Ras Features - Huawei FusionServer Pro CH225 V5 Technical White Paper

Huawei FusionServer Pro CH225 V5 Compute Node
Technical White Paper
Callout No.
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A.2 RAS Features
The server supports a variety of Reliability, Availability, and Serviceability (RAS)
features. You can configure these features for better RAS.
For details about how to configure RAS features, see
Platform BIOS Parameter
Table A-2 RAS features
Module
CPU
DIMM
Issue 06 (2020-07-31)
Description
Year and month (two characters).
● The first character indicates the year.
– Digits 1 to 9 indicate years 2001 to 2009, respectively.
– Letters A to H indicate years 2010 to 2017, respectively.
– Letters J to N indicate years 2018 to 2022, respectively.
– Letters P to Y indicate years 2023 to 2032, respectively.
NOTE
The years from 2010 are represented by uppercase letters excluding
I, O, and Z because the three letters are similar to digits 1, 0, and 2.
● The second character indicates the month.
– Digits 1 to 9 indicate January to September, respectively.
– Letters A to C indicate October to December, respectively.
Sequence number (six characters).
RoHS compliance (one character). Y indicates RoHS compliant.
Internal model, that is, product name.
Reference.
Feature
Corrected Machine Check
Interrupt
Failed DIMM Isolation
Memory Thermal
Throttling
Rank Sparing
Memory Address Parity
Protection
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Huawei Server Purley
Description
Corrects error-triggered interruption.
Identifies a faulty DIMM and isolates it
from others before it is replaced.
Automatically adjusts DIMM
temperatures to avoid damage due to
overheating.
Allocates some memory ranks as
backup ranks to prevent the system
from crashing due to uncorrectable
errors.
Detects memory command and
address errors.
A Appendix
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