Cloud-Native Workload Orchestration at the Edge: A Deployment Review and Future Directions

[EN] Cloud-native computing principles such as virtualization and orchestration are key to transferring to the promising paradigm of edge computing. Challenges of containerization, operative models and scarce availability of established tools make a thorough review indispensable. Therefore, the auth...

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Bibliographic Details
Authors: Vañó-García, Rafael|||0000-0003-2372-6253, Lacalle-Úbeda, Ignacio|||0000-0002-6002-4050, San Julián-Garcés, Raúl|||0000-0003-3052-3200, Palau Salvador, Carlos Enrique|||0000-0002-3795-5404, Sowinski, Piotr
Format: article
Publication Date:2023
Country:España
Institution:Universitat Politècnica de València (UPV)
Repository:RiuNet. Repositorio Institucional de la Universitat Politécnica de Valéncia
Language:English
OAI Identifier:oai:riunet.upv.es:10251/202709
Online Access:https://riunet.upv.es/handle/10251/202709
Access Level:Open access
Keyword:Edge computing
Cloud computing
Edge-to-cloud computing continuum
Edge-native
Cloud-native
Container
Kubernetes
MicroVM
Unikernel
WebAssembly
INGENIERÍA TELEMÁTICA
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Summary:[EN] Cloud-native computing principles such as virtualization and orchestration are key to transferring to the promising paradigm of edge computing. Challenges of containerization, operative models and scarce availability of established tools make a thorough review indispensable. Therefore, the authors have described the practical methods and tools found in the literature as well as in current community-led development projects, and have thoroughly exposed the future directions of the field. Container virtualization and its orchestration through Kubernetes have dominated the cloud computing domain, while major efforts have been recently recorded focused on the adaptation of these technologies to the edge. Such initiatives have addressed either the reduction of container engines and the development of specific tailored operating systems or the development of smaller K8s distributions and edge-focused adaptations (such as KubeEdge). Finally, new workload virtualization approaches, such as WebAssembly modules together with the joint orchestration of these heterogeneous workloads, seem to be the topics to pay attention to in the short to medium term.