IMX8MP check NPU usage

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IMX8MP check NPU usage

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Eric97
Contributor I

Hello,

I'm using IMX8MP with the system Yocto Linux. I'd like to check NPU usage, such as the "%CPU" from the command "top". I have noticed the description like "Arm® Cortex®-A53 with an integrated NPU". Does it mean that the NPU is integrated into the CPU, so it can't be checked alone? If so, does the CPU usage also include the usage of the integrated NPU?

Thanks,

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Hitesh_em
Contributor I

Did anyone found any solution, to see NPU utilization % realtime

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Bio_TICFSL
NXP TechSupport
NXP TechSupport

Hello Jichen,

It can be checked but when you use one of the machine learning tools please check it:

https://community.nxp.com/t5/i-MX-Processors-Knowledge-Base/i-MX8MP-NPU-debug-and-fine-tune-applicat...

 

Regards

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Eric97
Contributor I

Thanks a lot. 

Using machine learning tools like NPU PROFILER, we can obtain the processing time of each operator on the NPU. What I need is to get the NPU usage in real time like the percentage of NPU that is being used by the process. 

For example, using command "top", we can get the %CPU. Can we get similar information for NPU? 

Jichen_vs_0-1658398045835.png

Or does the CPU information we get include NPU? Because I see the NPU is an integrated NPU in Arm® Cortex®-A53 CPU.

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ooper901
Contributor II
Any updates on that?
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