TEG

WLCG has created a number of Technical Evolution Groups to guide the technical development of the project.

WLCG Technology Evolution Groups

Operations & Tools

• Chairs : Chairs: Maria Girone (CERN), Jeff Templon (Nikhef)
• Wiki : https://twiki.cern.ch/twiki/bin/view/LCG/WLCGTEGOperations
• Egroup mailing list : wlcg-teg-operations AT CERN
• Agendas : https://indico.cern.ch/categoryDisplay.py?categId=3770
• Main deliverables:
  • a document describing the current situation
  • and a strategy document to setup the plans for the next two or five years
• Site Input welcome (contribution deadline is 11th Nov.) : see https://twiki.cern.ch/twiki/bin/view/LCG/WLCGTegOperationsWG3WG5
• Subgroups :
  • WG1 : Monitoring & Metrics
  • WG2: Support tools + Underlying Services+ WLCG ops
  • WG3 : Operational requirements on middleware
  • WG4 : Application software management, deployment and configuration
  • WG5 : Middleware distribution management, deployment and configuration

Data Management

• Chairs: Brian Bockelman (CMS, OSG), Graeme Stewart (ATLAS)
• Wiki : https://twiki.cern.ch/twiki/bin/view/LCG/WLCGTEGDataManagement
• Egroup mailing list : wlcg-teg-data-management AT CERN
• Scope :
  • Review demonstrators from 2010
  • Data placement (policy-based or dynamic)
  • Data transfer management
  • Transfer and WAN access protocols
  • Management od name spaces and catalogues
  • Understanding security requirements/needs

Storage Management

• Chairs: Daniele Bonacorsi (CMS), Wahmid Bhimji (Edinburgh)
• Wiki : https://twiki.cern.ch/twiki/bin/view/LCG/WLCGTEGStorage
• Egroup mailing list : wlcg-teg-storage AT CERN
• Scope :
  • Experiment IO/usage patterns(and so performance requirements for storage)
  • Requirements on future storage systems
  • Separation of archives and disk pools/caches
  • Storage system interfaces to Grid(SRM status?)
  • Filesystems/protocols (standards?)
  • Security/access controls
  • as site-­‐run services: storage management, performance measurements, monitoring, etc

Databases

• Chairs: Dario Barberis (ATLAS), Dave Dykstra (OSG)
• Egroup mailing list : wlcg-teg-data-management AT CERN
• Agendas : https://indico.cern.ch/categoryDisplay.py?categId=3754
• Main Topics:
  • NOSQL vs Oracle, MySQL, etc
  • Frontier, squids, vs 3D/Streams, GoldenGate, DataGuard etc
  • CORAL, COOL
  • What is framework for deploying new applications that need a DB?
• Next... Workshop on 7-9 November 2011 : https://indico.cern.ch/conferenceDisplay.py?confId=158091

Workload Management

• Chairs: Davide Salomoni (CNAF), Torre Wenaus (ATLAS)
• Wiki : https://twiki.cern.ch/twiki/bin/view/LCG/WorkloadManagementTechnicalEvolution
• Topics :
  • Pilots & Frameworks
  • Resource allocations & management
  • Security models
  • New computing models
• Agendas: https://indico.cern.ch/categoryDisplay.py?categId=3768 NEXT... Meeting Nov. 3-4

Security

• Chairs : Romain Wartel (CERN), Steffen Schreiner (ALICE)
• Egroup mailing list : wlcg-security-teg NOSPAM AT CERN
• Scope :
  • WLCG risk assessment/analysis
  • AAI (Authentication and Authorization Infrastructure) on worker nodes
  • AAI on storage systems