[Nek5000-users] "byte swap" + grid to grid subroutine

[nek5000-users at lists.mcs.anl.gov]

Harish,

I will check into that.

Stefan

On Mon, Sep 6, 2010 at 7:52 AM, <nek5000-users at lists.mcs.anl.gov> wrote:

> Hello,
>
> I am testing subroutine g2gi() for a case of backward facing step (BFS)
> field file. After starting Nek5k in post-processing mode, the code stops
> in the subroutine g2gi() while reading the old field file.
>
> Nek5k is compiled with GNU compiler and OpenMPI. Here is the code snippet
> from the userchk() subroutine.
> ***********************************************************************
>      subroutine userchk
>      include 'SIZE'
>      include 'TOTAL'
>
>      character*132 newfld, oldfld, newgfld
>      data newfld, oldfld, newgfld /'new0.f00001','bfs10.f00001',
>     $                              'bfs20.f00001'/
>
>      call g2gi(newfld,oldfld,newgfld) ! grid2grid interpolation
>      call exitt()
> ***********************************************************************
>
> Here is the part of the logfile which shows the point at which the
> simulation hangs and I have to kill the job after this point.
>
> ***********************************************************************
>  nsteps=0 -> skip time loop
>  running solver in post processing mode
>
>  call userchk
>  grid-to-grid interpolation
>  set initial conditions
>  Checking restart options: bfs10.f00001
>
>  Reading checkpoint data
>       1 OPEN: bfs10.f00001
>  byte swap: F   6.5432100     -2.93127722E+35
> ***********************************************************************
>
> I am attaching the logfile for you reference. What is the solution to this
> problem?
>
> Thanks for all the help,
>
> Harish.
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>
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