Supermicro SuperServer 7088B-TR4FT, Руководство пользователя

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Chapter 6: BIOS
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Memory RAS (Reliability Availability Serviceability) Configuration
This submenu will display the following items:
•
Current Memory Mode
•
Mirroring
•
Sparing
Memory Rank Sparing
This item indicates if memory rank sparing is supported by the motherboard. Memory rank
sparing enhances system performance. The options are
Disabled and Enabled.
Spare Error/Memory Correctable Thr (Threshold)
Use this item to set the correctable error thresholds for spare memory modules. The default
setting is 10.
Leaky Bucket Low Bit
Use this feature to set the Low Bit value for the Leaky Bucket algorithm which is used to
check the data transmissions between CPU sockets and the memory controller. The default
setting is 40.
Leaky Bucket High Bit
Use this item to set the High Bit value for the Leaky Bucket algorithm which is used to
check the data transmissions between CPU sockets and the memory controller. The default
setting is 41.
Memory Interleaving
Use this item to set the DIMM memory interleaving mood. The options are NUMA (1-way)
Node Interleave;
2-way Node Interleave ; 4-way Node Interleave; 8 Way Interleaving,
inter-socket; and Auto.
Channel Interleaving
Use this item to set the DIMM channel interleaving mood. The options are Auto , 1-way
Interleave, 2-way Interleave, 3-way Interleave, and 4-way Interleave.
Rank Interleaving
Use this item to select a rank memory interleaving method.
Auto
, 1-way Interleave, 2-way
Interleave, 4-way Interleave, and 8-way Interleave.
Demand Scrub
Demand Scrubbing is a process that allows the CPU to correct correctable memory errors
found on a memory module. When the CPU or I/O issues a demand-read command, and
the read data from memory turns out to be a correctable error, the error is corrected and
sent to the requestor (the original source). Memory is updated as well. Select Enable to
use Demand Scrubbing for ECC memory correction. The options are
Enable and Disable.