[Halld-offline] HDParSim and tracking

Blake Leverington leverinb at uregina.ca
Fri Feb 19 14:54:33 EST 2010


Hi David (or whoever would know),

I upgraded my Hall-D software to the February release, did a "make 
pristine" and remade all the software and my analysis code. But now my 
analysis runs about 80 times slower. I don't want to use all the 
tracking, just HDParSim to handle the DParticles but this doesn't seem 
to be the case anymore. Especially since I seem to be getting a lot of 
errors/output relating to tracking routines I was hoping to avoid 
using.  I see things like:

DReferenceTrajectory.cc:368 Could not find closest swim step!
   91.0 events processed  (101.0 events red)  6.0Hz  (avg.: 8.7Hz)
   108.0 events processed  (115.0 events read)  18.0Hz  (avg.: 9.0Hz)
   122.0 events processed  (132.0 events read)  12.0Hz  (avg.: 9.0Hz)
DTrackCandidate_factory_CDC.cc:263 Too many hits in CDC! Track finding 
in CDC bypassed for event 134

Why would it be doing track finding when I specified the HDParSim 
plugin? Ala:

/home/s4/leverin/gluex/svn/bin/Linux_CentOS4-athlon-gcc3.4.4/fcalTree4 
--plugin=hdparsim -PDEFTAG:DParticle=HDParSim --plugin=mcthrown_hists 
-PTHREAD_TIMEOUT=60 -PPRINT_PLUGIN_PATHS=1  
/home/fs1/leverin/etapi0flat/hdgeant_000/hdgeant_000.hddm

Any thoughts?

Cheers,
-Blake




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