National Energy Research

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National Energy Research Scientific Computing
Center (NERSC) Visportal interface to grid
enabled NERC resources Cristina Siegerist NERSC
Center Division, LBNL June 24th, 2004
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Visportal Project

• The LBNL/NERSC VisPortal effort explores ways to
  deliver Grid-based advanced visualization and
  data analysis capabilities through a Web Portal
  interface.
• Using standard Globus Grid middleware and off the
  shelf web automation, the VisPortal hides the
  underlying complexity of resource selection and
  distributed application management.

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Visportal Project
Internal Architecture
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Visportal Project

• VisPortal Services
• Motivation simplify remote visualization, offer
  point an click solutions for complex distributed
  applications
• File Management
• One button Mpeg
• (Users grid workflows?)

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Visportal Project
Users perspective

• Accounts in all the resources.
• Request a user certificate http//www.doegrids.or
  g/pages/cert-request.html
• Be in the grid-map files of the resources
  (automated through NIM).
• Create a proxy certificate and login. Delegate
  it to myproxy.nersc.gov

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Visportal Project
Login Page

• Myproxy username and password of delegated
  credential
• Local load from credential file (grid-proxy-init)

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Visportal Project
Profile

• Update usersresourcesjob historyemail address

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Visportal Project
File Mgmt.

• Foreground transfers
• Background transfers
• Globus File Yanker(Shreyas Cholia)

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Demo

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The END