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v Advanced Setup
56
IBM System x3850 M2 and System x3950 M2 Type 7141: User's Guide
You can enable a virus-detection test that checks for changes in the boot record
when the server starts.
You can enable the use of a USB keyboard from a DOS prompt or through the
Configuration/Setup Utility program.
This choice is on the full Configuration/Setup Utility menu only.
Select this choice to change settings for advanced hardware features.
Important: The server might malfunction if these settings are incorrectly
configured. Follow the instructions on the screen carefully.
This choice is on the full Configuration/Setup Utility menu only.
– Memory Settings
Select this choice to view and change the memory settings.
- Memory Bank Enable/Disable
Select this choice to manually enable a pair of DIMM connectors. If a
memory error is detected during POST or memory configuration, the server
automatically disables the failing pair of DIMM connectors and continues
operating with reduced memory. After the problem is corrected, you must
manually enable the DIMM connectors. Use the arrow keys to highlight the
pair of DIMM connectors that you want to enable, and use the arrow keys
to select Enable.
- Memory Array Setting
Select this choice to define the memory array setting.
- Memory Initialization Scrub Control
Select this choice to define the frequency of the memory initialization scrub,
which occurs during POST.
- Run Time Scrub Rate
Select this choice to define the rate at which the memory scrubbing feature
performs a test of all system memory.
– CPU Options
Select this choice to view and change the microprocessor performance
settings, and to select the clustering technology settings.
- Active Energy Manager Power Capping
Select this choice to limit the maximum power consumed by the
microprocessors.
- Processor Performance States
Select this choice to make available operating-system based performance
features.
- Clustering Technology
Select this choice to set the clustering technology.
- Processor Adjacent Sector Prefetch
Select Disable to force the microprocessors to only fetch the sector of the
cache line that contains the data currently required by the microprocessor.
Disable is the default value.
- Processor Hardware Prefetcher
Select this choice to enable or disable the hardware prefetcher. Enable is
the default value.
- Processor Execute Disable Bit
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