Design and Deployment in Edge Computing: A Case Study

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Design and Deployment in Edge Computing A Case Study Matteo Di Pirro Kynetics LLC - Santa Clara, CA

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© 2020 Kynetics LLC, All rights reserved www.kynetics.com Purpose of the system ● Streaming and recording audio over BT on a cluster of ARM computers ● Updating OS and applications in the infrastructure

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© 2020 Kynetics LLC, All rights reserved www.kynetics.com ● Transmission of data and commands ● Consistency of the state ○ Both locally and globally ○ In presence of asynchronous events ● Update roll-outs Remarkable issues

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© 2020 Kynetics LLC, All rights reserved www.kynetics.com The system - Asynchronicity Actors model to the rescue! ● Internal communication happens through messages ○ Asynchronous ○ Immutable ○ Deposited into a mailbox ○ Worked through one at a time ● No race conditions

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Could we use Docker instead?

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© 2020 Kynetics LLC, All rights reserved www.kynetics.com Updating the system - Docker ✓ Docker images can be distributed as .tar archives ✓ Reduced risk of breaking the board ⨯ More difficult to trigger the update from the application ⨯ Application-only updates more difficult to achieve ⨯ Interaction with external services ○ Audio ○ Bluetooth