SEL Troubleshooting Guide

System Event Log Troubleshooting Guide for Intel
®
S5500/S3420 Series Server Boards Memory Subsystem
Revision 1.1 Intel order number G74211-002 49
Byte
Field
Description
16
Event Data 3
[7] – Domain Instance Type
0b: Local memory sparing domain instance. This SEL pertains to a local memory mirroring
domain that is restricted to memory mirroring pairs within a processor socket only.
1b: Global memory sparing domain instance. This SEL pertains to a global memory
mirroring domain that pertains to memory mirroring between processor sockets.
[6:4] – Reserved
[3:0] – 0-based Instance ID of this sparing domain
Table 55: Mirrored Redundancy State Sensor Event Trigger Offset – Next Steps
Event Trigger Offset
Description
Next Steps
Hex
Description
01h
Memory is configured in Mirrored
Channel Mode, and the memory is
operating in the fully redundant
state.
System boots with mirrored
channel mode active, one
entry per processor.
Informational event.
00h
Memory is configured in Mirrored
Channel Mode, and the memory
has lost redundancy and is
operating in the degraded state.
One of the channels in the
mirror pair is taken offline –
loss of mirror – one entry only
for affected processor.
This event should be accompanied by memory errors indicating the source of the
issue. Troubleshoot accordingly (probably replace affected DIMM).
7.1.3 Sparing Configuration Status
This sensor provides the Spare Channel mode RAS Configuration status.
Table 56: Sparing Configuration Status Sensor Typical Characteristics
Byte
Field
Description
8
9
Generator ID
0001h = BIOS POST
11
Sensor Type
0ch = Memory