Wednesday, October 28, 2020

[MoNeTec 2020] A Software-Defined Internet for Latency-Sensitive Web Service Workflows

Today I presented at MoNeTec 2020 as a key speaker remotely. We were supposed to meet in Moscow. But of course as in any conference this year, MoNeTec too has become a virtual conference due to the COVID19 pandemic. As a biennial conference, we will meet again in 2022.

Abstract: The Internet is an inefficient platform for latency-sensitive web service workflows, due to latency, jitter, and performance disparity across the globe. Executing user workflows on the Internet in a latency-aware manner is a hard problem, given the distributed nature of the Internet users. Moreover, composing workflows from several Internet services requires communication and coordination across heterogeneous execution environments, including clouds and the edge managed by several infrastructure providers.

The Internet of Things (IoT) and edge computing provide an increasing demand and potential for more user control for their workflow executions. However, the Internet largely remains under the control of service providers and autonomous systems, thus providing limited capabilities to the users to choose network paths and web service instances for their workflows.

Through complete virtualization of network and its services, network softwarization offers efficient management of network architecture. In this talk, we discuss the flexibility and management benefits of network softwarization to support network-aware web service workflows. We further envision Software-Defined Internet (SDI), an extension of classic network softwarization to the Internet-scale, to support latency-sensitive web service workflows.

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