Difference between revisions of "HRS HowTo"

Revision as of 15:29, 19 February 2015

Running online analysis

(Last update 02/19/15)

• Login as a-onl on one of the analysis machines (aonl1, aonl2 or aonl3) e.g.

 ssh a-onl@aonl2

• passwords are written on the white board in the counting house
• to go to the online analysis directory (/adaqfs/home/a-onl/gmp/He3H3/replay) type

 HeHgoonlana

How To get the raw data files from the repository

• raw files are permenantly stored in /cache/mss/halla/gmp12/raw/

• to draw a data file from the repo, login to the farm

 ssh username@ifarm

and then ask for the file

 jcache submit default /mss/halla/gmp12/raw/gmp_20314.dat.0 
 > Your request is submitted. Use id '4678425' to check the status

this procedure may take a few minutes

• raw files will be now stored for several days in /cache/mss/halla/gmp12/raw/

How To replay a run

• For LHRS, at the terminal, type

 analyzer

• at the prompt, type

 .x replay_L.C(run_number)   (provide run_number you want to replay, for left arm it is < 20000)

• answer any questions, if needed
• exit analyzer by doing

 .q

• For RHRS, at the terminal, use

 .x replay_R.C(run_number)   (for right arm it is >= 20000)

How to look at the online histograms?

• For LHRS, at the terminal, do

 onlineLHRS #run_number#

• For RHRS

 onlineRHRS #run_number#

[back He3/H3 e,e'p experiment]

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