IBM Spectrum LSF

(Redirected from Platform LSF)

IBM Spectrum LSF (LSF, originally Platform Load Sharing Facility) is a workload management platform, job scheduler, for distributed high performance computing (HPC) by IBM.

Developer(s)IBM (current)
Platform Computing (former)
Stable release
10.1.0 ([1]) / June 2023
Operating systemAIX, HP-UX, Linux, Windows, macOS, Solaris
TypeJob scheduler
WebsiteIBM Spectrum LSF



It can be used to execute batch jobs on networked Unix and Windows systems on many different architectures.[2][3] LSF was based on the Utopia research project at the University of Toronto.[4]

In 2007, Platform released Platform Lava, which is a simplified version of LSF based on an old version of LSF release, licensed under GNU General Public License v2.[5] The project was discontinued in 2011, succeeded by OpenLava.

In January, 2012, Platform Computing was acquired by IBM.[6] The product is now called IBM Spectrum LSF.

IBM Spectrum LSF Community Edition is a no-charge community edition of the IBM Spectrum LSF workload management platform.


  1. ^ "What's new in IBM Spectrum LSF Version 10.1 Fix Pack 14". IBM. Retrieved 2023-07-02.
  2. ^ Mike Ault; Madhu Tumma (2004). Oracle 10g Grid & Real Application Clusters. Rampant TechPress. p. 24. ISBN 978-0-9744355-4-1.
  3. ^ Goering, Richard (March 8, 1999). "Load sharing brings kudos". EE Times Online. Archived from the original on 2011-05-16. Retrieved 2007-11-12. LSF ... enables load sharing by distributing jobs to available CPUs in heterogeneous networks ... but don't tell them that; they'll just want to raise their prices
  4. ^ Zhou, Songnian; Wang, Jingwen; Zheng, Xiaohu; Delisle, Pierre (1993). "Utopia: A Load Sharing Facility for Large, Heterogeneous Distributed Computer Systems". CiteSeerX
  5. ^ "Platform Lava". Archived from the original on 2011-04-21. Retrieved 2011-03-25.
  6. ^ IBM Closes on Acquisition of Platform Computing

Also See