suballocation meaning in English

次分配
子分配

And then set up the memory for suballocation by calling
分配一段内存，然后调用
Ends the use of memory set up for suballocation
来结束子分配的设置：
If an application wants to use suballocation , it must first allocate memory by using
如果一个应用程序希望使用子分配机制，必须首先使用
In linux , the application need not worry about committing decomitting and suballocation . the same memory allocation system call
在linux中，应用程序不需要担心提交/回收和子分配的问题。