You can use one Solution Manager to serve both your development and production R/3. This is common in most installations. Note that when doing modifications to your Solution Manager (upgrade, hardware changes), certain functionality will not be available to your production system (change management, help desk, landscape monitoring). However, in most cases, this is not an issue.
Dig Deeper on SAP selection and implementation
Related Q&A from Bert Vanstechelman
An SAP user wants to know the risks of changing time zones in ECC 6.0. Continue Reading
An SAP user wants to know how to access an SAP IDES 4.7 system via the Internet through SAP GUI. Continue Reading
A SearchSAP.com reader wants to know how an increase of indexes and tables after upgrade to SAP ECC 6.0 will affect the memory requirements of a DB2 ... Continue Reading