虽然你可以分配额外的区，但是块自身的分配是分开的。

Although you can allocate additional extents, the blocks themselves are allocated separately.

youdao

漫游配置文件通常缓存在多个客户机上，稍后与服务器进行同步，因此无法为这样的存储区强制配额，也不报告当前大小。

Because roaming profiles are often cached on multiple client machines and later synchronized with a server, quotas cannot be enforced for such stores and the current size is not reported.

youdao

配额包括档案空间的位元组和目录相关的负荷以及存放区中的其他资讯。

The quota includes bytes of file space as well as the overhead associated with the directory and other information in the store.

youdao