Why does the NdrClientCall2() API call takes more then 4-5 milliseconds to complete?

Question: Why does the NdrClientCall2() API call takes more then 4-5 milliseconds to complete in my application? In rare cases I even see hundreds of milliseconds (57 millisecond at one time) just for the NdrClientCall2() API call to complete. In my application no server side processing is involved. My client and server both are running…