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From Marco de Abreu <>
Subject Re: [Announce] Virtualized testing on ARM with Qemu and Docker
Date Fri, 02 Nov 2018 21:35:46 GMT
Great work, Pedro! This will help to have a consistent quality on all ARM


Am Fr., 2. Nov. 2018, 20:02 hat Pedro Larroy <>

> Hi MXNet community
> AI on MCUs can enable cheaper, lower power, better privacy and lower
> latency applications. There’s an estimate of more than 20 billion connected
> devices to be deployed in 2020 and a part of them will do some amount of AI
> / ML tasks. Testing in embedded devices is very challenging and expensive
> due to logistics, tooling and resource constraints. Here I would like to
> announce a contribution I have done using the free and open-source emulator
> QEMU and Docker to perform hardware virtualization and test MXNet on edge
> devices, specifically to test the MXNet artifacts on ARM such as Pip wheels
> and run unit tests.
> There's small instructions to run a virtualized environment on the bottom
> of the in the ci folder:
> I would encourage you to give it a try and report any comments or feedback.
> The plan is to integrate it into nightly testing. We would need to narrow
> down a bit the scope of testing since still the full suite is just too big
> and resource intensive to finish in a reasonable time.
> My idea would be to split the unit tests into different suites such as core
> / gluon / extended. Do you have any suggestions for this split?
> As a cool thing to try, you can execute the following command which will
> give you a shell in an ARM VM (also sshable via ssh -p2222 qemu@localhost)
> so you can use and debug MXNet in ARM:
> ci/ -p test.arm_qemu -b && docker run -p2222:2222 -ti
> mxnetci/build.test.arm_qemu
> How cool is that?   If you are curious or want to hack on it, have a look
> at the qemu folders under ci.
> Pedro.

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