Oracle EXADATA X6-2, Service Manual, Page: 87 / 284

Servicing the DIMMs (CRU)
Servicing CRUs That Require Server Power-Off 87
FIGURE 16
DIMM and Processor Physical Layout
Note -
In single-processor systems, the DIMM sockets associated with the processor 1 (P1)
are nonfunctional and should not be populated with DIMMs. A maximum of 12 DIMMs are
supported in single-processor systems and the DIMMs must be installed in DIMM sockets
associated with the P0 processor socket.
Related Information
■
“DIMM Population Scenarios” on page 87
■
“DIMM Population Rules” on page 88
■
“Populating DIMMs for Optimal System Performance” on page 88
■
“DIMM Operating Speeds” on page 92
■
“DIMM Rank Classification Labels” on page 92
■
“Inconsistencies Between DIMM Fault Indicators and the BIOS Isolation of Failed
DIMMs” on page 92
DIMM Population Scenarios
There are two scenarios in which you are required to populate DIMMs:
■
A DIMM fails and needs to be replaced.
In this scenario, you can use the Fault Remind button to determine the failed DIMM, then
remove the failed DIMM and replace it. To ensure that system performance is maintained,