TYAN S2925, Руководство пользователя

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3.11.1.2 ECC Configuration Sub-Menu
This menu allows the user to configure ECC setup for system & DRAM. Use
the up and down arrow (
á
/
â
) keys to select an item. Use the Plus and Minus
(+/-) keys to change the value of the selected option.
BIOS Setup Utility
Main Advanced PCI/PnP Boot Security Chipset Exit
ECC Configuration
DRAM ECC Enable
4-Bit ECC Mode
DRAM SCRUB REDIRECT
DRAM BG Scrub
L2 Cache BG Scrub
Data Cache BG Scrub
[Enabled]
[Disabled]
[Disabled]
[Disabled]
[Disabled]
[Disabled]
DRAM ECC allows
hardware to report and
correct memory errors
automatically
maintaining system
integrity.
? ?
Select Screen
? ?
Select Item
+/- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
Feature Option Description
ECC Configuration
Enabled
DRAM ECC Enable
Disabled
DRAM ECC allows hardware to
report and correct memory errors
automatically maintaining system
integrity.
Disabled
4-Bit ECC Mode
Enabled
Enable 4-Bit ECC Mode.
Note: Also known as CHIPKILL ECC
Mode
Disabled
DRAM SCRUB
REDIRECT
Enabled
DRAM SCRUB REDIRECT allows
the system to correct DRAM ECC
errors immediately when they occur,
even if background scrubbing is on.
Disabled
40ns
80ns
160ns
320ns
640ns
1.28us
2.56us
5.12us
10.2us
20.5us
41.0us
81.9us
DRAM BG Scrub
163.8us
DRAM scrubbing corrects memory
errors so later reads are correct.
Doing this while memory is not being
used improves performance.
Note: When AMD’s node interleave
feature is enabled, BIOS will force
DRAM scrub off.