In 2005 the NorduGrid middleware Advanced Resource Connector ARC is installed on about 60 sites inlcluding about 6000 cpus ( About 20 clusters with about 2500 cpus have ATLAS runtime environments installed. See


  • The contribution to DC1, DC2 and Rome by ARC connected sites is documented here.
  • The new production system with Eowyn and the NorduGrid executor Dulcinea is starting up.

Distributed Analysis DA on NorduGrid

Everyone is welcome to do her analysis on ARC connected sites (well, the sites must have you authorized).

Identified challenges to be overcomed by ARC / ATLAS site using ARC :

  • Authorization (Only few members of ATLAS VO are authorized. Swiss sites may be nice exceptions).
  • Download from tapes. With gsiftp ARC doesn't know about tapes and may time out.
  • ...
Developers of higher level DA tools are very welcome to interface to the ARC client. Contact e.g.

DDM on NorduGrid sites

Major updates:
-- Sigve Haug - 02 Dec 2005

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Topic revision: r4 - 2005-12-02 - SigveHaug
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