2026-02-09 / HotSpot-2d

Build/Test information:
- Build directory: Exec/run2d/
- Parallel run
  - MPI numprocs = 2
- Files:
  - input file: regtest.2d.hotspot
- Dimensionality: 2
Compilation:
- Successful
- Compilation time: 8.886 s
- Compilation command:
  make -j8 AMREX_HOME=/home/regtester/git/amrex/ DEBUG=FALSE USE_ACC=FALSE USE_MPI=TRUE USE_OMP=FALSE DIM=2 COMP=g++ TEST=TRUE USE_ASSERTION=TRUE USE_CUDA=TRUE
- make output
Execution:
- Execution time: 510.864 s
- 5 run average: 328.945 s
- Relative performance: 55.3% slower
- Execution command:
  mpiexec -n 2 ./amr2d.gnu.TEST.MPI.CUDA.ex regtest.2d.hotspot amr.plot_file=HotSpot-2d_plt amr.check_file=HotSpot-2d_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-10 /home/regtester/RegTesting/rt-IAMR/IAMR-benchmarks/HotSpot-2d_plt00005 HotSpot-2d_plt00005

variable name absolute error relative error

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

level = 0

x_velocity 2.09500195e-11 5.90079796e-11

y_velocity 3.607025789e-11 5.702051925e-11

density 1.149191853e-12 1.149052002e-12

tracer 2.312677827e-12 2.312677858e-12

tracer2 1.028621632e-12 1.03402298e-12

temp 1.940669847e-12 9.703406617e-13

gradpx 1.412152062e-10 5.471377891e-11

gradpy 2.84897439e-10 2.435355308e-11

divu 2.526106359e-17 7.398298642e-12

dsdt 4.980485967e-16 7.887482175e-12

level = 1

x_velocity 2.734143467e-11 7.205128243e-11

y_velocity 3.683287009e-11 5.661995175e-11

density 2.028155421e-12 2.027154302e-12

tracer 4.480638083e-12 4.480637891e-12

tracer2 1.40509826e-12 1.407781083e-12

temp 3.847810959e-12 1.923906721e-12

gradpx 3.122534453e-10 1.104501405e-10

gradpy 2.978168823e-10 2.47251524e-11

divu 9.627291775e-17 1.475477483e-11

dsdt 1.872789846e-15 1.091252857e-11

level = 2

x_velocity 3.120548264e-11 8.000435003e-11

y_velocity 3.719657915e-11 5.688255921e-11

density 2.467803739e-12 2.467287854e-12

tracer 5.247136059e-12 5.24713562e-12

tracer2 1.511069048e-12 1.513376715e-12

temp 5.425437877e-12 2.712719846e-12

gradpx 8.991491995e-10 3.149030609e-10

gradpy 5.692868399e-10 4.705187053e-11

divu 2.645705293e-16 3.431221873e-11

dsdt 4.482671152e-15 1.879692176e-11

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	2.09500195e-11	5.90079796e-11
y_velocity	3.607025789e-11	5.702051925e-11
density	1.149191853e-12	1.149052002e-12
tracer	2.312677827e-12	2.312677858e-12
tracer2	1.028621632e-12	1.03402298e-12
temp	1.940669847e-12	9.703406617e-13
gradpx	1.412152062e-10	5.471377891e-11
gradpy	2.84897439e-10	2.435355308e-11
divu	2.526106359e-17	7.398298642e-12
dsdt	4.980485967e-16	7.887482175e-12
level = 1
x_velocity	2.734143467e-11	7.205128243e-11
y_velocity	3.683287009e-11	5.661995175e-11
density	2.028155421e-12	2.027154302e-12
tracer	4.480638083e-12	4.480637891e-12
tracer2	1.40509826e-12	1.407781083e-12
temp	3.847810959e-12	1.923906721e-12
gradpx	3.122534453e-10	1.104501405e-10
gradpy	2.978168823e-10	2.47251524e-11
divu	9.627291775e-17	1.475477483e-11
dsdt	1.872789846e-15	1.091252857e-11
level = 2
x_velocity	3.120548264e-11	8.000435003e-11
y_velocity	3.719657915e-11	5.688255921e-11
density	2.467803739e-12	2.467287854e-12
tracer	5.247136059e-12	5.24713562e-12
tracer2	1.511069048e-12	1.513376715e-12
temp	5.425437877e-12	2.712719846e-12
gradpx	8.991491995e-10	3.149030609e-10
gradpy	5.692868399e-10	4.705187053e-11
divu	2.645705293e-16	3.431221873e-11
dsdt	4.482671152e-15	1.879692176e-11

2026-02-09 / HotSpot-2d

Successful

Successful