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HPS-SOFTWARE  September 2015

HPS-SOFTWARE September 2015

Subject:

Re: reconstruction speed

From:

Alessandra Filippi <[log in to unmask]>

Reply-To:

Software for the Heavy Photon Search Experiment <[log in to unmask]>

Date:

Fri, 25 Sep 2015 10:41:31 +0200

Content-Type:

MULTIPART/MIXED

Parts/Attachments:

Parts/Attachments

TEXT/PLAIN (337 lines)

Thanks, now it's running properly again.
cheers
     Alessandra




On Fri, 25 Sep 2015, McCormick, Jeremy I. wrote:

> It should be back to about 50ms per event now on trunk.  I confirmed with
> the EngRun2015ReconTest in integration-tests.
> 
> On Sep 24, 2015, at 5:49 PM, Hansson Adrian, Per Ola <[log in to unmask]>
> wrote:
> 
> 
> Hi again,
> 
> so with a fresh update I also now see the recon being x3 slower than this
> morning. My full recon job takes 140ms/event instead of 50ms/event. 
> 
> Can people who have committed code today take a look at this and maybe revert
> to find the source and if it’s needed? 
> 
> Maybe first verify that it’s slow.
> 
> /Pelle
> 
> 
> On Sep 24, 2015, at 9:13 AM, Alessandra Filippi <[log in to unmask]> wrote:
> 
>
>             I’m not sure if I think it runs so much slower. It’s
>             using 100% of one of my cores for sure. Perhaps you can
>             try at a slac node and see if it behaves the same or
>             locally if you are running on a slac machine. Note that
>             if you use a  shared slac machine I’ve seen those
>             sometimes be very slow depending on load.
> 
>
>       ok. Since for me it's using just the 22% (while until yesterday it
>       was completely filling the core) I will try to reboot my machine,
>       first thing. Tomorrow, as I want at least one run to be finished to
>       compare results, and it started this morning and still runs. Well,
>       runs... I'd say, walks (lame) ;-)
>       thanks
> 
> 
> 
> 
>
>             /Pelle
> 
> 
>
>             On Sep 24, 2015, at 8:42 AM, Alessandra Filippi
>             <[log in to unmask]> wrote:
>
>                         When you says it “does more”
>                         you mean it takes more time? Or
>                         do you see it doing something
>                         else?
>
>                         I’m looking into it.
> 
>
>                   I cannot tell if it's writing more on the
>                   slcio file as long as the run isn't
>                   finished and I can compare full run sizes.
>                   The gbl file dimension looks comparable to
>                   the old one (for 1/3 of processed events).
>                   So, actually I don't know it it's doing
>                   more. For sure, it's doing it more
>                   slowly...
>                   can any of you try on your machines if
>                   experiences the same slowdown?
>                   thanks.
> 
> 
>
>                         /Pelle
> 
>
>                         On Sep 24, 2015, at 8:19 AM,
>                         Alessandra Filippi
>                         <[log in to unmask]> wrote:
>
>                               yes
>                               how do I know which
>                               strategies are
>                               running??
>                               I just need what
>                               was running for
>                               pass2, but it looks
>                               like the
>                               reconstruction it's
>                               doing much more
>                               now... and it takes
>                               forever
> 
> 
>
>                               On Thu, 24 Sep
>                               2015, Hansson
>                               Adrian, Per Ola
>                               wrote:
> 
>
>                                     Are you
>                                     doing
>                                     evio to
>                                     lcio?
> 
>
>                                     On Sep
>                                     24,
>                                     2015,
>                                     at 8:04
>                                     AM,
>                                     Hansson
>                                     Adrian,
>                                     Per Ola
>                                     <[log in to unmask]>
>                                     wrote:
>
>                                           Perhaps
>                                           more
>                                           tracking
>                                           strategies
>                                           are
>                                           running?
> 
>
>                                           On
>                                           Sep
>                                           24,
>                                           2015,
>                                           at
>                                           4:30
>                                           AM,
>                                           Alessandra
>                                           Filippi
>                                           <[log in to unmask]>
>                                           wrote:
>
>                                                 Hi
>                                                 all,
>                                                 after
>                                                 a
>                                                 fresh
>                                                 update
>                                                 yesterday
>                                                 I
>                                                 realized
>                                                 that
>                                                 the
>                                                 reconstruction
>                                                 speed
>                                                 decreased
>                                                 awfully:
>                                                 yesterday
>                                                 I
>                                                 was
>                                                 reconstructing
>                                                 1000
>                                                 events
>                                                 in
>                                                 25
>                                                 seconds,
>                                                 now
>                                                 it
>                                                 takes
>                                                 more
>                                                 than
>                                                 3
>                                                 minutes.
>                                                 Also,
>                                                 while
>                                                 before
>                                                 100%
>                                                 of
>                                                 the
>                                                 cpu
>                                                 was
>                                                 taken,
>                                                 now
>                                                 not
>                                                 more
>                                                 than
>                                                 25%
>                                                 is
>                                                 used
>                                                 (and
>                                                 I'm
>                                                 not
>                                                 doing
>                                                 anything
>                                                 else
>                                                 on
>                                                 the
>                                                 pc).
>                                                 The
>                                                 steering
>                                                 file
>                                                 I
>                                                 am
>                                                 using
>                                                 is
>                                                 EngineeringRun2015FullReconGbl2.lcsim
>                                                 with
>                                                 GhostHits
>                                                 removed,
>                                                 the
>                                                 "well-behaving"
>                                                 code
>                                                 (whose
>                                                 version
>                                                 number
>                                                 of
>                                                 course
>                                                 I
>                                                 lost
>                                                 after
>                                                 the
>                                                 last
>                                                 update)
>                                                 was
>                                                 next-to-last
>                                                 updated
>                                                 after
>                                                 the
>                                                 start
>                                                 of
>                                                 pass2
>                                                 production,
>                                                 no
>                                                 later
>                                                 than
>                                                 one
>                                                 week
>                                                 ago.
>
>                                                 What
>                                                 happened
>                                                 in
>                                                 the
>                                                 meanwhile?
>                                                 thanks,
>                                                 Alessandra
>
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