slide1
Download
Skip this Video
Download Presentation
SAM-Grid DØ Status

Loading in 2 Seconds...

play fullscreen
1 / 6

SAM-Grid DØ Status - PowerPoint PPT Presentation


  • 101 Views
  • Uploaded on

SAM-Grid DØ Status. Addendum to SAM-Grid Demo Monte Carlo Production. http://d0db.fnal.gov/sam. Status. Working SAM-Grid (previous) Met all deliverables for GridPP GridFTP standard for DØ data transfers >50% DØ Production MC generated in UK

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about ' SAM-Grid DØ Status' - dana


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
slide1

SAM-Grid DØ Status

  • Addendum to SAM-Grid Demo
    • Monte Carlo Production

Iain Bertram

http://d0db.fnal.gov/sam

status
Status
  • Working SAM-Grid (previous)
  • Met all deliverables for GridPP
    • GridFTP standard for DØ data transfers
    • >50% DØ Production MC generated in UK
  • Near Term Goal MC Production Running on SAM-Grid in UK
    • 3.6.6 Prototype SAM Monte Carlo Production system using Resource Broker 31-Mar-03
    • 3.6.9 Pilot SAM Grid for D0 users. 30-Sep-03

Iain Bertram

mc production
MC Production
  • Runjob Package to integrate DØ production executables with SAM-Grid
    • Also used by FNAL-CMS Group
    • maintained and developed within UK
    • Used by all remote DØ production centres.
    • Being Considered as standard reconstruction interface for DØ.
    • Controls Metadata production
    • Uses macro script to control job.

Iain Bertram

mc production outline
MC Production Outline
  • User Requests MC
    • Describes a virtual data set using keyword:value pairs
    • Stores Request in DØ database
  • <<<< Grid Here >>>>
  • Production Site
    • Gets next MC set
    • produces events and delivers to user

Iain Bertram

mc production on sam grid
MC Production on SAM-Grid
  • Plan to run MC in the UK on a SAM-Grid by March
    • ICL, Lancs, Mancs, and RAL
    • Use Resource Broker to advertise MC site (Pure Condor)
    • Runjob controls execution on remote sites
    • store all output files using the Grid
  • Extensions
    • Automatic code installation
    • Data Reconstruction
  • Long Term: Generic User Job

Iain Bertram

lessons
Lessons
  • Biggest Problem at DØ
    • Defining user datasets
    • Metadata is very complex and requires very good database table design
    • This complexity is necessary so users can find the data they need
    • Once have list of file all OK
  • Conclusion
    • rapid Progress, full steam ahead

Iain Bertram

ad