2026-04-07 / 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: 9.586 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: 55.614 s
- 5 run average: 55.701 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 2.094965867e-11 5.90069633e-11

y_velocity 3.606803745e-11 5.701700913e-11

density 1.149191853e-12 1.149052002e-12

tracer 2.312872116e-12 2.312872147e-12

tracer2 1.028621632e-12 1.03402298e-12

temp 1.940669847e-12 9.703406617e-13

gradpx 1.411205597e-10 5.467710815e-11

gradpy 2.844977587e-10 2.431938768e-11

divu 2.526445172e-17 7.399290936e-12

dsdt 4.981468525e-16 7.88903823e-12

level = 1

x_velocity 2.733965832e-11 7.20466013e-11

y_velocity 3.68294284e-11 5.661466113e-11

density 2.028377466e-12 2.027376237e-12

tracer 4.481359728e-12 4.481359536e-12

tracer2 1.405153771e-12 1.4078367e-12

temp 3.848033003e-12 1.924017743e-12

gradpx 3.12749826e-10 1.106257201e-10

gradpy 2.974598345e-10 2.469550983e-11

divu 9.62959994e-17 1.475831232e-11

dsdt 1.87216643e-15 1.0908896e-11

level = 2

x_velocity 3.120592673e-11 8.000548859e-11

y_velocity 3.719125008e-11 5.687440977e-11

density 2.468247828e-12 2.46773185e-12

tracer 5.248024237e-12 5.248023798e-12

tracer2 1.51118007e-12 1.513487907e-12

temp 5.425881966e-12 2.71294189e-12

gradpx 8.99888164e-10 3.151618635e-10

gradpy 5.701394912e-10 4.712234263e-11

divu 2.646147868e-16 3.431795849e-11

dsdt 4.482674963e-15 1.879693774e-11

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	2.094965867e-11	5.90069633e-11
y_velocity	3.606803745e-11	5.701700913e-11
density	1.149191853e-12	1.149052002e-12
tracer	2.312872116e-12	2.312872147e-12
tracer2	1.028621632e-12	1.03402298e-12
temp	1.940669847e-12	9.703406617e-13
gradpx	1.411205597e-10	5.467710815e-11
gradpy	2.844977587e-10	2.431938768e-11
divu	2.526445172e-17	7.399290936e-12
dsdt	4.981468525e-16	7.88903823e-12
level = 1
x_velocity	2.733965832e-11	7.20466013e-11
y_velocity	3.68294284e-11	5.661466113e-11
density	2.028377466e-12	2.027376237e-12
tracer	4.481359728e-12	4.481359536e-12
tracer2	1.405153771e-12	1.4078367e-12
temp	3.848033003e-12	1.924017743e-12
gradpx	3.12749826e-10	1.106257201e-10
gradpy	2.974598345e-10	2.469550983e-11
divu	9.62959994e-17	1.475831232e-11
dsdt	1.87216643e-15	1.0908896e-11
level = 2
x_velocity	3.120592673e-11	8.000548859e-11
y_velocity	3.719125008e-11	5.687440977e-11
density	2.468247828e-12	2.46773185e-12
tracer	5.248024237e-12	5.248023798e-12
tracer2	1.51118007e-12	1.513487907e-12
temp	5.425881966e-12	2.71294189e-12
gradpx	8.99888164e-10	3.151618635e-10
gradpy	5.701394912e-10	4.712234263e-11
divu	2.646147868e-16	3.431795849e-11
dsdt	4.482674963e-15	1.879693774e-11

2026-04-07 / HotSpot-2d

Successful

Successful