meets Micro-Hypervisors: Towards a Virtualization Architecture for - - PowerPoint PPT Presentation

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meets Micro-Hypervisors: Towards a Virtualization Architecture for - - PowerPoint PPT Presentation

Nested Virtualization meets Micro-Hypervisors: Towards a Virtualization Architecture for User-Centric Multi-Clouds Alex PALESANDRO Marc LACOSTE Nadia BENNANI Chirine GHEDIRA-GUEGAN SEC2 - 30 June 2015, Lille Is this the best of all possible


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Nested Virtualization meets Micro-Hypervisors: Towards a Virtualization Architecture for User-Centric Multi-Clouds

Alex PALESANDRO Marc LACOSTE Nadia BENNANI Chirine GHEDIRA-GUEGAN

SEC2 - 30 June 2015, Lille

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SLIDE 2

OTT Cloud Provider Realm Data Center PoPs Hierarchy CPEs Data Center PoPs Hierarchy CPEs Customer Private Cloud Wide Area Network Telco 2 Realm Telco 1 Realm Data Center

Is this the best of all possible clouds?

New Applications Domains:

  • IoT
  • Healthcare
  • Tele-medecine
  • Network Security
  • Privileged point of control

New challenges:

  • High Availability
  • Strong isolation
  • Data and Execution state
  • Enhanced scalability
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Interoperability User Control Nested Virtualization

From requirements to virtualization design

Legacy support Component-Based Hypervisors Nested Virtualization Minimal TCB Micro-Hypervisors

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A first Distributed Virtualization Architecture

Lower Layer Upper Layer

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Proof-of-concept and Next Steps

  • Implementation:

– LL based on Nova hypervisor

  • Under investigation extensions to support nested virtualization

– UL based on Openstack with multiple virtualization technologies

  • Evaluating multi-provider architecture
  • Future work:

– Automated cross-layer/cross-domain security management

  • VESPA framework for automated security monitoring
  • User/Provider security policy reconciliation
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SLIDE 6

Thank you!!!

  • Questions?
  • Contact: alex.palesandro@orange.com