how can i Check the backup of Production Server on Staging server
One answer
In the server rename workflow, there is a section talking about how to set up a test staging environment. You can follow the instructions there (ignore the parts related to server rename).
https://www.ibm.com/support/knowledgecenter/SSYMRC_6.0.5/com.ibm.jazz.install.doc/topics/t_prepare_sandbox_server_rename.html