When considering an Oracle RAC environment, one of the main questions that always seems to be asked is “How much is Oracle RAC licensing going to cost me?” While Oracle RAC licensing can be expensive, there is a way to cut some of those expenses out by ensuring that the amount of CPUs you are licensing is truly what you need. While attempting to size your physical environment with the correct amount of CPU cores required is possible, it is also very difficult due to vast growth of multi-cored CPUs in the market. A better option would be using Oracle VM to hard partition only the cores required for your Oracle RAC environment. This methodology known as ‘hard partitioning’ allows you to take advantage of Oracle RAC technology and save on Oracle RAC licensing costs.
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