2026-03-18-001 / 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: 8.684 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: 56.066 s
- 5 run average: 55.725 s
- Relative performance: 0.6% 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 2.09475215e-11 5.900094371e-11

y_velocity 3.606137611e-11 5.700647877e-11

density 1.149191853e-12 1.149052002e-12

tracer 2.312955383e-12 2.312955414e-12

tracer2 1.028677143e-12 1.034078783e-12

temp 1.940891892e-12 9.704516847e-13

gradpx 1.411577522e-10 5.469151836e-11

gradpy 2.850946146e-10 2.437040801e-11

divu 2.526233414e-17 7.398670753e-12

dsdt 4.979605053e-16 7.886087091e-12

level = 1

x_velocity 2.733877014e-11 7.204426074e-11

y_velocity 3.682587568e-11 5.660919986e-11

density 2.028377466e-12 2.027376237e-12

tracer 4.481193194e-12 4.481193003e-12

tracer2 1.405209282e-12 1.407892317e-12

temp 3.847810959e-12 1.923906721e-12

gradpx 3.117083813e-10 1.102573407e-10

gradpy 2.981597191e-10 2.475361517e-11

divu 9.625978874e-17 1.475276268e-11

dsdt 1.873589445e-15 1.091718774e-11

level = 2

x_velocity 3.120115277e-11 7.999324915e-11

y_velocity 3.718858554e-11 5.687033505e-11

density 2.468136806e-12 2.467620851e-12

tracer 5.24813526e-12 5.248134821e-12

tracer2 1.51118007e-12 1.513487907e-12

temp 5.425437877e-12 2.712719846e-12

gradpx 8.986376088e-10 3.147238899e-10

gradpy 5.696279004e-10 4.708005937e-11

divu 2.644521565e-16 3.429686692e-11

dsdt 4.484372841e-15 1.880405735e-11

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	2.09475215e-11	5.900094371e-11
y_velocity	3.606137611e-11	5.700647877e-11
density	1.149191853e-12	1.149052002e-12
tracer	2.312955383e-12	2.312955414e-12
tracer2	1.028677143e-12	1.034078783e-12
temp	1.940891892e-12	9.704516847e-13
gradpx	1.411577522e-10	5.469151836e-11
gradpy	2.850946146e-10	2.437040801e-11
divu	2.526233414e-17	7.398670753e-12
dsdt	4.979605053e-16	7.886087091e-12
level = 1
x_velocity	2.733877014e-11	7.204426074e-11
y_velocity	3.682587568e-11	5.660919986e-11
density	2.028377466e-12	2.027376237e-12
tracer	4.481193194e-12	4.481193003e-12
tracer2	1.405209282e-12	1.407892317e-12
temp	3.847810959e-12	1.923906721e-12
gradpx	3.117083813e-10	1.102573407e-10
gradpy	2.981597191e-10	2.475361517e-11
divu	9.625978874e-17	1.475276268e-11
dsdt	1.873589445e-15	1.091718774e-11
level = 2
x_velocity	3.120115277e-11	7.999324915e-11
y_velocity	3.718858554e-11	5.687033505e-11
density	2.468136806e-12	2.467620851e-12
tracer	5.24813526e-12	5.248134821e-12
tracer2	1.51118007e-12	1.513487907e-12
temp	5.425437877e-12	2.712719846e-12
gradpx	8.986376088e-10	3.147238899e-10
gradpy	5.696279004e-10	4.708005937e-11
divu	2.644521565e-16	3.429686692e-11
dsdt	4.484372841e-15	1.880405735e-11

2026-03-18-001 / HotSpot-2d

Successful

Successful