But if the size of the file is known beforehand, persistent preallocation is the best route.

不过如果预先知道文件的大小时，持久化预分配是更好的选择。

youdao

But if the size of the file is known beforehand, persistent preallocation is the best route.

不过如果预先知道文件的大小时，持久化预分配是更好的选择。

youdao