Virtual Mobile Cloud Network for Realizing Scalable, Real-Time Cyber Physical Systems

Transcription

1 Virtual Mobile Cloud Network for Realizing Scalable, Real-Time Cyber Physical Systems Kiran Nagaraja, Yanyong Zhang, Ivan Seskar, Dipankar Raychaudhuri (PI) WINLAB, Rutgers University Kiyohide Nakauchi, Yozo Shoji (PI) NICT JUNO PI Meeting June 25, 2014

2 Summary Design & Develop Virtual Mobile Cloud Network (vmcn) Ø Trillion-order scalability for CPS devices/objects Ø Less than 100 msec response time in CPS application WINLAB s prior works mainly for the scalability are organically integrated with NICT s prior works mainly for the real-time Additional research challenges related to cloud migration and virtual network design will be addressed jointly by NICT and WINLAB Demonstrate vmcn with a typical CPS application over GENI and JGN-X testbeds 2014/06/25 NICT/WINLAB Confidential 2

3 Needs for Real-time & Scalable Cyber Physical System (CPS) are Emerging Mobile Cloud Services Safety Emerging Services Machinery Control Automatic driving Emergency alert AR navigation Automatic translation Emergency stop Real-time response Scalability for devices and objects 2014/06/25 NICT/WINLAB Confidential 3

4 Future CPS Function Model and Requirements Terminal Mobility - Device/Object ID - Captured/Sensed data Query Large # of CPS devices Large computational workload Large # of objects/contents Tag/RFID Contents Wearable Machine Camera sensor Smart phone (1) Sensing (2) Computatio (3) Actuatio Response... Cloud Network domain Object Value ID Object Value GUID Object Value 1 GUID X1 1 X1 2 1 X2 X1 2 X2 2 X2 10^12 10^12 10^12 Service Directories - Information - Actuation command Large # of NW domains Real-time <100msec response time in application & Scalable Trillion-order CPS devices & objects are properly handled 2014/06/25 NICT/WINLAB Confidential 4

5 Project Goals Design a network architecture Ø Trillion-order scalability for CPS devices/objects Ø Less than 100 msec response time in CPS application Develop a proof-of-concept prototype Ø MF router software enhanced for the real-time Ø vbs software enhanced for global mobility Ø Running the prototype over GENI and JGN-X Demonstrate an example future CPS application Ø AR (Augmented Reality) application using glass devices 2014/06/25 NICT/WINLAB Confidential 5

6 Overview of Virtual Mobile Cloud Network (vmcn) At-scale & low-latency global name resolution Dynamically configurable wired and wireless resources Optimal placement and dynamic migration of cloud services ü ü ü Scalable Real-time Real-time Name resolution layer CPS slice (3) Dynamic Cloud Migration (1) Name-based network ID Query Packet Routing layer (2) VN & vbs on the move Scalability Virtual base station (vbs) Real-time response 2014/06/25 NICT/WINLAB Confidential 6

7 Technical Approach : (1) Name-based Network Key MobilityFirst components At-scale, low-latency global name resolution Flexible and extensible hybrid GUID/NA routing Research issues Exploiting locality to minimize name resolution costs and RTTs Spatial locality-aware GNRS How to provision network resources for e2e service requirements? GUID SType NAs DATA Hybrid GUID/NA based Forwarding Internet scale evaluation (26K networks): cost of resolution < 100ms Flexible Resolution NAs GNRS 1. Early binding 2. Late binding Spatial locality awareness can reduce it further: few 10s of ms 3. Dynamic binding 2014/06/25 NICT/WINLAB Confidential 7

8 Technical Approach : (2-1) Virtual Network Support in MobilityFirst Service-specific Virtual Network (VN) GUID can be used to name end-to-end service slice VN required to span network elements and end hosts Extensions required for both name resolution and routing layer GNRS mappings can capture VN membership and access control How do we dynamically provision wireless resources for VN? 2014/06/25 NICT/WINLAB Confidential 8

9 Technical Approach : (2-2) Virtual Base Station (vbs) on the move Key vbs components Dynamically provisioning physical BS resources for target applications Adaptation to mobility in a local domain Research issue When and where physical BS resource should be provisioned in global mobility? virtual Base Station (vbs) for CPS Physical Base Stations CPS Slice Logically integrated BS with extensible wireless capacity Managed association and seamless handover User devices Roaming 2014/06/25 NICT/WINLAB Confidential 9

