TYAN S5548GM4NED83-4T Manual page 89

3.5.4.2 Memory RAS Configuration Submenu
Mirror mode
Mirror Mode will set entire 1LM/2LM memory in system to be mirrored,
consequently reducing the memory capacity by half. Mirror Enable will disable XPT
Prefetch.
Disabled / Enabled
Memory Rank Sparing
Enable/Disable Memory Rank Sparing
Disabled / Enabled
Correctable Error Threshold
Enable/ Disable Memory Rank Sparing
Patrol Scrub
Enable/Disable Patrol Scrub
Disabled / Enabled
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