scalingandvalidationprogramme缩放和验证计划

1、The Scaling and Validation Programme PoC,David Groep & vle-pfour-team VL-e Workshop 2005.04.05 NIKHEF SARA LogicaCMG IBM,PoC ToC,What is the Scaling and Validation Program? Activities in the S&V programme Environments & infrastructure Rapid Prototyping environment Certification test bed PoC: stable systems Need Help?,Positioning of the PoC in VL-E,Grid Middleware,Surf net,Network Service (lambda networking),Application specific service,Application Potential Generic service & Virtual Lab. service

2、s,Grid & Network Services,Virtual Laboratory,VL-e Experimental Environment,VL-e Proof of concept Environment,Telescience,Medical Application,Bio ASP,Virtual Lab. rapid prototyping (interactive simulation),Additional Grid Services (OGSA services),Scaling & Validation (S&V) Aims,Build environments for experimentation different scales, with a variety of resources stable quasi-production Proof-of-Concept (PoC) Support applications stable, but also extend (and improve) continuously deploy VL software

3、 and components from elsewhere Disseminate knowledge about them tutorials, events, helpdesk Learn ourselves from the deployment close the cycle, improve with developers and users S&V needs applications for a realistic workload,Three activity tracks,Software engineering: a timeline Rapid Prototyping basic research & evaluating innovative ideas Certification quality control and engineering process: Ronald S testing: Chris Schotanus PoC stable environment for application development common base for

4、 incremental development Deploying a national-scale infrastructure Dissemination and knowledge import,Implementation the process,Application development,NL-Grid production cluster Central mass-storage facilities +SURFnet,Initial compute platform,Stable, reliable, tested Cert. releases Grid MW & VL-software,VL-e Proof of Concept Environment,VL-e Rapid Prototyping Environment,DAS-2, local resources,VL-e Certification Environment,NL-Grid Fabric Research Cluster,Test & Cert. Grid MW & VL-software Co

5、mpatibility,Flexible, test environment,Environments,Usage,Characteristics,Virtual Lab. rapid prototyping (interactive simulation),Flexible, unstable,Download Repository PoC Installer Cluster Tools,Developer CVS Nightly builds Unit tests,stable, tested releases,Integration tests Functionality tests Adventurous application people,PoC Release n,Release Candidate n+1,Developers environment,Tagged Release Candidates,Rapid Prototyping Environment,Rapid Prototyping Environment,Central services: DAS-2 d

6、istributed clusters VU, UvA, Leiden, TUDelft, Utrecht Specific services database servers (Oracle, Matisse) integrated in UvA DAS-2 cluster 1.3 TByte storage available. core VL services on dedicated nodes Local systems Your own workstations, test clusters &c.,Certification test bed,Smallish setup to validate new releases core: 10 node dual-CPU cluster some test disk space (as needed) extensible with many more systems Characteristics highly flexible but managed the same as the real thing same netw

7、ork/typology constraints validate release n+1 of the PoC s/w suite,P4CTB configuration via Quattor,Managed software know exactly what is installed where central configuration control (via Quattor) higher availability re-assign nodes on demand to stand in for failures & capacity problems flexible environment can run older versions on-demand reinstalls in 15 min including grid software & configuration! Same system is used for real PoC,PoC: Resources and systems,Central resource sites today SARA: N

8、CF NL-Grid Matrix cluster SARA: Storage (Teras), SRB Matrix NIKHEF: NDPF LCG2PROD + NCF GFRC IBM: in preparation User Help Needed? SARA can get you up-and-running. Access node install via PoC Installer keep pressing enter and you get there Supported OSs RedHat Enterprise 3 + clones (CentOS, SL) (legacy support: RedHat 7.3),Subject to change coordinated and managed with fixed cut-ff dates (timeboxed),Dissemination & Support,Core Grid and GT2 tutorials Hands-on web services event: Grid Admin Nerd

9、Group (GANG) mmv. User help-desk for the PoC (020) 592 8008 and grid.supportsara.nl Technology pilots: Storage Resource Broker, ,Summary,Infrastructure: the PoC is there for you hardware, Grid software, DBs, VLAM-G s/w Software engineering HEAR ALL ABOUT IT IN THE NEXT TWO TALKS Support and dissemination type of support, tools, we could take the PoC to your site (if you want to) work together on common central services you need,Contacts,Reach all of us at vle-pfour-teamsara.nl poc.vl-e.nl or via the internal web site Other contact addresses davidgnikhef.nl services, PoC, web, PoC-installer ronaldsnikhef.nl certification, testing, tooling, maurice.bouwhuissara.nl PoCSARA, SRB pilot, grid.supportsara,nikhef.nl user questions,

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