Information processing system, image forming system, and information processing method for restoring old version of task file via image forming workflow

An image forming system having a cloud apparatus and a local apparatus for executing an image forming workflow for a document, and

• the cloud apparatus comprising:
• a cloud control unit configured to allocate each of tasks of the workflow to the cloud apparatus or the local apparatus, and
• an update accumulation unit configured to accumulate update information of a file related to a task allocated to the local apparatus by the cloud control unit;
• and
• the local apparatus comprising:
• a client control unit configured to send and receive an execution result of the task allocated by the cloud apparatus and the update information to and from the cloud apparatus, and
• a local storage unit that stores the file related to the task that is allocated to the local apparatus and is acquired by the client control unit.

An information processing method executed by an information processing system having a cloud apparatus and a local apparatus for executing an image forming workflow for a document, comprising the steps of:

• allocating, by the cloud apparatus, each of tasks of the workflow to the cloud apparatus or the local apparatus;
• executing, by the local apparatus, a task allocated to the local apparatus;
• storing, by the local apparatus, a file related to the task allocated to the local apparatus;
• sending, by the local apparatus, an execution result of the task allocated to the local apparatus and update information of the file of the task to the cloud apparatus;
• accumulating, by the cloud apparatus, the update information as a file cache.