Difference between revisions of "OWG meeting 27-Jun-2008"

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* Review of minutes from [[OWG meeting 13-Jun-2008|13-Jun-2008]] meeting
 
* Review of minutes from [[OWG meeting 13-Jun-2008|13-Jun-2008]] meeting
 
* Fiber test stand status - Beni, Elliott
 
* Fiber test stand status - Beni, Elliott
* Electronics status - Chris, others
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* [[Media:Chris_online-26-jun-2008.ppt|Electronics status]] - Chris
 
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Revision as of 16:14, 27 June 2008

Agenda

  • Announcements
  • Suggestion for Hall D online farm from Chip Watson - Elke
  • Review of minutes from 13-Jun-2008 meeting
  • Fiber test stand status - Beni, Elliott
  • Electronics status - Chris


Time/Location

1pm Fri 27-Jun-2008 CC F326


Announcements

Next Meeting

11-Jul-2008 1pm CC F326


New Action Items from this Meeting

Minutes

Attendees: Elliott W, Dave L, Simon T, Beni Z, Elke A, Jim S, Mark I, Chris C


Online Farm in Computer Center

Chip suggested to Elke that Hall D consider locating the online farm in the computer center.

  • Would use regular JLab farm nodes.
  • CC would take care of maintenance, repair, configuration, etc.
  • When H-D not running nodes could be used for something else (e.g. H-D monte carlo).
  • Would need > 3 GB/s bandwidth between counting house and CC.
  • No advantage if online farm is small, only if it is large.
  • Will discuss this at future meeting after DAQ group and others have a chance to think about it.


Fiber Test Stand

  • Everything is working now: trigger, readout electronics, DAQ.
  • Have tested trigger up to 10 kHz, no problems.
  • Beni needs to figure out how to hook up and use the stepper motor and controller.
  • Light box components on order.
  • We have spares for everything except the CAEN V792 ADC. During production fiber testing we