AICPU Stress Test

Function

Perform the AICPU stress test and output the test result.

**Table 1** Diagnostic items
Item	Time Required	Whether NPU Training or Inference Is Affected	Application Scenario
AICPU stress test	About 5 minutes by default	Yes	The AICPU failure causes system breakdown and suspension.

Parameters

Table 2 lists only test-specific parameters. For details about other common parameters, see Common Parameters.

**Table 2** Parameter description
Parameter	Description	Mandatory
[-i, --items]	Specifies the diagnosis check item. aicpu: AICPU error stress test	Yes
[-st, --st, --stress-time]	Specifies the time required by the AICPU stress test. The value ranges from 60 to 604800, in seconds.	No

Example

Example of setting the AICPU stress test duration to 60s:

[***@***]# ascend-dmi -dg -i aicpu -s -st 60 -q
Summary:
    Arch: aarch64
    Mode: ******
    Time: 20250529-19:56:52
 
Hardware:
    aicpu:
        PASS

Fault Check Items

**Table 3** Fault check items
Command Output	Description
PASS	The stress test result is normal.
SKIP	The product or scenario does not support the AICPU stress test.
EMERGENCY_WARN	Emergency warning. Replace the hardware.
FAIL	The AICPU stress test fails. Contact Huawei technical support.

Parent topic: Stress Test