1. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 1 The role of research and education networks in stimulating the demand for NGN Prof. Panayiotis Tsanakas, Chairman of GRNET

2. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 2 GRNET  state-owned company (SA) under GSRT established in 1998  provide advanced e-infrastructures/services to the Greek academic and research institutions:  National and international connectivity  Infrastructures/services (network, computing, storage) to the community  promotion and dissemination of ICT in the public and private sector

3. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 3 3 > 100 universities, research centers, academic organizations > 15.000 schools > 1.000.000 users Dark fiber backbone ( Nx10 Gbps) access 1 || 10 Gbps per institution International connectivity through GEANT network 3*10 Gbps Neutral point for the Greek Internet Exchange (GRIX ) node – peering all Greek ISPs at 10Gbps each GRID services Storage Services –(e.g. Online Storage-Pithos, 50 or 100 GB/user–6500 users per day) VPS VM provisioning (>400 VMs) & Public Cloud (~okeanos) 2 DataCenters (NRC & Ministry of Education premises) GRNET in numbers:

4. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 4 4 35 PoPs –8410km fibers (IRU) MANs Attiki & Thessaloniki DF loops 33 cities Single-mode fiber pair 15-years IRUs Availability >> 99%

5. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 5 GRNET Services  Cloud Computing (Okeanos)  Student IDs  Textbook management (Eudoxus)  Student Internet subscriptions (Diodos)  eVoting (Zeus)  Secure teleconferences (ePresence)  Live webcasting of cultural/scientific events (Diavlos)  GR-IX Operation

6. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 6 GRNET Impact  Massive ICT investments  Facilitation of innovation  Technological testbeds  Increase of broadband and IT take-up  Stimulation of long-term user demand  Cost reduction

7. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 7 Thank you! tsanakas@grnet.gr

8. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 8 Back – up slides material

9. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 9 Zωντανή μετάδοση και προβολή (webcast) του οπτικοακουστικού περιεχομένου εκδηλώσεων από πολιτιστικούς, εκπαιδευτικούς και ερευνητικούς φορείς

10. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 10 Συμμετοχή σε εκλογή καθηγητή μέσω της υπηρεσίας

11. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 11 The  okeanos approach  Features:  Production-quality IaaS cloud  Everything open source:  Persistent VMs  Commodity Hardware – No SAN, No exotic network hw  Add plain servers/disks/switches to scale up  Three clicks to start 1 or 10s of VMs, in 15 secs  Simple to operate Ganeti by

12. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 12 Storage: Every file is a collection of blocks Content-based addressing for blocks Partial file transfers, deduplication, efficient syncing Independent of storage backend (NFS, RADOS, …) OpenStack Object Storage API plus extensions An integral part of Synnefo - Single store for Files, VM Images - Uses common backend with Archipelago

13. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 13 main Datacenter (40 racks) –green architecture –PUE <1.6 / 1600KVA –In-row cooling –Fully virtualized ‘High’ Density (but not too dense…) ~20.000 VMs (20 racks, 1000 VM/rack) –VMs with average 2GB RAM (flavors up to 8 cores &16GB/VM) –QoS in disk/core overcommitment

14. Greek Research and Technology Network Speeding-up NGN Ubiquity: a pillar for digital growth – Athens 2014 14 Cloud Facilities (cont.)  Disaster Recovery DC (@procurement stage) –Container based solution –‘Louros’ river hydroelectric plant area –Up to 320KW –Low PUE (<1.3) –Outdoor installation (close to hydroelectric plant facility) –Water cooling per rack / Freecooling

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