[FLASH-USERS] Problem with restart: almost empty output files

[Reyes, Adam]

Hi Mattia,

Can you confirm which version of FLASH that you’re using?
*********************************************
Adam Reyes


Code Group Leader, Flash Center for Computational Science  
Research Scientist, Dept. of Physics and Astronomy
University of Rochester
River Campus: Bausch and Lomb Hall, 369  
500 Wilson Blvd. PO Box 270171, Rochester, NY 14627
Email adam.reyes at rochester.edu
Web https://flash.rochester.edu
 (he / him / his)


*********************************************



> On May 14, 2024, at 6:10 AM, Mattia Cipriani <mattia.cipriani at enea.it> wrote:
> 
> Hi all,
> 
> I am running a 3D simulation derived from LaserSlab.
> The simulation cannot be run entirely with a single run for the time limit on the queue, then I stop the simulation by setting wall_clock_time_limit appropriately and FLASH outputs a checkpoint file about one hour before the time limit of the queue on the cluster.
> When I restart the simulation from this checkpoint file, everything goes fine but the first about 10 output plot files have a size of 110 kB, compared to the size of the files from the first run of 471 MB. As a confirmation of this, from the flash log file (attached) I can see that the plot file stays open for only a couple of seconds in the second run, compared to three minutes of the first.
> The size of the checkpoint file used for restart is normal.
> I also tried to free up some space on the storage on the cluster, even though I check that I am far from my quota limit. And in fact this did not solve the issue.
> 
> What could be the problem?
> 
> Thank you in advance.
> Best regards,
> Mattia
> 
> 
> ---------------------------------------------
>   Dr Mattia Cipriani, PhD
>     ENEA
>     NUC-PLAS-FIPI
>     45, Via E. Fermi
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>     Researchgate <https://www.researchgate.net/profile/Mattia-Cipriani-2>
>     LinkedIn <https://www.linkedin.com/in/mattia-cipriani-0707bb2a/>
>     ResearcherID AAG-9269-2021 <https://publons.com/researcher/AAG-9269-2021/>
>     ORCID 0000-0002-2500-605X <https://orcid.org/0000-0002-2500-605X>
> ---------------------------------------------
> 
> 
> 
> 
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> 
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