2026-09-09 / Poiseuille

Build/Test information:
- Build directory: Exec/run3d/
- Parallel run
  - MPI numprocs = 2
- Files:
  - input file: regtest.3d.poiseuille
- Dimensionality: 3
Compilation:
- Successful
- Compilation time: 9.259 s
- Compilation command:
  make -j8 AMREX_HOME=/home/regtester/git/amrex/ DEBUG=FALSE USE_ACC=FALSE USE_MPI=TRUE USE_OMP=FALSE DIM=3 COMP=g++ TEST=TRUE USE_ASSERTION=TRUE USE_CUDA=TRUE
- make output
Execution:
- Execution time: 76.325 s
- 5 run average: 77.209 s
- Relative performance: 1.1% faster
- Execution command:
  mpiexec -n 2 ./amr3d.gnu.TEST.MPI.CUDA.ex regtest.3d.poiseuille amr.plot_file=Poiseuille_plt amr.check_file=Poiseuille_chk amr.checkpoint_files_output=0 amrex.the_arena_init_size=512000000
- execution output
- execution stderr
- job_info
Comparison:
- Successful

/home/regtester/git/amrex/Tools/Plotfile//fcompare.gnu.ex --abort_if_not_all_found -n 0 --rel_tol 9e-09 /home/regtester/RegTesting/rt-IAMR/IAMR-benchmarks/Poiseuille_plt00010 Poiseuille_plt00010

variable name absolute error relative error

(||A - B||) (||A - B||/||A||)

level = 0

x_velocity 3.709921259e-12 2.497776455e-12

y_velocity 3.150604777e-12 9.89224517e-12

z_velocity 3.558301657e-12 1.098172637e-09

density 1.33226763e-15 1.33226763e-15

tracer 1.914024494e-13 1.973882925e-13

tracer2 6.579736755e-13 6.731601972e-13

gradpx 1.551054396e-09 1.138276e-11

gradpy 3.18294191e-09 2.731841945e-11

gradpz 2.059566739e-09 4.147363583e-10

level = 1

x_velocity 3.79096754e-12 2.554347574e-12

y_velocity 3.873568133e-12 1.445256171e-11

z_velocity 4.065227484e-12 7.536425512e-10

density 2.220446049e-15 2.220446049e-15

tracer 4.285460875e-13 4.284191613e-13

tracer2 8.432143872e-13 8.446016017e-13

gradpx 2.070274618e-09 1.319260387e-10

gradpy 4.482801685e-09 7.333719173e-11

gradpz 3.436088303e-09 3.971849648e-10

level = 2

x_velocity 3.854250252e-12 2.673026559e-12

y_velocity 3.956862615e-12 2.626159203e-11

z_velocity 4.184564696e-12 2.51342464e-09

density 1.776356839e-15 1.776356839e-15

tracer 9.223732889e-13 9.217827541e-13

tracer2 9.835465775e-13 9.834986728e-13

gradpx 3.470290721e-09 2.479793588e-10

gradpy 5.344531928e-09 2.579052315e-10

gradpz 4.436856216e-09 4.41926333e-10

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	3.709921259e-12	2.497776455e-12
y_velocity	3.150604777e-12	9.89224517e-12
z_velocity	3.558301657e-12	1.098172637e-09
density	1.33226763e-15	1.33226763e-15
tracer	1.914024494e-13	1.973882925e-13
tracer2	6.579736755e-13	6.731601972e-13
gradpx	1.551054396e-09	1.138276e-11
gradpy	3.18294191e-09	2.731841945e-11
gradpz	2.059566739e-09	4.147363583e-10
level = 1
x_velocity	3.79096754e-12	2.554347574e-12
y_velocity	3.873568133e-12	1.445256171e-11
z_velocity	4.065227484e-12	7.536425512e-10
density	2.220446049e-15	2.220446049e-15
tracer	4.285460875e-13	4.284191613e-13
tracer2	8.432143872e-13	8.446016017e-13
gradpx	2.070274618e-09	1.319260387e-10
gradpy	4.482801685e-09	7.333719173e-11
gradpz	3.436088303e-09	3.971849648e-10
level = 2
x_velocity	3.854250252e-12	2.673026559e-12
y_velocity	3.956862615e-12	2.626159203e-11
z_velocity	4.184564696e-12	2.51342464e-09
density	1.776356839e-15	1.776356839e-15
tracer	9.223732889e-13	9.217827541e-13
tracer2	9.835465775e-13	9.834986728e-13
gradpx	3.470290721e-09	2.479793588e-10
gradpy	5.344531928e-09	2.579052315e-10
gradpz	4.436856216e-09	4.41926333e-10

2026-09-09 / Poiseuille

Successful

Successful