Tip T2532 - The MP system supports more CPUs than installed. Generally in order to use such a board to its full potential all CPUs should be installed.
Fix: Add more CPUs up to the maximum. You may need to upgrade the BIOS, the OS kernel, device drivers and various settings to take advantage of the new CPUs. Make sure they are all utilised by the system after installation.
For more information, please see the (FAQ).