96Boards OpenHours session six the topic was “Installing Docker on aarch64 with the Reference Platform Build on a 96Boards CE-edition. To watch this weeks’ session go to: https://www.youtube.com/watch?v=lvv7CbXOHtw
Below is an overview of what was discussed including the time in the video where this topic was discussed.
The first topic was a recap of last week’s session:
Our fifth 96Boards OpenHours session the team discussed in more detail enabling the GPIO libraries on 96Boards. To watch this weeks’ session go to: https://www.youtube.com/watch?v=fbTo3BwURg8&feature=em-subs_digest
This week: (begins at 2:02) —** **To watch this weeks’ session go to: https://www.youtube.com/watch?v=lvv7CbXOHtw
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Today’s guest speaker is Bill Fletcher who is a manager in Linaro’s Marketing and EMEA Field Engineering. He gave a talk on installing Docker on one of the 96Boards consumer editions.
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Discussed Qualcomm workshop and presentation that Robert gave during the workshop
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Shared screen and gave a quick recap of his presentation
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Overview on Linaro and 96Boards
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Overview of DragonBoard 410c
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Software cores that are available
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Available documentation and sample code
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Fastboot mode
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USB Debugging
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Expansion headers
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Board Layout
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Different Mezzanine boards available
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14:58 – Question – Does DragonBoard 410c have a sleep capability to get more out of your batteries?
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17:30 – Question – It would be nice if 96Boards spec allowed option for USB 3.0 – is that going to be available on the high speed expansion connectors?
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21:54 – Bill Fletcher begins talk on Docker on aarch64 (see his blog for more details: https://www.96Boards.org/blog/installing-docker-aarch64-96Boards-ce/ )
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Docker is “an open source project to pack, ship and run any application as a lightweight container.”
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Talks about Enterprise software and how it relates to Docker
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Docker is widely supporter both on 64bit and 32bit
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3 elements that make-up Docker
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Client – command line interface
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Demon – does building and distributing
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Remote registry – external repository of Docker images
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Some key facts:
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An image is a read only file – i.e. a template
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A container is a running instance of an image and can run many containers of same image
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3 sources for where images come from
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Can be preexisting images from ones you download
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Create an image by modifying an existing image and then uploading it
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Create an existing file system and import into Docker
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30:08 - Why run it on Dragonboard or HiKey?
- Bill goes through several reasons why this works well on these boards and examples when it might be a good option
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34:03 – Question - What is the difference between running Docker and a VMware?
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36:13 – Question - Can a container access GPIO’s?
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Bill then speaks about hardware access in more detail to answer this question
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42:32 – Question – What is the impact on performance on any application inside a container and running directly?
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The session ended with Bill mentioning that he will be attending the next session to answer any further follow-up questions
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Bill wrote a great blog that goes through how to get Docker up and running that you can check out here: https://www.96Boards.org/blog/installing-docker-aarch64-96Boards-ce/
Be sure to stay tune in next week https://www.96Boards.org/
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