10 Technical Approach : (3) Dynamic Cloud Migration Key components Service placement and migration for quick response in CPS application Routing adaptation and service continuity Research issues Optimization algorithms for VM placement and migration Anycast routing approaches for dynamic cloud services Core Cloud NA99 Mobility-driven Service Migration (Localization) CPS Slice NA32 Edge Cloud ServiceID DATA Service anycast Detecting mobility by monitoring RSSI GUID SID Send (GUID = , SID=anycast, data) Mobility 2014/06/25 NICT/WINLAB Confidential 10

11 Why and How We Collaborate?: Specific Design Issues and Research Questions Our Prior Work MobilityFirst (WINLAB) Global name resolution GUID-based routing Hybrid GUID/NA routing Storage-aware routing Hop-by-hop transport vbs (NICT) BS virtualization Seamless handover Cloud resource localization vbs on the move Collaboratio vmcn Low-latency global name resolution Service anycast Integrate Mobility-driven dynamic cloud migration Integrate Virtual name-based network Integrate Global vbs on the move Research Questions How to reduce lookup latency in a globalscale DHT? How to realize service ID based anycast on GUID-based networks? When & where VMs should be migrated? How to realize virtual network capability on GUID-based networks? When and where physical BS resource should be provisioned? 2014/06/25 NICT/WINLAB Confidential 11

12 Final Demonstration Image (Performance Goal) response time is less than 100msec for 10^6 queries/sec (Function Goal) CPS slices can be built over US-JP wide-area MobilityFirst network (Application Goal) AR service w/ glass devices over a proof-of-concept prototype CPS Server Dynamic Cloud Migration JGN-X MF Routers GENI CPS Server ORBIT vbs MF CPS Server Virtual Name-based Network WiMAX BTS vbs on the move MF WiFi WiFi WiMAX MF CPS App (Emulated) CPS devices MF CPS App 2014/06/25 NICT/WINLAB Confidential 12

13 Summary Design & Develop Virtual Mobile Cloud Network (vmcn) Ø Trillion-order scalability for CPS devices/objects Ø Less than 100 msec response time in CPS application WINLAB s prior works mainly for the scalability are organically integrated with NICT s prior works mainly for the real-time Additional research challenges related to cloud migration and virtual network design will be addressed jointly by NICT and WINLAB Demonstrate vmcn with a typical CPS application over GENI and JGN-X testbeds 2014/06/25 NICT/WINLAB Confidential 13

14 APPENDIX 2014/06/25 NICT/WINLAB Confidential 14

15 Milestones NICT Rutgers NICT Rutgers 2014/06/25 NICT/WINLAB Confidential 15

16 Deliverables Project Task T.1. MF- based virtual network architecture & protocol implementa on T2. MF op miza ons for cloud service including GNRS speed- up & cloud migra on T.3. Local vbs design enhancements and latency reduc on T4. BYON- based virtual network design and implementa on T.5. vmcn/global vbs on the move design, integrated with MF GUID services T.6. Proof- of- concept vmcn system prototyping & applica on demos Responsible Groups WINLAB WINLAB NICT NICT NICT and WINLAB NICT and WINLAB Year 1 Deliverables Year 2 Deliverables Year 3 Deliverables (6 months) Design and preliminary MF/VN so ware Version update evalua on; so ware prototype; implementa on and integra on tes ng on ORBIT SDN sandbox with MF Click & OpenFlow s/w Op miza on of MF services (anycast, context, compute) for cloud service and GNRS speed- up via caching etc. Design and evalua on of state transfer method for local VN Design and preliminary evalua on; BYON- API for vbs and cloud migra on; tes ng on BYON prototype Integrated design of BYON/vBS and MF/VN; Evalua on of GUID- based method for global VN Preparing/leveraging key components: MF protocol stack, GNRS, VN extensions, vbs extensions, AR app, etc. Upgrade to MF code release including service API; GNRS extensions and integra on implementa on of vbs migra on protocols and algorithm in BYON prototype vbs so ware implementa on and integra on with BYON OpenFlow base sta on Integra on of vbs s code with MF protocol stack; global area cloud migra on prototype Integra on of US- Japan prototype on GENI and JGN; applica on tes ng; system performance studies Version update Version update Integrated proof- of- concept demos& CPS applica on trials 2014/06/25 NICT/WINLAB Confidential 16