some more documentation, mainly on the exit codes
This commit is contained in:
Martin Diehl
parent
569ac2f2f6
commit
8f2e164fd2
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@ -5,10 +5,15 @@
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!> @author Martin Diehl, Max-Planck-Institut für Eisenforschung GmbH
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!> @author Philip Eisenlohr, Max-Planck-Institut für Eisenforschung GmbH
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!> @brief Driver controlling inner and outer load case looping of the various spectral solvers
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!> @details doing cutbacking, forwarding in case of restart, reporting statistics, writing
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!> results
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!--------------------------------------------------------------------------------------------------
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program DAMASK_spectral_Driver
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use, intrinsic :: &
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iso_fortran_env ! to get compiler_version and compiler_options (at least for gfortran >4.6 at the moment)
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use prec, only: &
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pInt, &
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pReal
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use DAMASK_interface, only: &
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DAMASK_interface_init, &
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loadCaseFile, &
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@ -16,9 +21,6 @@ program DAMASK_spectral_Driver
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getSolverWorkingDirectoryName, &
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getSolverJobName, &
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appendToOutFile
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use prec, only: &
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pInt, &
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pReal
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use IO, only: &
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IO_isBlank, &
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IO_open_file, &
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@ -87,10 +89,10 @@ program DAMASK_spectral_Driver
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integer(pInt), dimension(1_pInt + maxNchunks*2_pInt) :: positions ! this is longer than needed for geometry parsing
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integer(pInt) :: &
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N_l = 0_pInt, &
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N_t = 0_pInt, &
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N_n = 0_pInt, &
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N_Fdot = 0_pInt
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N_l = 0_pInt, & !< # of L specifiers found in load case file
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N_t = 0_pInt, & !< # of time indicators found in load case file
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N_n = 0_pInt, & !< # of increment specifiers found in load case file
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N_Fdot = 0_pInt !< # of rate of F specifiers found in load case file
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character(len=1024) :: &
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line
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@ -130,8 +132,7 @@ program DAMASK_spectral_Driver
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!--------------------------------------------------------------------------------------------------
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! init DAMASK (all modules)
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call CPFEM_initAll(temperature = 300.0_pReal, element = 1_pInt, IP= 1_pInt)
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write(6,'(a)') ''
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write(6,'(a)') ' <<<+- DAMASK_spectral_driver init -+>>>'
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write(6,'(/,a)') ' <<<+- DAMASK_spectral_driver init -+>>>'
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write(6,'(a)') ' $Id$'
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#include "compilation_info.f90"
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@ -212,7 +213,7 @@ program DAMASK_spectral_Driver
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case('logincs','logincrements','logsteps') ! number of increments (switch to log time scaling)
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loadCases(currentLoadCase)%incs = IO_intValue(line,positions,i+1_pInt)
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loadCases(currentLoadCase)%logscale = 1_pInt
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case('f','freq','frequency','outputfreq') ! frequency of result writings
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case('freq','frequency','outputfreq') ! frequency of result writings
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loadCases(currentLoadCase)%outputfrequency = IO_intValue(line,positions,i+1_pInt)
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case('r','restart','restartwrite') ! frequency of writing restart information
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loadCases(currentLoadCase)%restartfrequency = &
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@ -345,6 +346,7 @@ program DAMASK_spectral_Driver
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if (debugGeneral) write(6,'(/,a)') ' header of result file written out'
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flush(6)
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endif
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!--------------------------------------------------------------------------------------------------
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! loopping over loadcases
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loadCaseLooping: do currentLoadCase = 1_pInt, size(loadCases)
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@ -384,11 +386,13 @@ program DAMASK_spectral_Driver
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forwarding: if(totalIncsCounter >= restartInc) then
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stepFraction = 0_pInt
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!--------------------------------------------------------------------------------------------------
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! loop over sub incs
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subIncLooping: do while (stepFraction/subStepFactor**cutBackLevel <1_pInt)
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time = time + timeinc ! forward time
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stepFraction = stepFraction + 1_pInt
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!--------------------------------------------------------------------------------------------------
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! report begin of new increment
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write(6,'(/,a)') ' ###########################################################################'
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@ -434,6 +438,7 @@ program DAMASK_spectral_Driver
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rotation_BC = loadCases(currentLoadCase)%rotation)
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#endif
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end select
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!--------------------------------------------------------------------------------------------------
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! check solution
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cutBack = .False.
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@ -457,19 +462,19 @@ program DAMASK_spectral_Driver
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guess = .true. ! start guessing after first converged (sub)inc
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endif
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if(guess) & ! write statistics about accepted solution
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write(statUnit,*) inc, time, cutBackLevel, solres%converged, solres%iterationsNeeded
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write(statUnit,*) totalIncsCounter, time, cutBackLevel, &
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solres%converged, solres%iterationsNeeded
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enddo subIncLooping
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cutBackLevel = max(0_pInt, cutBackLevel - 1_pInt) ! try half number of subincs next inc
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if(solres%converged) then ! report converged inc
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convergedCounter = convergedCounter + 1_pInt
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write(6,'(/,a,'//IO_intOut(totalIncsCounter)//',A)') &
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write(6,'(/,a,'//IO_intOut(totalIncsCounter)//',a)') &
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' increment ', totalIncsCounter, ' converged'
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else
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write(6,'(/,a,'//IO_intOut(totalIncsCounter)//',A)') & ! report non-converged inc
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write(6,'(/,a,'//IO_intOut(totalIncsCounter)//',a)') & ! report non-converged inc
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' increment ', totalIncsCounter, ' NOT converged'
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notConvergedCounter = notConvergedCounter + 1_pInt
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endif
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flush(6)
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endif; flush(6)
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if (mod(inc,loadCases(currentLoadCase)%outputFrequency) == 0_pInt) then ! at output frequency
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write(6,'(1/,a)') ' ... writing results to file ......................................'
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@ -502,7 +507,7 @@ program DAMASK_spectral_Driver
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end select
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!--------------------------------------------------------------------------------------------------
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! done report summary
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! report summary of whole calculation
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write(6,'(/,a)') ' ##################################################################'
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write(6,'(1x,i6.6,a,i6.6,a,f5.1,a)') convergedCounter, ' out of ', &
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notConvergedCounter + convergedCounter, ' (', &
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@ -515,10 +520,15 @@ program DAMASK_spectral_Driver
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end program DAMASK_spectral_Driver
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!********************************************************************
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! quit subroutine to satisfy IO_error
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!
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!********************************************************************
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!--------------------------------------------------------------------------------------------------
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!> @author Martin Diehl, Max-Planck-Institut für Eisenforschung GmbH
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!> @brief quit subroutine to mimic behavior of FEM solvers
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!> @details exits the Spectral solver and reports time and duration. Exit code 0 signals
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!> everything went fine. Exit code 1 signals an error, message according to IO_error. Exit code
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!> 2 signals request for regridding, increment of last saved restart information is written to
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!> stderr. Exit code 3 signals no severe problems, but some increments did not converge
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!--------------------------------------------------------------------------------------------------
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subroutine quit(stop_id)
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use prec, only: &
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pInt
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@ -540,6 +550,7 @@ subroutine quit(stop_id)
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write(0,'(a,i6)') 'restart at ', stop_id*(-1_pInt)
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stop 2
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endif
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if (stop_id == 3_pInt) stop 3 ! not all steps converged
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if (stop_id == 3_pInt) stop 3 ! not all incs converged
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stop 1 ! error (message from IO_error)
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end subroutine
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end subroutine quit
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