2026-08-23 / 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: 8.833 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: 55.368 s
- 5 run average: 55.286 s
- Relative performance: 0.1% 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 3.606448473e-11 5.701139294e-11

density 1.148969808e-12 1.148829985e-12

tracer 2.312483538e-12 2.312483569e-12

tracer2 1.028455099e-12 1.033855572e-12

temp 1.940447802e-12 9.702296388e-13

gradpx 1.412199246e-10 5.471560707e-11

gradpy 2.84947177e-10 2.435780478e-11

divu 2.525005216e-17 7.395073685e-12

dsdt 4.972388332e-16 7.874658135e-12

level = 1

x_velocity 2.734040772e-11 7.204857615e-11

y_velocity 3.682787408e-11 5.661227183e-11

density 2.027489288e-12 2.026488497e-12

tracer 4.479638882e-12 4.479638691e-12

tracer2 1.404876215e-12 1.407558614e-12

temp 3.846478691e-12 1.923240586e-12

gradpx 3.119684511e-10 1.103493325e-10

gradpy 2.980069524e-10 2.474093228e-11

divu 9.625153017e-17 1.475149697e-11

dsdt 1.871990247e-15 1.09078694e-11

level = 2

x_velocity 3.12050108e-11 8.000314032e-11

y_velocity 3.719058395e-11 5.687339109e-11

density 2.46735965e-12 2.466843858e-12

tracer 5.246358903e-12 5.246358464e-12

tracer2 1.510902514e-12 1.513209928e-12

temp 5.423883565e-12 2.711942689e-12

gradpx 8.985807654e-10 3.14703982e-10

gradpy 5.694005267e-10 4.706126681e-11

divu 2.645155781e-16 3.430509209e-11

dsdt 4.480974545e-15 1.878980747e-11

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	2.094846518e-11	5.900360171e-11
y_velocity	3.606448473e-11	5.701139294e-11
density	1.148969808e-12	1.148829985e-12
tracer	2.312483538e-12	2.312483569e-12
tracer2	1.028455099e-12	1.033855572e-12
temp	1.940447802e-12	9.702296388e-13
gradpx	1.412199246e-10	5.471560707e-11
gradpy	2.84947177e-10	2.435780478e-11
divu	2.525005216e-17	7.395073685e-12
dsdt	4.972388332e-16	7.874658135e-12
level = 1
x_velocity	2.734040772e-11	7.204857615e-11
y_velocity	3.682787408e-11	5.661227183e-11
density	2.027489288e-12	2.026488497e-12
tracer	4.479638882e-12	4.479638691e-12
tracer2	1.404876215e-12	1.407558614e-12
temp	3.846478691e-12	1.923240586e-12
gradpx	3.119684511e-10	1.103493325e-10
gradpy	2.980069524e-10	2.474093228e-11
divu	9.625153017e-17	1.475149697e-11
dsdt	1.871990247e-15	1.09078694e-11
level = 2
x_velocity	3.12050108e-11	8.000314032e-11
y_velocity	3.719058395e-11	5.687339109e-11
density	2.46735965e-12	2.466843858e-12
tracer	5.246358903e-12	5.246358464e-12
tracer2	1.510902514e-12	1.513209928e-12
temp	5.423883565e-12	2.711942689e-12
gradpx	8.985807654e-10	3.14703982e-10
gradpy	5.694005267e-10	4.706126681e-11
divu	2.645155781e-16	3.430509209e-11
dsdt	4.480974545e-15	1.878980747e-11

2026-08-23 / HotSpot-2d

Successful

Successful