gLite The EGEE Middleware Distribution Erwin Laure EGEE Technical Director OGF20 May 9, 2007 Manchester, UK

gLite Middleware Distribution LCG-2 prototyping product 2004 2005 gLite 2006 gLite 3.0 Combines components from different providers Condor and Globus 2 (via VDT) LCG EDG/EGEE Others After prototyping phases in 2004 and 2005 convergence with LCG-2 distribution reached in May 2006 gLite 3.0 Focus on providing a deployable MW distribution for EGEE production service gLite - The EGEE Middleware Distribution

Scale of EGEE Production Service 98k jobs/day gLite - The EGEE Middleware Distribution

gLite Grid Middleware Services Access CLI API Security Information & Monitoring Authorization Auditing Information & Monitoring Application Monitoring Authentication Data Management Workload Management Metadata Catalog File & Replica Catalog Accounting Job Provenance Package Manager Storage Element Data Movement Site Proxy Computing Element Workload Management Overview paper http://doc.cern.ch//archive/electronic/egee/tr/egee-tr-2006-001.pdf gLite - The EGEE Middleware Distribution

Middleware structure Applications Applications have access both to Higher-level Grid Services and to Foundation Grid Middleware Higher-Level Grid Services are supposed to help the users building their computing infrastructure but should not be mandatory Foundation Grid Middleware will be deployed on the EGEE infrastructure Must be complete and robust Should allow interoperation with other major grid infrastructures Should not assume the use of Higher-Level Grid Services Higher-Level Grid Services Workload Management Replica Management Visualization Workflow Grid Economies ... Foundation Grid Middleware Security model and infrastructure Computing (CE) and Storage Elements (SE) Accounting Information and Monitoring gLite - The EGEE Middleware Distribution

Pre-Production Deployment Installation Guide, Release Notes, etc gLite Process Directives Development External Software Software Error Fixing Directives Integration Certification Pre-Production Deployment Packages Testbed Deployment Problem Fail Production Infrastructure Pre-Production Deployment Fail Integration Tests Pass Functional Tests Pass Fail Installation Guide, Release Notes, etc Scalability Tests Release Pass gLite - The EGEE Middleware Distribution

How to contribute/influence gLite process driven by application and operational requirements New components added based on their requests and overall importance RESPECT – Program to collect useful tools that work with gLite See EGEE application portal: http://egeena4.lal.in2p3.fr/index.php Under construction gLite - The EGEE Middleware Distribution

Major updates planned gLite 3.1 64bit (AMD) support Debian VDT 1.6 (including GT4) Scientific Linux 4 64bit (AMD) support Debian gLite - The EGEE Middleware Distribution

Details Claudio Grandi – Middleware Re-engineering Leader Job Management Security Accounting Markus Schulz – Integration and Certification Leader Data Management Monitoring gLite - The EGEE Middleware Distribution