Ar(ee'p)

How to taking Data

1.Start Coda

• How to run DAQ
  • From a terminal login as "adaq2" machine (do "ssh adaq@adaq2" without the quotes)
  • Password is available on the white board
  • After login to adaq2, type "startcoda" to bring up the runcontrol GUI
  • The default configuration is "coincidence", if it is not loaded you can choose it from the menu "configurations->Cool", select "coincidence"
  • Click "Platform->connect"
  • Click on "Download" button
  • Click on "Start (>>)" button, and acknowledge "start-of-run" pop-up window
  • To end a run click on "End" button

• How to kill coda processes
  • At the terminal of adaq2, type "kcoda"

• How to setup the Prescale
  • We just use PrescaleR for Ar experiment.

 login as "adaq" on "adaq2" machine
       type "prescaleR &" to open the GUI
       set desired prescale factors and click "Save" and Exit 

• Replay data
  • From a terminal login as aonl machine ( do "ssh a-onl" without the quotes)
  • Password is available on the white board
  • After login to a-onl, type gotritium
  • Type analyzer
  • Type .x replay_coinc.C
  • Type runnumber (You can see the run number from CODA GUI)

Online GUI

(Last updated: February 15th 2017)

Once the run has been replayed (see instructions above), login to aonl1, aonl2, aonl3, or aonl4 as user a-onl (password on the white board) and do

$ gotritium
[] onlineLHRS
[] onlineRHRS

The output files are stored under adaq1/data1/Ar40_[run number].root

Shift Workers

A shift portal page is available with summarized instructions for shift takers.

Ar(ee'p) DAQ