Introduction - If you have any usage issues, please Google them yourself
Variable district is operating in accordance with the needs of the size of main memory space to split the district. When an operation to load, in accordance with operational requirements of the main stock to see if there is sufficient free space, if so, according to requirements of a sub-partition allocated to the operation and if not, can not be put into operation. With the operation of the load, withdrawal, main memory space is divided into many districts, some district was occupied by operations, while others are free District