conv_max_step |
Integer |
|
conv_max_step |
|
conv_min_step |
Integer |
|
conv_min_step |
|
conv_nstep_av |
Integer |
|
conv_nstep_av |
|
conv_nsteps_converged |
Integer |
|
conv_nsteps_converged |
|
conv_test_multiplier |
Float |
|
conv_test_multiplier |
|
dump_fields_periodically |
Fortran_Bool |
|
dump_fields_periodically |
- Phi, Apar, Bpar written to dump.fields.t=(time). This is expensive!
|
enable_parallel |
Fortran_Bool |
|
enable_parallel |
- If built with parallel IO capability, enable it. There are currently issues with parallel IO on some systems which cause GS2 to hang. If you enable this parameter, test it on a smaller problem (but with at least two nodes) before using it on a prouction run. Bug reports welcome.
|
exit_when_converged |
Fortran_Bool |
.true. |
exit_when_converged |
- If .true. when the frequencies for each k have converged, the run will stop.
|
igomega |
Integer |
0 |
igomega |
- Theta index at which frequencies are calculated.
|
navg |
Integer |
10,100 |
navg |
- Any time averages (for example growth rates and frequencies) performed over navg timesteps
|
ncheck |
Integer |
|
ncheck |
- If vary_vnew, check to see whether to vary the collisionality every ncheck timesteps.
|
nwrite_large |
Integer |
|
nwrite_large |
|
nwrite |
Integer |
10,100 |
nwrite_new |
- Diagnostic quantities are written every nwrite timesteps.
|
omegatinst |
Float |
1.0,1000000.0 |
omegatinst |
- If any growth rate is greater than omegatinst, assume there is a numerical instability and abort.
|
omegatol |
Float |
-0.001 |
omegatol |
- In linear runs GS2 will exit if the growth rate has converged to an accuracy of one part in 1/omegatol. Set negative to switch off this feature.
|
print_flux_line |
Fortran_Bool |
|
print_flux_line |
- Instantaneous fluxes output to screen every nwrite timesteps
|
print_line |
Fortran_Bool |
|
print_line |
- Estimated frequencies and growth rates output to the screen/stdout every nwrite timesteps
|
save_distfn |
Fortran_Bool |
|
save_distfn |
- If true, saves the restart files with name 'rootname.nc.dfn.<proc>' with lots of extra detail about the dist function --- velocity space grids and so on, when GS2 exits.
|
save_for_restart |
Fortran_Bool |
|
save_for_restart |
- If true then restart files written to the local folder and the simulation can be restarted from the point it ended.
- Restart files written to restart_file.PE#.
- Recommended for nonlinear runs.
|
serial_netcdf4 |
Fortran_Bool |
|
serial_netcdf4 |
|
use_nonlin_convergence |
Fortran_Bool |
|
use_nonlin_convergence |
|
write_any |
Fortran_Bool |
.true. |
write_any |
- If .false. disables the new diagnostics module. No output is written.
|
write_apar_over_time |
Fortran_Bool |
.false. |
write_apar_over_time |
- If this variable is set to true then the entire field apar will be written to the NetCDF file every nwrite. Useful for making films. This can cause the NetCDF file to be huge, if resolution is large or nwrite is small.
|
write_ascii |
Fortran_Bool |
|
write_ascii |
- Controls the creation of a large number of ascii data files (such as <run_name>.new.fields). Many of diagnostics will write to ascii files as well as the netdf file if this flag is true.
|
write_bpar_over_time |
Fortran_Bool |
.false. |
write_bpar_over_time |
- If this variable is set to true then the entire field bpar will be written to the NetCDF file every nwrite. Useful for making films. This can cause the NetCDF file to be huge, if resolution is large or nwrite is small.
|
write_cerr |
Fortran_Bool |
|
write_cerr |
|
write_correlation |
Fortran_Bool |
|
write_correlation |
- Write correlation function diagnostic... shows parallel correlation as a function of ky. See arXiv 1104.4514.
|
write_correlation_extend |
Fortran_Bool |
|
write_correlation_extend |
- If used in conjunction with write_correlation, extends the length of \(\Delta \theta\) for which the correlation function is calculated.
|
write_cross_phase |
Fortran_Bool |
|
write_cross_phase |
- Write cross phase between electron temperature and density.
|
write_density_over_time |
Fortran_Bool |
|
write_density_over_time |
- Write non-adiabitic density as a function theta, ky, kx, species and time... very expensive!
|
write_eigenfunc |
Fortran_Bool |
|
write_eigenfunc |
- If (write_ascii = T) Normalized Phi(theta) written to runname.eigenfunc
- Write to runname.out.nc even if (write_ascii = F)
|
write_fields |
Fortran_Bool |
.false.,.true. |
write_fields |
- If .true. write out values of phi, apar and bpar.
