TYAN S8253 Manual page 104

3.5.2.1 Scrubber Submenu
DRAM Scrub time
Provide a value that is the number of hours to scrub memory.
Disabled / 1 hour / 4 hours / 8 hours / 16 hours / 24 hours / 48 hours / Auto
Poison scrubber control
Disabled / Enabled / Auto
Redirect scrubber control
Disabled / Enabled / Auto
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