Huawei TaiShan Troubleshooting Manual page 74

TaiShan Servers
Troubleshooting
Fault Symptom
Issue 12 (2022-08-30)
Diagnosis Method
Breakdown occurs under
specific circumstances after
software upgrade of
customer service software,
database, middleware,
kernel, BIOS, iBMC, and
storage devices.
Check whether the Kdump
information of the
breakdown screenshot
periodically displays
update_cpu_power,
divide_error, or timer_xx.
Check whether the Kdump
information of the
breakdown screenshot non-
periodically displays
gethostbyname.
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5 Diagnosing and Rectifying Faults
Conclusion
● The new software
version has bugs.
● Original interfaces
are disabled for
security purposes
causing issues.
The OS has bugs or
kernel defects.
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