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Dear Axel,
Yes. It works now.
So many thanks,
Best regards,
Bifeng Lei
> On 1 Dec 2016, at 21:44, Huebl, Axel <a.huebl@hzdr.de> wrote:
>
> Dear Bifeng,
>
>
> thank you for reaching out!
>
> Yes, you are doing everything all right and I actually just enabled that
> "feature" to allow such a restart with disabled moving window a couple
> of months ago, ... but have forgotten to publish it (the master student
> that needed it was happy ;) )
>
> Depending on HDF5 or ADIOS for restarting, just remove the "if-line" here:
>
> https://github.com/ComputationalRadiationPhysics/picongpu/blob/0.2.1/src/picongpu/include/plugins/hdf5/HDF5Writer.hpp#L208
> or here:
>
> https://github.com/ComputationalRadiationPhysics/picongpu/blob/0.2.1/src/picongpu/include/plugins/adios/ADIOSWriter.hpp#L695
>
> then recompile & restart.
>
> From the quick testing I did back then this:
> - does not break restart that keep "-m"
> - allows restarts that remove the "-m" to stop the window.
>
> But be aware, that restarting new checkpoints from that simulation's
> restart steps will then not be able to "enable" moving window again,
> since that would require more logic in our window (we would have to
> remember how long you "paused" the moving window).
>
>
> Does that help? If yes, I will add that feature to the `dev` branch.
>
>
> All the best,
> Axel
>
> On 01.12.2016 17:24, Bifeng Lei wrote:
>> Dear Axel,
>>
>> I am currently running a laser wakefield simulation by PIConGPU on
>> Hypnos cluster. A problem occurs when I try to restart a simulation in
>> such steps:
>>
>> 1. run a simulation *with moving window* and checkout after some
>> steps. The attached picture (*e_png_yx_0.5_004000.png*) is the
>> output at the checkout point.
>> 2. restart the simulation from the checkout point *without the moving
>> window* by setting /TBG_movingWindow="". /It means to just stop the
>> window at this position. Right? The laser could be correctly loaded
>> again. But, it seems that the plasma could not be will correctly
>> load. Please see the attached picture (*e_png_yx_0.5_004200.png*).
>>
>> Now, if I restart the simulation from the same checkout point with
>> moving window (/TBG_movingWindow="-m"/), everything seems fine. Please
>> see the picture *e_png_yx_0.5_004200_mw.png.*
>>
>> The 2D demo simulation shown here is from the LaserWakefield-example
>> shipped with the code
>> (https://github.com/ComputationalRadiationPhysics/picongpu/tree/master/examples/LaserWakefield).
>>
>> I am just wondering if anything I am doing incorrect here.
>>
>> So many thanks in advance.
>>
>> With best regards,
>> Bifeng Lei
>>
>> --
>> GSI Helmholtzzentrum für Schwerionenforschung GmbH
>> Planckstraße 1
>> 64291 Darmstadt
>> www.gsi.de
>>
>> Gesellschaft mit beschränkter Haftung
>> Sitz der Gesellschaft: Darmstadt
>> Handelsregister: Amtsgericht Darmstadt, HRB 1528
>>
>> Geschäftsführung:
>> Ursula Weyrich, Professor Dr. Karlheinz Langanke, Jörg Blaurock
>>
>> Vorsitzender des Aufsichtsrates: Staatssekretär Dr. Georg Schütte
>> Stellvertreter: Ministerialdirigent Dr. Rolf Bernhardt
>>
>
> --
>
> Axel Huebl
> Phone +49 351 260 3582
> https://www.hzdr.de/crp
> Computational Radiation Physics
> Laser Particle Acceleration Division
> Helmholtz-Zentrum Dresden - Rossendorf e.V.
>
> Bautzner Landstrasse 400, 01328 Dresden
> POB 510119, D-01314 Dresden
> Vorstand: Prof. Dr.Dr.h.c. R. Sauerbrey
> Prof. Dr.Dr.h.c. P. Joehnk
> VR 1693 beim Amtsgericht Dresden
>
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