2026-05-04 / 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: 9.004 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: 55.193 s
- 5 run average: 55.239 s
- Relative performance: 0.1% 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 2.095110196e-11 5.901102849e-11

y_velocity 3.606215326e-11 5.700770731e-11

density 1.14908083e-12 1.148940994e-12

tracer 2.312705583e-12 2.312705614e-12

tracer2 1.028566121e-12 1.033967178e-12

temp 1.940669847e-12 9.703406617e-13

gradpx 1.411429307e-10 5.468577579e-11

gradpy 2.847873048e-10 2.434413862e-11

divu 2.526191062e-17 7.398546716e-12

dsdt 4.974590618e-16 7.878145845e-12

level = 1

x_velocity 2.734171223e-11 7.205201386e-11

y_velocity 3.68259867e-11 5.660937052e-11

density 2.02760031e-12 2.026599464e-12

tracer 4.48002746e-12 4.480027269e-12

tracer2 1.405042749e-12 1.407725465e-12

temp 3.847144825e-12 1.923573654e-12

gradpx 3.122263004e-10 1.104405388e-10

gradpy 2.978968183e-10 2.47317888e-11

divu 9.627884698e-17 1.475568354e-11

dsdt 1.871976695e-15 1.090779043e-11

level = 2

x_velocity 3.120634307e-11 8.000655598e-11

y_velocity 3.718680919e-11 5.686761857e-11

density 2.467581695e-12 2.467065856e-12

tracer 5.246802992e-12 5.246802553e-12

tracer2 1.511013537e-12 1.513321119e-12

temp 5.424549698e-12 2.712275756e-12

gradpx 8.990355127e-10 3.148632451e-10

gradpy 5.692868399e-10 4.705187053e-11

divu 2.645435301e-16 3.43087172e-11

dsdt 4.482674963e-15 1.879693774e-11

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	2.095110196e-11	5.901102849e-11
y_velocity	3.606215326e-11	5.700770731e-11
density	1.14908083e-12	1.148940994e-12
tracer	2.312705583e-12	2.312705614e-12
tracer2	1.028566121e-12	1.033967178e-12
temp	1.940669847e-12	9.703406617e-13
gradpx	1.411429307e-10	5.468577579e-11
gradpy	2.847873048e-10	2.434413862e-11
divu	2.526191062e-17	7.398546716e-12
dsdt	4.974590618e-16	7.878145845e-12
level = 1
x_velocity	2.734171223e-11	7.205201386e-11
y_velocity	3.68259867e-11	5.660937052e-11
density	2.02760031e-12	2.026599464e-12
tracer	4.48002746e-12	4.480027269e-12
tracer2	1.405042749e-12	1.407725465e-12
temp	3.847144825e-12	1.923573654e-12
gradpx	3.122263004e-10	1.104405388e-10
gradpy	2.978968183e-10	2.47317888e-11
divu	9.627884698e-17	1.475568354e-11
dsdt	1.871976695e-15	1.090779043e-11
level = 2
x_velocity	3.120634307e-11	8.000655598e-11
y_velocity	3.718680919e-11	5.686761857e-11
density	2.467581695e-12	2.467065856e-12
tracer	5.246802992e-12	5.246802553e-12
tracer2	1.511013537e-12	1.513321119e-12
temp	5.424549698e-12	2.712275756e-12
gradpx	8.990355127e-10	3.148632451e-10
gradpy	5.692868399e-10	4.705187053e-11
divu	2.645435301e-16	3.43087172e-11
dsdt	4.482674963e-15	1.879693774e-11

2026-05-04 / HotSpot-2d

Successful

Successful