In the system where you need to find out size of client make one more client entry just for reference.(scc4) Then SCCl and shedule client export as background job in test mode.Do check checkbox Test Run. This will take time according to your client.You can check status with scc3.

How does SAP determine client export size?

1. In the system where you need to find out size of client make one more client entry just for reference.(scc4)
2. Then SCCl and shedule client export as background job in test mode.Do check checkbox Test Run.
3. This will take time according to your client.
4. You can check status with scc3.

What is the difference between remote client copy and client export?

Export-import is generally used for copying larger amount of data. Export-import is relatively faster than the remote Client Copy. Need to check DB constraints at the import process. Depends the database size we can suggest to client which process is the best one.