periods before the soft limit becomes enforced as the hard limit.
它还提供了一种方法来定义一组磁盘块和文件分配的硬、软限制，以及软限制强制实施为硬限制前的过渡期。
3
The rows representing account A and account B are not likely to be stored in the same diskblock, which means that more than one disk IO will be required to complete the transfer.
表示账户 A 和账户 B 的行可能不会存储在同一个磁盘块中，这意味着要完成转账需要进行多个磁盘 IO。