DELL服务器关闭C1E和C-State功能.

1、F2, BIOS –>  Processor Settings  : C1E and C-States改成disabled;  MAX Power Management .

2、C1E

When set to Enabled, the processor can switch to a minimum performance state when idle.

C States

In order to save energy when the CPU is idle, the CPU can be commanded to enter a low-power mode. Each CPU has several power modes and they are collectively called "C-states" or "C-modes". Options are:

·    Enabled - support for C states in the processor is enabled.

·    Disabled - support for C states in the processor is disabled.

The factory default setting is Enabled.

1、F2进入System Setup Main

2、选择system BIOS Settings

3、选择System Profile Settings 中设成Performance后自动调到最佳性能并c1e和c-states选项自动关闭。