LSF: Joining Forces in a Global Compute Farm Platform Computing Europe CHEP 2000 LSF: Joining Forces in a Global Compute Farm Platform Computing Ltd. Units 18/19, Building 2 Intec Business Park, Wade Road Basingstoke, Hampshire RG24 8NE United Kingdom T: +44 (0) 1256 370 500 F: +44 (0) 1256 370 501 email: info-europe@platform.com Michaela Kurz Major Account Manager Platform Computing GmbH Terminalstr. Mitte 18 85356 München, Germany Tel: +49 (0) 89/970 07-161 Fax:+49 (0) 89/970 07-200

Who is Platform Computing? A global company Direct Sales Offices in North America, UK, Germany, France An industry leader Technology, Partnerships, Organisation

LSF and GLOBUS Metacomputing Infrastructure Global scheduling local scheduling GLOBUS+LSF at NASA Discussions with other sites

LSF Suite of Products LSF Batch LSF LSF Analyzer MultiCluster LSF Base Parallel LSF JobScheduler LSF Make

LSF MultiCluster: Architecture Red Cluster Master Yellow Cluster Master Load Information Interactive Jobs Batch Jobs

LSF MultiCluster Provides resource sharing: Separately managed sites Multiple departments/divisions in a large corporation Computing centre supporting many sites Multiple cooperating organisations Loosely connected sites Over long distance or slow links Across WAN with time differences While maintaining: Autonomy Each cluster has its own LSF administrators Each cluster sets its own policies Administrators of different clusters negotiate in setting up inter-cluster resource sharing policies Reliability The availability of one cluster does not affect another Communication failures between clusters does not cause job loss

ENEA: Software Conceptual Structure User programs & commercial code Graphic User Interface LSF multi-cluster as integrator Load Leveler Telnet LSF AFS Geographical cross platform& File System AIX SGI … SUN NT Linux Quadrics Compaq

LSF customers ENEA CERN Fermilab SLAC LANL LLNL LBNL

Need for Enhanced Cooperation Resource sharing between sites User authentification Secure job submit Accounting ... what else?

The Global Compute Farm European initiative planned support for enhanced cooperation please contact us here at CHEP if you‘re interested