[Halld-offline] broken cull events?

David Lawrence davidl at jlab.org
Thu Aug 7 13:59:15 EDT 2014


Hi Matt,

  This is likely due to the “-E8252” option not being able to extract the event number
from the file. I will look into it and will let you know what I find.

Regards,
-David

On Aug 7, 2014, at 1:38 PM, Matthew Shepherd <mashephe at indiana.edu> wrote:

> 
> Hi David (or anyone else who can help),
> 
> I'm trying to fetch a single event from the DC2
> rest files and having trouble getting it to work.
> I'm using the latest tagged release of sim-recon
> and the recommended versions of software for
> that release.
> 
> I read the help and ran the command:
> 
> hddm_cull_events -E8252 -oevt8252.hddm -r dc2_100k/dana_rest_09002_3000410.hddm
> 
> This produces a file:  evt8252.hddm that is of non-zero size.
> 
> -rw-r--r-- 1 mashephe iu  12405 Aug  7 13:36 evt8252.hddm
> 
> When I try to run hd_dump on that file I see:
> 
> mashephe at stanley> hd_dump -A evt8252.hddm 
> Opening source "evt8252.hddm" of type: REST
> Launching threads .
> 
> No more event sources
> Thread 0x7f2ffaf5d700 completed gracefully
> Merging thread 0 (0x7f2ffaf5d700) ...
> Merging event reader thread ...
> 0 events processed  (0 events read) Average rate: 0.0Hz
> 
> Running my processor or the hdview over the
> event also doesn't produce any output.
> 
> Any suggestions on how to debug/fix?
> 
> Matt
> 
> 
> ---------------------------------------------------------------------
> Matthew Shepherd, Associate Professor
> Department of Physics, Indiana University, Swain West 265
> 727 East Third Street, Bloomington, IN 47405
> 
> Office Phone:  +1 812 856 5808
> 




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