After a data subscription task is started, the system automatically goes to the real-time progress viewing page. You can also click a task name in the task list to go to the progress page. The progress page provides information about the data stock, read, and push volumes of the current task.
Stock volume: Specifies the amount of data whose incremental changes on the source database have been read by the tool, but not yet pushed to the target database.
Read volume: Specifies the amount of data whose incremental changes on the source database have been read by the system.
Push volume: Specifies the amount of data whose increment changes on the source database have been pushed to the target database.
Change read time: Specifies the time when the tool reads incremental data on the source database.
Last push time: Specifies the last time the tool successfully pushes the incremental data from the source database to the target database.
Error: The error message occurring when the tool pushes data to the target database for the last time.