Drive I/O Faults - Huawei TaiShan Troubleshooting Manual

TaiShan Servers
Troubleshooting
Fault
Symptom
An
uncorrect
able
DIMM
error is
generated
.

5.6.5 Drive I/O Faults

Diagnose and rectify drive I/O faults depending on the symptoms.
Issue 12 (2022-08-30)
Handling Procedure
Install the faulty DIMM on a
different channel and use
Provisioning
● If the fault is caused by the
DIMM, replace the DIMM.
● If the fault occurs on the same
DIMM slot, check the DIMM
slot. If the DIMM slot is
damaged, replace the
mainboard.
NO TE
● If a fault can be located using logs or tools, see "Handling Procedure". If a fault needs
to be rectified quickly onsite, see "Quick Recovery Method".
● For more fault symptoms and solutions, see the
Computing Product Case Library is available only to Huawei partners and Huawei
engineers.
Copyright © Huawei Technologies Co., Ltd.
Smart
to test the DIMM.
5 Diagnosing and Rectifying Faults
Quick Recovery Method
1. Exchange a DIMM you
suspect to be faulty with a
DIMM that is functioning
correctly. Then, determine
whether the fault is caused
by the DIMM or DIMM slot.
● If the fault is caused by
the DIMM you suspect to
be faulty, replace the
DIMM.
● If the fault is caused by
the DIMM slot, replace
the mainboard.
2. If the preceding steps do
not reproduce the fault, use
Smart Provisioning
perform memory pressure
tests. If the fault is
reproduced, perform 1.
Otherwise, contact Huawei
technical support.
Computing Product Case
to
Library. The
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