wlcg storage and data management jamboree summary n.
Download
Skip this Video
Loading SlideShow in 5 Seconds..
WLCG Storage and Data Management Jamboree Summary PowerPoint Presentation
Download Presentation
WLCG Storage and Data Management Jamboree Summary

Loading in 2 Seconds...

  share
play fullscreen
1 / 7
makan

WLCG Storage and Data Management Jamboree Summary - PowerPoint PPT Presentation

96 Views
Download Presentation
WLCG Storage and Data Management Jamboree Summary
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

  1. WLCG Storage and Data Management Jamboree Summary • Jens Jensen • OGF29, Chicago • June 2010

  2. Executive Summary • WLCG: Need for improving data management for analysis • Inviting demonstrators • MUST work with existing experiment • Demonstrate by WLCG @ IC

  3. Input • Strawman • Use networks rather than tape • Networking better than MONARC • Also scales with Moore’s law • “More money for networking” • Tape as dark archive • Streaming video “solved” • But HEP is != streaming video

  4. Data management • Make data available for analysis • Pre-distribute • Fetch when required • Transfers • Restart failed transfers

  5. xroot • Not standardised • “Changes backward compatible” • 1.5 implementations

  6. Metrics • Normally measure CPU • … what are the appropriate metrics?

  7. “Outcome” • Demonstrate at WLCG at IC • … detailed look at notes