2026-03-24-001 / 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: 9.035 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: 56.032 s
- 5 run average: 55.891 s
- Relative performance: 0.3% 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 2.094846518e-11 5.900360171e-11

y_velocity 3.606659416e-11 5.701472755e-11

density 1.14908083e-12 1.148940994e-12

tracer 2.312511294e-12 2.312511325e-12

tracer2 1.028566121e-12 1.033967178e-12

temp 1.940447802e-12 9.702296388e-13

gradpx 1.412350237e-10 5.472145718e-11

gradpy 2.847304614e-10 2.433927954e-11

divu 2.525047567e-17 7.395197722e-12

dsdt 4.976250802e-16 7.880775041e-12

level = 1

x_velocity 2.73386036e-11 7.204382188e-11

y_velocity 3.683109373e-11 5.661722111e-11

density 2.027822354e-12 2.026821399e-12

tracer 4.479971949e-12 4.479971757e-12

tracer2 1.405042749e-12 1.407725465e-12

temp 3.846700736e-12 1.923351609e-12

gradpx 3.12060322e-10 1.10381829e-10

gradpy 2.976943136e-10 2.471497659e-11

divu 9.61945672e-17 1.474276683e-11

dsdt 1.873460696e-15 1.091643754e-11

level = 2

x_velocity 3.12025128e-11 7.999673597e-11

y_velocity 3.719513586e-11 5.688035207e-11

density 2.467581695e-12 2.467065856e-12

tracer 5.246580947e-12 5.246580509e-12

tracer2 1.510902514e-12 1.513209928e-12

temp 5.424105609e-12 2.712053712e-12

gradpx 8.99206043e-10 3.149229688e-10

gradpy 5.700258043e-10 4.711294635e-11

divu 2.644254749e-16 3.429340659e-11

dsdt 4.480977086e-15 1.878981813e-11

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	2.094846518e-11	5.900360171e-11
y_velocity	3.606659416e-11	5.701472755e-11
density	1.14908083e-12	1.148940994e-12
tracer	2.312511294e-12	2.312511325e-12
tracer2	1.028566121e-12	1.033967178e-12
temp	1.940447802e-12	9.702296388e-13
gradpx	1.412350237e-10	5.472145718e-11
gradpy	2.847304614e-10	2.433927954e-11
divu	2.525047567e-17	7.395197722e-12
dsdt	4.976250802e-16	7.880775041e-12
level = 1
x_velocity	2.73386036e-11	7.204382188e-11
y_velocity	3.683109373e-11	5.661722111e-11
density	2.027822354e-12	2.026821399e-12
tracer	4.479971949e-12	4.479971757e-12
tracer2	1.405042749e-12	1.407725465e-12
temp	3.846700736e-12	1.923351609e-12
gradpx	3.12060322e-10	1.10381829e-10
gradpy	2.976943136e-10	2.471497659e-11
divu	9.61945672e-17	1.474276683e-11
dsdt	1.873460696e-15	1.091643754e-11
level = 2
x_velocity	3.12025128e-11	7.999673597e-11
y_velocity	3.719513586e-11	5.688035207e-11
density	2.467581695e-12	2.467065856e-12
tracer	5.246580947e-12	5.246580509e-12
tracer2	1.510902514e-12	1.513209928e-12
temp	5.424105609e-12	2.712053712e-12
gradpx	8.99206043e-10	3.149229688e-10
gradpy	5.700258043e-10	4.711294635e-11
divu	2.644254749e-16	3.429340659e-11
dsdt	4.480977086e-15	1.878981813e-11

2026-03-24-001 / HotSpot-2d

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