The save-while-active function uses more disk storage than normal save operations. As applications change the objects in a save-while-active operation, the server makes copies of the data that reach a checkpoint. The server could run out of available storage if the following happens:
If the server sends messages that it is running out of storage, you should be prepared to stop the save operation or some applications.
The full synchronization option uses the most additional storage. The system-defined synchronization option uses the least additional storage.