2026-02-16-001 / 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: 9.321 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: 55.345 s
- 5 run average: 328.230 s
- Relative performance: 83.1% 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 2.09448292e-11 5.899336058e-11

y_velocity 3.606737131e-11 5.70159561e-11

density 1.149191853e-12 1.149052002e-12

tracer 2.312955383e-12 2.312955414e-12

tracer2 1.028732655e-12 1.034134586e-12

temp 1.940669847e-12 9.703406617e-13

gradpx 1.411501471e-10 5.46885718e-11

gradpy 2.84972046e-10 2.435993062e-11

divu 2.525555787e-17 7.396686164e-12

dsdt 4.977673818e-16 7.883028638e-12

level = 1

x_velocity 2.733796522e-11 7.20421396e-11

y_velocity 3.683109373e-11 5.661722111e-11

density 2.028488488e-12 2.027487204e-12

tracer 4.48147075e-12 4.481470558e-12

tracer2 1.405209282e-12 1.407892317e-12

temp 3.848033003e-12 1.924017743e-12

gradpx 3.121037873e-10 1.103972035e-10

gradpy 2.978790548e-10 2.473031404e-11

divu 9.62868938e-17 1.47569168e-11

dsdt 1.873040568e-15 1.09139895e-11

level = 2

x_velocity 3.120417813e-11 8.000100554e-11

y_velocity 3.719735631e-11 5.688374767e-11

density 2.468469873e-12 2.467953848e-12

tracer 5.248690371e-12 5.248689932e-12

tracer2 1.511235581e-12 1.513543503e-12

temp 5.4265481e-12 2.713274958e-12

gradpx 8.990923561e-10 3.14883153e-10

gradpy 5.69571057e-10 4.707536123e-11

divu 2.646876316e-16 3.432740576e-11

dsdt 4.480978356e-15 1.878982346e-11

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	2.09448292e-11	5.899336058e-11
y_velocity	3.606737131e-11	5.70159561e-11
density	1.149191853e-12	1.149052002e-12
tracer	2.312955383e-12	2.312955414e-12
tracer2	1.028732655e-12	1.034134586e-12
temp	1.940669847e-12	9.703406617e-13
gradpx	1.411501471e-10	5.46885718e-11
gradpy	2.84972046e-10	2.435993062e-11
divu	2.525555787e-17	7.396686164e-12
dsdt	4.977673818e-16	7.883028638e-12
level = 1
x_velocity	2.733796522e-11	7.20421396e-11
y_velocity	3.683109373e-11	5.661722111e-11
density	2.028488488e-12	2.027487204e-12
tracer	4.48147075e-12	4.481470558e-12
tracer2	1.405209282e-12	1.407892317e-12
temp	3.848033003e-12	1.924017743e-12
gradpx	3.121037873e-10	1.103972035e-10
gradpy	2.978790548e-10	2.473031404e-11
divu	9.62868938e-17	1.47569168e-11
dsdt	1.873040568e-15	1.09139895e-11
level = 2
x_velocity	3.120417813e-11	8.000100554e-11
y_velocity	3.719735631e-11	5.688374767e-11
density	2.468469873e-12	2.467953848e-12
tracer	5.248690371e-12	5.248689932e-12
tracer2	1.511235581e-12	1.513543503e-12
temp	5.4265481e-12	2.713274958e-12
gradpx	8.990923561e-10	3.14883153e-10
gradpy	5.69571057e-10	4.707536123e-11
divu	2.646876316e-16	3.432740576e-11
dsdt	4.480978356e-15	1.878982346e-11

2026-02-16-001 / HotSpot-2d

Successful

Successful