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RK1808 npu usage information

rakidis

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发表于 2021-2-18 19:55:14    查看: 12695|回复: 4 | [复制链接]    打印 | 只看该作者
Hello, is there a way to check the memory usage, efficiency, clock speed informations for rk1808?

Similiar to the command to check gpu usage in nvidia  "nvidia-smi"
I couldn't find anything related to this neither in the forum, nor in your rknn-api documents.

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jefferyzhang

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发表于 2021-2-18 22:49:03 | 只看该作者
You can check it out by logging into 1808, which is a standard linux.

Command 'cat /proc/meminfo' about checking memory usage.
Command 'cat /sys/kernel/debug/clk/clk_summary' about checking all clock.
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rakidis

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 楼主| 发表于 2021-2-19 14:10:50 | 只看该作者
I am quite confused. Does rk1808 module not have a separate memory for NPU?
I was under the impression that the module has 1+1 gb memory, 1 gb for cpu, 1 gb for npu. Is this assumption wrong?

https://www.96boards.org/product/tb-96aiot/ => this is my module by the way
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jefferyzhang

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发表于 2021-2-20 09:48:41 | 只看该作者
rakidis 发表于 2021-2-19 14:10
I am quite confused. Does rk1808 module not have a separate memory for NPU?
I was under the impressi ...

Their memory is shared,  I did not see the 1g+1g description on the page you provided.
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rakidis

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 楼主| 发表于 2021-2-22 14:55:47 | 只看该作者
Ohhh, I guess I got confused about their "1GB LPDDR3 / 2GB LPDDR3 " expresion.

So there is only one memory then, thank you
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