Monday, October 9, 2017

Announcement: CCTools 6.2.0 released

The Cooperative Computing Lab is pleased to announce the release of version 6.2.0 of the Cooperative Computing Tools including Parrot, Chirp, Makeflow, WorkQueue, Umbrella, Prune, SAND, All-Pairs, Weaver, and other software.

The software may be downloaded here:

This is a major which adds several features and bug fixes. Among them:

  • [JX] A superset of JSON to dynamically describe workflows, see doc/jx.html. (Tim Shaffer)
  • [Makeflow] Support for Amazon EC2. (Kyle Sweeney, Douglas Thain)
  • [Makeflow]  Singularity support bug fixes. (Kyle Sweeney)
  • [Parrot] Fix CVMFS initialization. (Tim Shaffer)
  • [Prune] Several bug fixes. (Peter Ivie)
  • [ResourceMonitor] Measurement snapshots by observing log files, --snapshot-events. (Ben Tovar)
  • [WorkQueue] Compressed updates to the catalog server. (Nick Hazekamp, Douglas Thain)
  • [WorkQueue] work_queue_factory uses computed maximum worker capacity of the master. (Nate Kremer-Herman)
  • [WorkQueue] Several bug fixes. (Nick Hazekamp, Ben Tovar)
  • [WQ_Maker] Several bug fixes. (Nick Hazekamp)

Thanks goes to the contributors for many features, bug fixes, and tests:

  • Jakob Blomer
  • Nathaniel Kremer-Herman
  • Nicholas Hazekamp
  • Peter Ivie
  • Tim Shaffer
  • Douglas Thain
  • Ben Tovar
  • Kyle Sweeney
  • Chao Zheng

Please send any feedback to the CCTools discussion mailing list:


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