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Published byMeryl Merritt Modified over 8 years ago
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EGEE is a project funded by the European Union under contract IST-2003-508833 Padova report Massimo Sgaravatto On behalf of the INFN Padova JRA1 Group JRA1 IT-CZ cluster meeting, November 4-5, 2004 www.eu-egee.org
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, - 2 CEMon Able to provide CE information Glue schema compliant For Globus based (LCG-2) CEs For Condor-C based CEs Packaging had to be reviewed (some issues raised by Integration Team) Installed on the Glite prototype Actually not really tested since not yet integrated with the rest of the middleware Latest main enhancements Notifications sent to consumers listed in one configuration file Besides the ones which previously subscribed Support of policies in subscriptions To allow specifying how often and when notifications have to be sent –Condition expressed by a regular expression
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, - 3 CEMon Latest main enhancements (cont.ed) Provision of client and consumer API To be used in particular for the integration with ISM purchaser Late because problems with gsoap distribution in EGEE repository … On going integration with ISM purchaser (by Salvo) Unit tests for CEMon implemented Actually not yet committed in CVS Coverage (measured with Clover): ~ 85 % … the rest for the Guardian Angel …
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, - 4 Staging of files Two models supported User has to first stage files on a gridftp server and the submitted job “automatically” wrapped in a wrapper script which, before running the job, downloads the needed input files Default for jobs submitted to the WMS Staging via SOAP attachments (or its optimizations) On going tests “Standard” SwA Bad performance for big files DIME (with streaming) On-going tests with Gsoap 2.7 Looks promising Results to be shared with WMProxy developers Same file staging models
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, - 5 Prototype activities Support to testing team (Mario) to install and run WMS services Provisions of recipes (as requested by the Iteam) To install a LB server To install a WMS node With and without LB server Helping FrancescoP in gundam baby sitting Issue: machine not fully synchronized with the official recipe We would need another machine for the prototype
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, - 6 “Distributed super-scheduling” How different “brokers” can “talk” and work together E.g. a broker can forward jobs to another broker If the queue of pending request if very long If no matching resources have been found … Different models possible Hierarchical model ? P2P model ? … PhD thesis subject for Matteo M.
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, - 7 Other GA activities Not too much progress Other tasks with higher priority Some work done on WM code JC/LM LCG bugs Still to be addressed: #3724: LogMonitor should be resilient to full file system –Not clear why irepository.dat could not be recovered –Not investigated further #5347: FD limit for LM –Being discussed with D. Smith
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