Re: [Brahms-dev-l] FW: MRS momentum distribution

From: Flemming Videbaek <videbaek_at_bnl.gov>
Date: Fri, 5 Jan 2007 17:41:55 -0500
Hi
this sounds good -though what are the idle jobs??
A condor_status -claimed soes not show any bramreco jobs?
I have been running dAu jobs and had problems with some, but hte do not seem around any more (from rcas0007)

Flemming


--------------------------------------------
Flemming Videbaek
Physics Department 
Bldg 510-D
Brookhaven National Laboratory
Upton, NY11973

phone: 631-344-4106
cell:       631-681-1596
fax:        631-344-1334
e-mail: videbaek @ bnl gov
----- Original Message ----- 
From: "Bekele, Selemon" <bekeleku_at_ku.edu>
To: "Flemming Videbaek" <videbaek_at_bnl.gov>
Cc: <brahms-dev-l_at_lists.bnl.gov>
Sent: Friday, January 05, 2007 5:30 PM
Subject: RE: [Brahms-dev-l] FW: MRS momentum distribution



Hi Flemming,

   I made a test run including the mrs refitting in the dst script.
The momentum distribution is there now. I need to remake the CuCu dsts.
I see lots of gtr jobs which have been submitted by bramreco since 
Dec. 30 and all are idle. I am not sure if they should be idle that
long or need to be removed.

Selemon,

-----Original Message-----
From: Flemming Videbaek [mailto:videbaek_at_bnl.gov]
Sent: Fri 1/5/2007 1:27 PM
To: Bekele, Selemon; brahms-dev-l_at_lists.bnl.gov
Subject: Re: [Brahms-dev-l] FW:  MRS momentum distribution
 
Hi

It seems to me the problem is likely the mrs refitting was not done in the gtr's. (as I can tell from a quick look at the scripts) 
Luckily this can be redone in the
dst's. Take a look at the ppDst for the run05 generation. You may not need all of this , but beware the
bestVertex stuff (should be bb). try this for a brief run before embarking on a complete redoing.

Flemming



--------------------------------------------
Flemming Videbaek
Physics Department
Bldg 510-D
Brookhaven National Laboratory
Upton, NY11973

phone: 631-344-4106
cell:       631-681-1596
fax:        631-344-1334
e-mail: videbaek @ bnl gov
----- Original Message ----- 
From: "Bekele, Selemon" <bekeleku_at_ku.edu>
To: <brahms-dev-l_at_lists.bnl.gov>
Sent: Friday, January 05, 2007 1:00 PM
Subject: [Brahms-dev-l] FW: MRS momentum distribution


>
> Hi BRAHMS,
>
>  I am looking at the file
>
>   /brahms/data02/data/run05/cucu/200/r12316/dst/dst012316v0p3.root
>   Angle 90
>   Field 1050
>
>   Following Flemming's suggestion, I looked into the corresponding
> gtr file:
> ===================
>  /brahms/data02/data/run05/cucu/200/r12316/gtr/hist_gtr012316seq000v0p3.root
>
>  KEY: TDirectory        Tracking_MRS;1    Tracking_MRS
>      KEY: TH1F             hMomentum;1           Accepted MRS tracks momentum
>      KEY: TDirectory       Match_MRS;1    Match_MRS
>           KEY: TH1F      hMatchP_MRS;1           MRS Matching P (GeV/c)
>           KEY: TH1F      hMatchPGood_MRS;1       MRS Matching P (GeV/c) Good Tracks
> ====================
> I assume that the following correspondence is true
>
> http://www4.rcf.bnl.gov/~tigist/MrsCheck/MRS_Accepted_P.gif            <------------>    MRS_fP
> http://www4.rcf.bnl.gov/~tigist/MrsCheck/MRS_Matching_PGoodTracks.gif  <------------>   MRS_fD5_fP
> http://www4.rcf.bnl.gov/~tigist/MrsCheck/MRS_Matching_P.gif
>
> Looking at these plots, it seems that the problem is while making the
> dst files.
>
> Selemon,
>
> -----Original Message-----
> From: Flemming Videbaek [mailto:videbaek_at_bnl.gov]
> Sent: Thu 1/4/2007 10:31 PM
> To: Bekele, Selemon
> Cc: devlist
> Subject: Re: [Brahms-dev-l] MRS momentum distribution
>
> Hi
>
> This is unusual, I have certainly not seen anything like that before. To check where stuff went bad, check the histograms in the 
> gtr
> production (for Mrstracking and the refitting). In general the MRS.fP comes from the global track ie. refitting while the fD5.fP
> from the initial matching.
> Hopefully this helps. Please when you send out pleas for help indicate what runs, and dst versions,, your are looking at.
>
> Flemming
>
> --------------------------------------------
> Flemming Videbaek
> Physics Department
> Bldg 510-D
> Brookhaven National Laboratory
> Upton, NY11973
>
> phone: 631-344-4106
> cell:       631-681-1596
> fax:        631-344-1334
> e-mail: videbaek @ bnl gov
> ----- Original Message ----- 
> From: "Bekele, Selemon" <bekeleku_at_ku.edu>
> To: <brahms-dev-l_at_lists.bnl.gov>
> Sent: Thursday, January 04, 2007 7:05 PM
> Subject: [Brahms-dev-l] MRS momentum distribution
>
>
>>
>> Hi Brahms,
>>
>>    I started looking into the MRS spectra. I ran into
>> a problem when trying to access the momentum distribution:
>>
>>  MRS_fP gives 0
>>  MRS_fD5_fP gives both positive and negative values
>>
>> could this be a problem in the dst production?
>>
>> Please have a look at
>>
>>   http://www4.rcf.bnl.gov/~tigist/MrsCheck/
>>
>>
>> Thanks
>>
>> Selemon,
>> _______________________________________________
>> Brahms-dev-l mailing list
>> Brahms-dev-l_at_lists.bnl.gov
>> http://lists.bnl.gov/mailman/listinfo/brahms-dev-l
>>
>
>
>
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> 



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Received on Fri Jan 05 2007 - 17:43:13 EST

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