|
write_final_antot |
Fortran_Bool |
|
write_final_antot |
- If (write_ascii = T) Sources for Maxwell eqns. written to runname.antot
- Write to runname.out.nc even if (write_ascii = F)
|
write_final_db |
Fortran_Bool |
|
write_final_db |
|
write_final_epar |
Fortran_Bool |
|
write_final_epar |
- If (write_ascii = T) E_parallel(theta) written to runname.eigenfunc
- Write to runname.out.nc even if (write_ascii = F)
|
write_final_fields |
Fortran_Bool |
|
write_final_fields |
- If (write_ascii = T) Phi(theta) written to runname.fields
- Write to runname.out.nc even if (write_ascii = F)
|
write_final_moments |
Fortran_Bool |
|
write_final_moments |
- If (write_ascii = T) low-order moments of g written to runname.moments and int dl/B averages of low-order moments of g written to runname.amoments
- Write to runname.out.nc even if (write_ascii = F)
|
write_flux_line |
Fortran_Bool |
|
write_flux_line |
- Instantaneous fluxes output to runname.new.out every nwrite timesteps (regardless of the value of write_ascii)
|
write_fluxes |
Fortran_Bool |
.true. |
write_fluxes |
- If .true. write fluxes of heat, momentum & particles to the new netcdf file.
|
write_fluxes_by_mode |
Fortran_Bool |
.false. |
write_fluxes_by_mode |
- If .true., write fluxes as a function of ky, kx, species and time (otherwise they will only be written out as functions of species, time and kx or ky). Creates large output files.
|
write_full_moments_notgc |
Fortran_Bool |
|
write_full_moments_notgc |
|
write_g |
Fortran_Bool |
|
write_g |
- Write the distribution function (in fourier space) at a fixed wavenumber to the '.dist' file
|
write_gs |
Fortran_Bool |
|
write_gs |
|
write_gyx |
Fortran_Bool |
|
write_gyx |
- Write dist fn (in real space) at a given physical spacial point to a file
|
write_heating |
Fortran_Bool |
|
write_heating |
- Write multiple diagnostics of turbulent heating and free energy generation and dissipation.
|
write_jext |
Fortran_Bool |
|
write_jext |
- Write the external current in the antenna if enabled.
|
write_kpar |
Fortran_Bool |
|
write_kpar |
- Spectrum in k_parallel calculated and written. Only works for periodic boundary??
|
write_line |
Fortran_Bool |
|
write_line |
- Write estimated frequencies and growth rates to the output file (usually runname.new.out) every nwrite steps (regardless of the value of write_ascii).
|
write_lorentzian |
Fortran_Bool |
|
write_lorentzian |
|
write_lpoly |
Fortran_Bool |
|
write_lpoly |
- computes and returns lagrange interpolating polynomial for g. Needs checking.
|
write_max_verr |
Fortran_Bool |
|
write_max_verr |
- Write the spatial index corresponding to the maximum error in the velocity space integrals
|
write_moments |
Fortran_Bool |
|
write_moments |
- If true then we write the various velocity moments (density, parallel flow, temperature) of the distribution function to the netcdf file every nwrite steps.
|
write_movie |
Fortran_Bool |
|
write_movie |
- Write fields in real space as a function of time. Note this uses transform2 and so includes the aliased gridpoints in the real space dimensions. This means that there is 30% reduncancy in the output. Consider writing the fields in k space as a function of time and doing the Fourier transforms in post processing
|
write_ntot_over_time |
Fortran_Bool |
|
write_ntot_over_time |
- Write total density as a function theta, ky, kx, species and time... very expensive!
|
write_omega |
Fortran_Bool |
.false.,.true. |
write_omega |
- If true writes omega (both growth rate and frequency) to netcdf file every nwrite timesteps.
- Also writes out omegaavg (omega averaged over navg steps) to netcdf file.
|
write_parity |
Fortran_Bool |
|
write_parity |
- Writes parities in dist fn and particle fluxes
|
write_phi_over_time |
Fortran_Bool |
.false. |
write_phi_over_time |
- If this variable is set to true then the entire field phi will be written to the NetCDF file every nwrite. Useful for making films. This can cause the NetCDF file to be huge, if resolution is large or nwrite is small.
|
write_symmetry |
Fortran_Bool |
|
write_symmetry |
- Switch on a diagnostic to test the symmetry properties of the GK eqn. It calculates the momentum flux as a function of vpar, theta, and time.
|
write_tperp_over_time |
Fortran_Bool |
|
write_tperp_over_time |
- Write perpendicular temperature perturbation as a function theta, ky, kx, species and time... very expensive!
|
write_upar_over_time |
Fortran_Bool |
|
write_upar_over_time |
- Write parallel flow perturbation as a function theta, ky, kx, species and time... very expensive!
|
write_verr |
Fortran_Bool |
|
write_verr |
- Write velocity space diagnostics to netcdf file and (if write_ascii) '.new.lpc' and '.new.vres' files. Clear documentation of the outputs is given in the netcdf file.
|