Patent ID: 7080224

Claim:
A storage area management method of a computer system having a storage area to store data, said method comprising steps of: defining a possible data arrangement range in which the data can be arranged; defining range information to judge whether or not data to be stored can be arranged in said storage area; judging whether or not said possible data arrangement range is within the range indicated by said range information; outputting whether or not said possible data arrangement range is within the range indicated by said range information; defining data in a copy-source storage area and a copy-destination storage area; accepting a request to copy the data that is included in said copy-source storage area to said copy-destination storage area from said copy-source storage area; and copying said data in said copy-source storage area to said copy-destination storage area in accordance with judgment from the result of said outputting step, wherein said defined possible data arrangement range is designated for data in a copy-source storage area, and said defined range information is designated for a copy-destination storage area.