
Chapter 2. Exploring RAS and virtualization features in more detail 37
throughout the system software stack, and is included in AIX, IBM i, and Linux operating
systems. Table 2-1 reviews the Power management features and indicates which features
require Active Energy Manager (AEM).
Table 2-1 Power management features
2.5.1 Differences in dynamic power saver from POWER6 to POWER7
Dynamic power saver differs from POWER6 to POWER7 systems.
In POWER6 systems, maximum frequencies varied based on whether Favor Power or Favor
Performance was selected in Active Energy Manager. Favor Power guaranteed power
savings by limiting the maximum frequency of the ...