Which BIOS settings are necessary for CPU scaling on Ciara Discovery/Enterprise P7Q57 ?

Updated -

Issue

  • CPU Scaling does not work properly on Ciara Discovery/Enterprise P7Q57 with default BIOS settings.

Environment

  • Red Hat Enterprise Linux 5.5
  • Ciara Discovery P7Q57 or Ciara Enterprise P7Q57

Resolution

  • Set the CPU State option to C6 in the BIOS configuration menus.
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