[Halld-offline] proposal for data challenge details

[Paul Mattione]

OK, this is now configurable from the run.ffr card via the RUNNO variable.  This has been checked into both the main trunk and the data challenge branch.  The default is still 2.  

 - Paul

On Nov 28, 2012, at 11:02 AM, David Lawrence wrote:

> 
> Hi Paul,
> 
>   This is hard coded in 
> sim-recon/src/programs/Simulation/bggen/code/bg_hddm.c in
> the write_hddm_event_(...) routine. It looks like the default is "2".
> 
> Regards,
> -David
> 
> On 11/28/12 10:57 AM, Paul Mattione wrote:
>> Does anyone know how to set the run number for data generated by bggen?
>> 
>>  - Paul
>> 
>> On Nov 26, 2012, at 4:33 PM, Mark M. Ito wrote:
>> 
>>> We discussed some details of the data challenge configuration at the
>>> last meeting. See
>>> 
>>> 
>>> https://halldweb1.jlab.org/wiki/index.php/GlueX_Data_Challenge_Meeting,_November_19,_2012#Data_Challenge_Configuration
>>> 
>>> 
>>> We agreed that I would send out a proposal for some of the specific
>>> choices. Here they are including the choices we made at the meeting.
>>> 
>>> = 1. run numbers =
>>> 
>>> All runs will be run 9000.
>>> 
>>> = 2. random number seeds =
>>> 
>>> The trick here is to insure that the we do not repeat any random
>>> sequences in any of the jobs across all sites. The proposal is
>>> 
>>> a) Use the file number to seed bggen (See definition of file number below.)
>>> b) Do not explicitly seed hdgeant.
>>> c) Do not explicity seed mcsmear.
>>> 
>>> = 3. file naming convention =
>>> 
>>> a) for the rest format data: rest_<filenumber>.hddm
>>> b) for the monitoring histograms: hdroot_<filenumber>.root
>>> 
>>> where <filenumber> is an incrementing six digit integer, padded on the
>>> left with zeros, with an initial value specific to the site:
>>> 
>>> grid: 000001
>>> cmu: 100001
>>> jlab: 200001
>>> 
>>> Jobs and filenumbers are in one-to-one correspondence.
>>> 
>>> = 4. events per file =
>>> 
>>> 200,000
>>> 
>>> chosen to take about one day at JLab
>>> 
>>> = 5. CKOV in control.in =
>>> 
>>> CKOV should not appear in control.in.
>>> 
>>> -- 
>>> Mark M. Ito
>>> Jefferson Lab
>>> marki at jlab.org
>>> (757)269-5295
>>> _______________________________________________
>>> Halld-offline mailing list
>>> Halld-offline at jlab.org
>>> https://mailman.jlab.org/mailman/listinfo/halld-offline
>> 
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