2026-05-14 / 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: 8.911 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: 509.009 s
- 5 run average: 329.448 s
- Relative performance: 54.5% 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 2.094921459e-11 5.900571248e-11

y_velocity 3.606970278e-11 5.701964172e-11

density 1.149302875e-12 1.149163011e-12

tracer 2.31284436e-12 2.312844392e-12

tracer2 1.02851061e-12 1.033911375e-12

temp 1.940447802e-12 9.702296388e-13

gradpx 1.412105433e-10 5.471197226e-11

gradpy 2.847411196e-10 2.434019062e-11

divu 2.526191062e-17 7.398546716e-12

dsdt 4.970558741e-16 7.871760653e-12

level = 1

x_velocity 2.733968607e-11 7.204667444e-11

y_velocity 3.683386929e-11 5.662148773e-11

density 2.027933377e-12 2.026932367e-12

tracer 4.480138482e-12 4.480138291e-12

tracer2 1.404987238e-12 1.407669848e-12

temp 3.84692278e-12 1.923462631e-12

gradpx 3.122960224e-10 1.104652009e-10

gradpy 2.975628632e-10 2.47040634e-11

divu 9.628985841e-17 1.475737115e-11

dsdt 1.872993134e-15 1.091371311e-11

level = 2

x_velocity 3.120384506e-11 8.000015162e-11

y_velocity 3.719824448e-11 5.688510591e-11

density 2.46735965e-12 2.466843858e-12

tracer 5.246580947e-12 5.246580509e-12

tracer2 1.511013537e-12 1.513321119e-12

temp 5.424105609e-12 2.712053712e-12

gradpx 8.99888164e-10 3.151618635e-10

gradpy 5.70253178e-10 4.713173891e-11

divu 2.645154722e-16 3.430507835e-11

dsdt 4.482674963e-15 1.879693774e-11

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	2.094921459e-11	5.900571248e-11
y_velocity	3.606970278e-11	5.701964172e-11
density	1.149302875e-12	1.149163011e-12
tracer	2.31284436e-12	2.312844392e-12
tracer2	1.02851061e-12	1.033911375e-12
temp	1.940447802e-12	9.702296388e-13
gradpx	1.412105433e-10	5.471197226e-11
gradpy	2.847411196e-10	2.434019062e-11
divu	2.526191062e-17	7.398546716e-12
dsdt	4.970558741e-16	7.871760653e-12
level = 1
x_velocity	2.733968607e-11	7.204667444e-11
y_velocity	3.683386929e-11	5.662148773e-11
density	2.027933377e-12	2.026932367e-12
tracer	4.480138482e-12	4.480138291e-12
tracer2	1.404987238e-12	1.407669848e-12
temp	3.84692278e-12	1.923462631e-12
gradpx	3.122960224e-10	1.104652009e-10
gradpy	2.975628632e-10	2.47040634e-11
divu	9.628985841e-17	1.475737115e-11
dsdt	1.872993134e-15	1.091371311e-11
level = 2
x_velocity	3.120384506e-11	8.000015162e-11
y_velocity	3.719824448e-11	5.688510591e-11
density	2.46735965e-12	2.466843858e-12
tracer	5.246580947e-12	5.246580509e-12
tracer2	1.511013537e-12	1.513321119e-12
temp	5.424105609e-12	2.712053712e-12
gradpx	8.99888164e-10	3.151618635e-10
gradpy	5.70253178e-10	4.713173891e-11
divu	2.645154722e-16	3.430507835e-11
dsdt	4.482674963e-15	1.879693774e-11

2026-05-14 / HotSpot-2d

Successful

Successful