Lenovo Converged HX Series Installation And Service Manual page 52

The nvram_script.txt contains the following item which has to be changed:
Setup Question = Direct Cache Access (DCA)
Token =BF8 // Do NOT change this line
Offset =80
Width =01
BIOS Default =[02]Auto
Options =[00]Disable // Move "*" to the desired Option
*[01]Enable
[02]Auto
OS Controlled Power
The server needs to be configured so that the hypervisor has control over power. Many customers prefer this
as it saves on OPEX.
There is nothing to change as the system defaults are already correct. The configuration item to be enabled
is:
IntelRCSetup → Advanced Power Management Configuration → CPU – Advanced PM Tuning →
Energy Perf BIAS
Energy Performance Tuning.
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Lenovo Converged HX3710, HX2710-E, HX3710-F Type 8689, Lenovo Converged HX Enclosure Type 5495 Installation and Service Guide