[G8b_run] g8b Cooking

Volker Crede crede at fsu.edu
Fri Sep 6 12:03:37 EDT 2013


Hi Franz,

Thanks for your prompt reply. I know this has been a lot of work and I can only repeat that I am grateful that you have taken this on. 

I will then start to copy some files over to FSU for analysis.

Best wishes,

        Volker


On Sep 6, 2013, at 11:45 AM, Franz Klein wrote:

> Volker,
> 
> I apologize that the re-cooking has been delayed for weeks (months). I really hoped that I could focus more on g8b than g9 & g14 but ...
> 
> After fixing the 2/3 nsec timing offset in PART,GPID (correction for target center), I ran 2-3 files per run to check calibrations, in particular TAG,TOF,EC (which had a common offset).
> 
> Mid of August I wanted to start with the "big cooking" but didn't have a solution for Mike's paw ntuple maker and had too many banks (I removed some raw banks (TAGE,TGTL,TGTR), all intermediate and scaler banks and added DHCL,RGLK for DC hist cluster and region 1 fit info ... can help to identify track segments where the DC had larger holes).
> 
> I think everything is working now and Mike checked the newest CentOS6 output for paw ntuples (previously his code worked only on Redhat5, which meant I had to save BOS files on volatile and run a script on ifarm1101 after the farm job was done) ...
> 
> The later 1.7GeV data are almost done (48528-48644), over the weekend I'll do the 1.3GeV data (48208-48329) and start with the later 1.5GeV runs (48413-48509). Please note that I skipped a few runs where I need more time to get the tagger offsets right.
> Most autoswap runs and 2.1 GeV runs need additional tweaking of tagger offsets (for autoswap I will skip bad trip intervals including swapping time).
> 
> Note to Mike: please wait with copying PAW/NTgpid files. I have not checked the consistency of the files from last night.
> 
> That's it for now!
> If you have any questions or concerns, please tell me!
> 
> Franz
> 
> On 09/06/2013 10:09 AM, Volker Crede wrote:
>> Hi Franz,
>> 
>> I just noticed that the directory /mss/clas/g8b/production/pass1/v3/BOS at JLab is slowly filling up. Is this part of the "big cooking" or would you consider these files still preliminary for calibration purposes? Do you suggest that we start analyzing these files?
>> 
>> Cheers,
>> 
>>         Volker
>> 
>> 
>> 
>> 
>> 
>> 
> 
> -- 
> ===============================================================
>                  Franz J. Klein, Associate Professor
>                  CUA, Department of Physics
>                  Washington, DC 20064
>  office: Hannan Hall 206          phone: 202-319-6190
>  or: Jefferson Lab,CC F-243       phone: 757-269-6672
> ---------------------------------------------------------------
> 
> 






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