110 likes | 121 Views
INFN GRID WP 5: NETWORK. Areas : LAN Technologies Data Transport Protocols for an efficient utilization of the network resources Quality of Service Application characterization QoS implementation Dynamic network configuration New communication technologies WDM DWDM
E N D
INFN GRID WP 5: NETWORK Areas : • LAN Technologies • Data Transport Protocols for an efficient utilization of the network • resources • Quality of Service • Application characterization • QoS implementation • Dynamic network configuration • New communication technologies • WDM • DWDM • Multiprotocol lambda switching INFN-GRID Work Package 5 - NETWORK
Framework: • activities shared with DATAGRID WP Network • collaboration with INFN GRID Computing Fabric WP and Testbed WP • dedicated experimental network set-up, in collaboration with GARR-G Goal: • definition of guidelines for the engineering of a network architecture suitable for the GRID environment • topology (LAN and WAN) • transport protocols • transmission technology INFN-GRID Work Package 5 - NETWORK
1) LAN Technologies CONTENT: a) topology, transmission tehcnologies and connectivity to the WAN for the implementation of the LAN and of the Computing Fabirc SAN, NAS, ... b) Transport protocols for conputing clusters: GAMMA, ... In collaboration with the computing fabric WP INFN-GRID Work Package 5 - NETWORK
2) Data Transport Protocols • CONTENT: • Evaluation/tuning of exisiting transport protocols • RTT-related issues, mechanisms for congestion control • Performance of existing data transfert protocols • Nexus (GLOBUS) • Group communication protocols (consistency of replicated databases) • Distributed Object protocols: CORBA/IIOP • Internet backplane protocol • Scalable reliable multicast • ... INFN-GRID Work Package 5 - NETWORK
3) Quality of Service • CONTENT: • Application characterization • In collaboration with the WP HEP applications • QoS implementation • Intserv / diffserv • Service definition • Tuning (scheduling, policing, shaping) • Dynamic network configuration INFN-GRID Work Package 5 - NETWORK
4) New communiaction technologies • CONTENT: • Wavelength Division Multiplexing (WDM) baseline testing • Advance tesing • Dense WDM • Multiprotocol lambda switching (MPLS and DWDM) • Optical cross-connecting • Collaboration with • GARR-G (MURST project) • GEANT INFN-GRID Work Package 5 - NETWORK
DELIVERABLES Deliverable Description Delivery Date D5.1 QoS: Definition of QoS requirements, performance analysis on a QoS-capable networked grid layout; Months 0-12 D5.2 Protocols: identification of possible improvements of the existing protocols and evaluation of new ones Months 0-18 D5.3 Evaluation of optical technologies and experiments on a WDM layout Months 0-24 INFN-GRID Work Package 5 - NETWORK
MILESTONES Milestone Description Date M5.1 Identification of the network issues of the application and grid middleware; definition of the network architecture (production-based or VPN). Month 12 M5.2 Definition of the QoS architecture; Month 12 M5.3 Evaluation of the possibilities to access to optical network services for the grid specific needs Month 24 INFN-GRID Work Package 5 - NETWORK
Contribution INFN-GRID Work Package 5 - NETWORK
Materials (K€) INFN-GRID Work Package 5 - NETWORK
consumables (K€) INFN-GRID Work Package 5 - NETWORK