Chapter 10 System Upgrade and Product Maintenance Management
The WebSphere system upgrade strategy and practice are deciding factors in WebSphere system stability.1 There is also a direct relationship between the productivity and efficiency of the WebSphere team and the need to support multiple versions and releases of WebSphere software.
The lack of a strong software-currency program substantially increases the cost of support and operations. Using out-of-date WebSphere software that is either out of active IBM technical support or has many known system defects may lead to serious production problems. What’s more, supporting many different releases of WebSphere Application Server software can be resource intensive.
At the same time, it is ...
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