2026-04-16 / 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: 8.997 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: 55.369 s
- 5 run average: 55.476 s
- Relative performance: 0.2% faster
- 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 2.094982521e-11 5.900743236e-11

y_velocity 3.606592802e-11 5.701367452e-11

density 1.149413897e-12 1.14927402e-12

tracer 2.313232939e-12 2.31323297e-12

tracer2 1.028788166e-12 1.034190388e-12

temp 1.941113936e-12 9.705627076e-13

gradpx 1.413289485e-10 5.475784834e-11

gradpy 2.849596115e-10 2.43588677e-11

divu 2.526445172e-17 7.399290936e-12

dsdt 4.977063954e-16 7.882062811e-12

level = 1

x_velocity 2.733899218e-11 7.204484588e-11

y_velocity 3.682965044e-11 5.661500246e-11

density 2.028710533e-12 2.027709139e-12

tracer 4.481581772e-12 4.481581581e-12

tracer2 1.405209282e-12 1.407892317e-12

temp 3.848477093e-12 1.924239788e-12

gradpx 3.116837899e-10 1.102486423e-10

gradpy 2.981810354e-10 2.475538488e-11

divu 9.632331621e-17 1.476249889e-11

dsdt 1.872613664e-15 1.091150198e-11

level = 2

x_velocity 3.12030124e-11 7.999801684e-11

y_velocity 3.719302644e-11 5.687712625e-11

density 2.46880294e-12 2.468286846e-12

tracer 5.248579349e-12 5.24857891e-12

tracer2 1.511291092e-12 1.513599099e-12

temp 5.426326055e-12 2.713163935e-12

gradpx 8.990355127e-10 3.148632451e-10

gradpy 5.694005267e-10 4.706126681e-11

divu 2.646152103e-16 3.431801342e-11

dsdt 4.481828354e-15 1.87933877e-11

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	2.094982521e-11	5.900743236e-11
y_velocity	3.606592802e-11	5.701367452e-11
density	1.149413897e-12	1.14927402e-12
tracer	2.313232939e-12	2.31323297e-12
tracer2	1.028788166e-12	1.034190388e-12
temp	1.941113936e-12	9.705627076e-13
gradpx	1.413289485e-10	5.475784834e-11
gradpy	2.849596115e-10	2.43588677e-11
divu	2.526445172e-17	7.399290936e-12
dsdt	4.977063954e-16	7.882062811e-12
level = 1
x_velocity	2.733899218e-11	7.204484588e-11
y_velocity	3.682965044e-11	5.661500246e-11
density	2.028710533e-12	2.027709139e-12
tracer	4.481581772e-12	4.481581581e-12
tracer2	1.405209282e-12	1.407892317e-12
temp	3.848477093e-12	1.924239788e-12
gradpx	3.116837899e-10	1.102486423e-10
gradpy	2.981810354e-10	2.475538488e-11
divu	9.632331621e-17	1.476249889e-11
dsdt	1.872613664e-15	1.091150198e-11
level = 2
x_velocity	3.12030124e-11	7.999801684e-11
y_velocity	3.719302644e-11	5.687712625e-11
density	2.46880294e-12	2.468286846e-12
tracer	5.248579349e-12	5.24857891e-12
tracer2	1.511291092e-12	1.513599099e-12
temp	5.426326055e-12	2.713163935e-12
gradpx	8.990355127e-10	3.148632451e-10
gradpy	5.694005267e-10	4.706126681e-11
divu	2.646152103e-16	3.431801342e-11
dsdt	4.481828354e-15	1.87933877e-11

2026-04-16 / HotSpot-2d

Successful

Successful