Difference between revisions of "OWG Meeting 8-May-2013"

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* Announcements
 
* Announcements
** Still need to arrange for Ed to talk more on FPGA programming
 
 
* Review of minutes from [[OWG_Meeting_10-Apr-2013 | 10-Apr-2013]] meeting
 
* Review of minutes from [[OWG_Meeting_10-Apr-2013 | 10-Apr-2013]] meeting
 
* [[online_builds_10-apr-2013|Online build system]] and file structure - Elliott
 
* [[online_builds_10-apr-2013|Online build system]] and file structure - Elliott
* Translation table - Dave L
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* [[Media:20130508_translation_table.pdf|Translation table]] - Dave L
 
* Status of DAQ testing in Rack Room - Dave A, Bryan
 
* Status of DAQ testing in Rack Room - Dave A, Bryan
 
* Counting House update - Hovanes, Elliott
 
* Counting House update - Hovanes, Elliott
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* EPICS update - Hovanes
 
* EPICS update - Hovanes
 
* Controls update - Elliott, Hovanes
 
* Controls update - Elliott, Hovanes
* [https://halldweb1.jlab.org/JInventory JInventory database] - Elliott
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* [https://halldweb.jlab.org/JInventory JInventory database] - Elliott
 
* DAQ group projects- Bryan, Dave A, Graham, Carl, Vardan, Elliott
 
* DAQ group projects- Bryan, Dave A, Graham, Carl, Vardan, Elliott
 
** EVIO, cMsg, CODA3, ECS/CSS, disentangler, readout list, Java/cMsg GUI
 
** EVIO, cMsg, CODA3, ECS/CSS, disentangler, readout list, Java/cMsg GUI
 
* Electronics, trigger and DAQ status reports - Chris, Alex, Dave, Fernando, Ben, Ed, William, Bryan
 
* Electronics, trigger and DAQ status reports - Chris, Alex, Dave, Fernando, Ben, Ed, William, Bryan
* [http://halldweb1.jlab.org/mantisbt Mantis Task Tracker]
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* [http://halldweb.jlab.org/mantisbt Mantis Task Tracker]
* [https://halldweb1.jlab.org/elog-halld Midas Elog]
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* [https://halldweb.jlab.org/elog-halld Midas Elog]
  
  
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*** InfiniBand hardware specification, purchase, installation - by Dave A
 
*** InfiniBand hardware specification, purchase, installation - by Dave A
 
*** Farm manager CODA component - by Vardan
 
*** Farm manager CODA component - by Vardan
 
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** Ed to talk more on FPGA programming
  
  
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==Minutes==
 
==Minutes==
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Present:  Elliott W, Mark I, Simon T, Bryan M, Dave A, Vardan G, Beni Z, Alex S.
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 +
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'''Online Build System'''
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 +
Elliott presented plans for the online build system and directory structures, see link above for details.  SCONS will be used instead of Make (used in the offline) for a number of reasons.  The design is loosely based on a hybrid of what is done by the Hall D offline build system, the DAQ group and CLAS12.  The basic strategy for using SCONS comes from Maurizio Ungaro (CLAS12).  The online will use the same svn repository as the offline.
 +
 +
 +
 +
'''Translation Tables'''
 +
 +
Dave L presented plans and progress on implementing a translation table in JANA, see the link above for details.  His presentation was a status report on a work in progress.
 +
 +
The basic information comes from 72 spreadsheets (one per crate) from Fernando (note that this information will eventually have to migrate into a database, e.g. CCDB or JInv).  Dave decoded Fernando's electronics/geographical naming scheme and switched to a detector-based scheme suitable for in a translation table in JANA.  He employs an intermediate SQLite database and implemented a PHP-based browser.  He still needs to create an XML output file that can be input to JANA, and code to process the XML, create internal lookup tables and use them.
 +
 +
 +
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'''DAQ Testing'''
 +
 +
Dave A et. al continue doing large-scale tests in the Rack Room.  Many small problems have come up and dealt with, including confusion in configuring the DAQ system when nodes have multiple NIC cards in them.  They are working on the TS module and improving firmware in a number of other boards.  They are using the newly installed gluon44,45 that have both Ethernet and InfiniBand cards.  They currently are using 9 of 12 crates and need a few more cpu's.  Dave submitted the final PR for the remaining CPU's for all halls. 
 +
 +
They saw unexpected ripple on the Wiener power supply lines when fully loaded and have contacted the manufacturer (2.3-2.5kHz oscillation on 3.3V line).

