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Lessons learned from the ATLAS performance studies of the Iberian Cloud for the first LHC running period

dc.contributor.authorSanchez-Martinez, V.
dc.contributor.authorBorges, G.
dc.contributor.authorBorrego, C.
dc.contributor.authorPeso, J.del
dc.contributor.authorDelfino, M.
dc.contributor.authorGomes, J.
dc.contributor.authorGonzales de la Hoz, S.
dc.contributor.authorPacheco Pages, A.
dc.contributor.authorSalt, J.
dc.contributor.authorSedov, A.
dc.contributor.authorVillaplana, M.
dc.contributor.authorWolters, H.
dc.date.accessioned2019-02-04T03:52:27Z
dc.date.available2019-02-04T03:52:27Z
dc.date.issued2014
dc.date.updated2019-02-04T03:52:27Z
dc.description.abstractIn this contribution we describe the performance of the Iberian (Spain and Portugal) ATLAS cloud during the first LHC running period (March 2010-January 2013) in the context of the GRID Computing and Data Distribution Model. The evolution of the resources for CPU, disk and tape in the Iberian Tier-1 and Tier-2s is summarized. The data distribution over all ATLAS destinations is shown, focusing on the number of files transferred and the size of the data. The status and distribution of simulation and analysis jobs within the cloud are discussed. The Distributed Analysis tools used to perform physics analysis are explained as well. Cloud performance in terms of the availability and reliability of its sites is discussed. The effect of the changes in the ATLAS Computing Model on the cloud is analyzed. Finally, the readiness of the Iberian Cloud towards the first Long Shutdown (LS1) is evaluated and an outline of the foreseen actions to take in the coming years is given. The shutdown will be a good opportunity to improve and evolve the ATLAS Distributed Computing system to prepare for the future challenges of the LHC operation.
dc.description.versionPeer Reviewed
dc.identifierJ.Phys.Conf.Ser. 513 (2014) 032082; DOI 10.1088/1742-6596/513/3/032082
dc.identifier.urihttp://dx.doi.org/10.1088/1742-6596/513/3/032082
dc.identifier.urihttp://hdl.handle.net/10400.26/26620
dc.language.isoeng
dc.titleLessons learned from the ATLAS performance studies of the Iberian Cloud for the first LHC running period
dc.typejournal article
dspace.entity.typePublication
rcaap.rightsopenAccess
rcaap.typearticle

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