2026-09-21 / 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: 9.225 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: 77.149 s
- 5 run average: 77.427 s
- Relative performance: 0.4% 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 3.70947717e-12 2.497477463e-12

y_velocity 3.150854577e-12 9.893029491e-12

z_velocity 3.558586314e-12 1.098260489e-09

density 1.110223025e-15 1.110223025e-15

tracer 1.909583602e-13 1.96930315e-13

tracer2 6.576406086e-13 6.728194428e-13

gradpx 1.551009987e-09 1.13824341e-11

gradpy 3.183068031e-09 2.731950192e-11

gradpz 2.059609372e-09 4.147449433e-10

level = 1

x_velocity 3.790301406e-12 2.553898735e-12

y_velocity 3.873817933e-12 1.445349373e-11

z_velocity 4.065514256e-12 7.536957151e-10

density 1.554312234e-15 1.554312234e-15

tracer 4.282130206e-13 4.28086193e-13

tracer2 8.42770298e-13 8.441567819e-13

gradpx 2.070175142e-09 1.319196997e-10

gradpy 4.482780369e-09 7.3336843e-11

gradpz 3.436196883e-09 3.971975158e-10

level = 2

x_velocity 3.853362074e-12 2.672410583e-12

y_velocity 3.955932804e-12 2.625542089e-11

z_velocity 4.184695938e-12 2.51350347e-09

density 1.776356839e-15 1.776356839e-15

tracer 9.222622666e-13 9.216718028e-13

tracer2 9.82991466e-13 9.829435884e-13

gradpx 3.470233878e-09 2.479752969e-10

gradpy 5.344645615e-09 2.579107175e-10

gradpz 4.437367807e-09 4.419772892e-10

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	3.70947717e-12	2.497477463e-12
y_velocity	3.150854577e-12	9.893029491e-12
z_velocity	3.558586314e-12	1.098260489e-09
density	1.110223025e-15	1.110223025e-15
tracer	1.909583602e-13	1.96930315e-13
tracer2	6.576406086e-13	6.728194428e-13
gradpx	1.551009987e-09	1.13824341e-11
gradpy	3.183068031e-09	2.731950192e-11
gradpz	2.059609372e-09	4.147449433e-10
level = 1
x_velocity	3.790301406e-12	2.553898735e-12
y_velocity	3.873817933e-12	1.445349373e-11
z_velocity	4.065514256e-12	7.536957151e-10
density	1.554312234e-15	1.554312234e-15
tracer	4.282130206e-13	4.28086193e-13
tracer2	8.42770298e-13	8.441567819e-13
gradpx	2.070175142e-09	1.319196997e-10
gradpy	4.482780369e-09	7.3336843e-11
gradpz	3.436196883e-09	3.971975158e-10
level = 2
x_velocity	3.853362074e-12	2.672410583e-12
y_velocity	3.955932804e-12	2.625542089e-11
z_velocity	4.184695938e-12	2.51350347e-09
density	1.776356839e-15	1.776356839e-15
tracer	9.222622666e-13	9.216718028e-13
tracer2	9.82991466e-13	9.829435884e-13
gradpx	3.470233878e-09	2.479752969e-10
gradpy	5.344645615e-09	2.579107175e-10
gradpz	4.437367807e-09	4.419772892e-10

2026-09-21 / Poiseuille

Successful

Successful