scrub

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The GC-HE SystemI/O incorporates ServerWorks' advanced memory resiliency features, including on-line spare memory in which a stand-by on-board DIMM is called into operation if one of the on-line memory modules fails, as well as memory scrubbing that detects errors before they can impact system operation, memory mirroring for extra robust operation and hot plug memory that allows memory upgrades while the system continues in operation.
Flash Memory Scrubbing -- automatically monitors and corrects errors in every location of the flash memory in the background without affecting system performance.