Artesyn ATCA-7480 Installation and Use (February 2015) - Manual (Page 196)

BIOS
ATCA-7480 Installation and Use (6806800T17A) 196
The following table contains description about the options that can be configured in Memory
RAS configuration.
Figure 6-14 Memory RAS Configuration
Table 6-10 Advanced >> Memory Configuration >> Memory RAS Configuration
Item Values IPMI Boot parameter Description
RAS Mode Disable, Mirror,
Lockstep Mode mem_ras Enables/Disables RAS modes. Enabling Sparing and
Mirroring is not supported. Incase if enabled, Sparing
will be selected.
Memory
Rank Sparing Enabled,
Disabled mem_sparing Enables/Disables Memory Rank Sparing.
Patrol Scrub Enabled,
Disabled mem_ps Enables/Disables Patrol Scrub.
Demand
Scrub Enabled,
Disabled mem_ds Enables/Disables Demand Scrub.