CCTools 4.2.0 released

We are pleased to announce the release of version 4.2.0 of the Cooperative Computing Tools including Parrot, Chirp, Makeflow, WorkQueue, SAND, All-Pairs, and other software.
The software may be downloaded here: Download CCTools 4.2.0
This release is mostly a bug fix release, but introduces changes to the Work Queue protocol. Thus, workers from 4.2 do not work with masters pre 4.2.
Among the bug fixes and added capabilities are: Among the bug fixes and added capabilities are:

• [General] Support for systemd log journal. (Patrick Donelly)
• [WorkQueue] Several bug fixes (Douglas Thain. Dinesh Rajan, Ben Tovar)
• [WorkQueue] Improvements to resource accounting. (Ben Tovar)
• [WorkQueue] work_queue_graph_log, a script to plot Work Queue's log. (Ben Tovar)
• [WorkQueue] Autosize option for workers to fill Condor slots. (Douglas Thain)
• [WorkQueue] Added several example applications in apps/ (Dinesh Rajan)
• [Chirp] Several bug fixes. (Patrick Donelly)
• [Parrot] Package creation of accessed files for execution repeatability. (Haiyan Meng)
• [Parrot] Correct mmap handling. (Patrick Donelly)
• [Parrot] Fix linking to iRODS. (Patrick Donelly)
• [Parrot] Option to disable CVMFS alien cache. (Ben Tovar)
• [Parrot] Bug fixes targeting CVMFS. (Ben Tovar)

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

• Jakob Blomer
• Dan Bradley
• Peter Bui
• Patrick Donnelly
• Nicholas Hazekamp
• Peter Ivie
• Haiyan Meng
• Dinesh Rajan
• Casey Robinson
• Peter Sempolinski
• Douglas Thain
• Ben Tovar
• Matthias Wolf

Please send any feedback to the CCTools discussion mailing list .