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Efficient Network Utilization and QoS Implementation for GRID Environment

Explore LAN technologies, data transport protocols, and QoS implementation for optimized network utilization in the GRID environment. Evaluate existing protocols, dynamic network configuration, and new communication technologies like WDM and DWDM.

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Efficient Network Utilization and QoS Implementation for GRID Environment

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  1. 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

  2. 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

  3. 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

  4. 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

  5. 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

  6. 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

  7. 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

  8. 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

  9. Contribution INFN-GRID Work Package 5 - NETWORK

  10. Materials (K€) INFN-GRID Work Package 5 - NETWORK

  11. consumables (K€) INFN-GRID Work Package 5 - NETWORK

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