Latest revision as of 07:10, 1 April 2015

Agenda

Note one-time room change to A110


  • Announcements
  • Review of minutes from 10-Apr-2013 meeting
  • Online build system and file structure - Elliott
  • Translation table - Dave L
  • Status of DAQ testing in Rack Room - Dave A, Bryan
  • Counting House update - Hovanes, Elliott
  • Solenoid test update - Elliott
  • EPICS update - Hovanes
  • Controls update - Elliott, Hovanes
  • JInventory database - Elliott
  • DAQ group projects- Bryan, Dave A, Graham, Carl, Vardan, Elliott
    • EVIO, cMsg, CODA3, ECS/CSS, disentangler, readout list, Java/cMsg GUI
  • Electronics, trigger and DAQ status reports - Chris, Alex, Dave, Fernando, Ben, Ed, William, Bryan
  • Mantis Task Tracker
  • Midas Elog


  • Upcoming topics
    • Calibration/Alignment issues?
    • Status of processing uncompressed and compressed simulated raw data and monitoring/L3 farm - Dave L, Elliott
    • What online projects can other groups take over? - Elliott
    • Status and schedule of Hall D projects proposed to be done by DAQ group - Graham
      • Linux SBC configuration, installation, booting - by Bryan
      • InfiniBand hardware specification, purchase, installation - by Dave A
      • Farm manager CODA component - by Vardan
    • Ed to talk more on FPGA programming


Time/Location

1:30 PM Wed 8-May-2013 CC A110


Announcements

Next Meeting

1:30 PM Wed 22-May-2013 CC F326


Minutes

Present: Elliott W, Mark I, Simon T, Bryan M, Dave A, Vardan G, Beni Z, Alex S.


Online Build System

Elliott presented plans for the online build system and directory structures, see link above for details. SCONS will be used instead of Make (used in the offline) for a number of reasons. The design is loosely based on a hybrid of what is done by the Hall D offline build system, the DAQ group and CLAS12. The basic strategy for using SCONS comes from Maurizio Ungaro (CLAS12). The online will use the same svn repository as the offline.


Translation Tables

Dave L presented plans and progress on implementing a translation table in JANA, see the link above for details. His presentation was a status report on a work in progress.

The basic information comes from 72 spreadsheets (one per crate) from Fernando (note that this information will eventually have to migrate into a database, e.g. CCDB or JInv). Dave decoded Fernando's electronics/geographical naming scheme and switched to a detector-based scheme suitable for in a translation table in JANA. He employs an intermediate SQLite database and implemented a PHP-based browser. He still needs to create an XML output file that can be input to JANA, and code to process the XML, create internal lookup tables and use them.


DAQ Testing

Dave A et. al continue doing large-scale tests in the Rack Room. Many small problems have come up and dealt with, including confusion in configuring the DAQ system when nodes have multiple NIC cards in them. They are working on the TS module and improving firmware in a number of other boards. They are using the newly installed gluon44,45 that have both Ethernet and InfiniBand cards. They currently are using 9 of 12 crates and need a few more cpu's. Dave submitted the final PR for the remaining CPU's for all halls.

They saw unexpected ripple on the Wiener power supply lines when fully loaded and have contacted the manufacturer (2.3-2.5kHz oscillation on 3.3V line).