Control device, control method, and non-transitory computer-readable recording medium

A control method of a control device of a driving machine, the control device comprising a server section for communicating with one or more external machines, wherein the control method comprises:

• based on receipt of an order to execute a control program of the driving machine, extracting in a memory of the control device data required for executing the control program, and controlling the driving machine in accordance with the control program;
• executing a function in the server section utilizing a memory region on the memory in response to a request from the one or more external machines;
• monitoring usage of the memory;
• and
• based on the fact that the usage has exceeded a predetermined first threshold, executing processing for restricting the function of the server section.

A non-transitory computer-readable recording medium storing a program executed by a control device of a driving machine, the control device comprising a server section for communicating with one or more external machines, wherein the program causes the control device to:

• based on receipt of an order to execute a control program of the driving machine, extract in a memory of the control device data required for executing the control program, and control the driving machine in accordance with the control program;
• execute a function in the server section utilizing a memory region on the memory of the control device in response to a request from the one or more external machines;
• monitor usage of the memory;
• and
• based on the fact that the usage has exceeded a predetermined first threshold, execute processing for restricting the function of the server section.