To surely perform a requested job when being requested again even when the requested job is canceled because of insufficient capacity of a storage part.
A management part 16 managing printing data in the storage part 15 detects size of a free area of the storage part 15. When size of the printing data of the requested job is larger than the size of the free area, a job controller 12 for performing the job cancels the job. The management part 16 retrieves the printing data which can be deleted from the stored printing data on the basis of the size of the printing data of the canceled job. The job controller 12 deletes the selected printing data. By deleting the printing data, the free area of the storage part 15 is increased. The job controller 12 secures the free area of the storage part 15 for the canceled job. When the job is requested again, the job controller 12 stores the printing data in the free area which is secured.
Shuzo Hinode
Seiji Goto
Junko Ohara
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