1. 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)
F: +44 (0)
Michaela Kurz
Major Account Manager
Platform Computing GmbH
Terminalstr. Mitte 18
85356 München, Germany
Tel: +49 (0) 89/
Fax:+49 (0) 89/

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

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

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

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

6. 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

7. 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

8. LSF customers
ENEA
CERN
Fermilab
SLAC
LANL
LLNL
LBNL

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

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