2026-03-16-001 / 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: 8.681 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: 55.568 s
- 5 run average: 55.629 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 2.094938112e-11 5.900618154e-11

y_velocity 3.606326349e-11 5.700946237e-11

density 1.149302875e-12 1.149163011e-12

tracer 2.312983138e-12 2.31298317e-12

tracer2 1.028788166e-12 1.034190388e-12

temp 1.940891892e-12 9.704516847e-13

gradpx 1.411518125e-10 5.468921703e-11

gradpy 2.846025637e-10 2.432834661e-11

divu 2.525725194e-17 7.397182311e-12

dsdt 4.978283682e-16 7.883994466e-12

level = 1

x_velocity 2.733840931e-11 7.204330988e-11

y_velocity 3.682742999e-11 5.661158917e-11

density 2.028266444e-12 2.027265269e-12

tracer 4.481304217e-12 4.481304025e-12

tracer2 1.405264793e-12 1.407947934e-12

temp 3.848033003e-12 1.924017743e-12

gradpx 3.12299353e-10 1.10466379e-10

gradpy 2.976161539e-10 2.470848767e-11

divu 9.624750676e-17 1.475088034e-11

dsdt 1.873765628e-15 1.091821434e-11

level = 2

x_velocity 3.12027626e-11 7.99973764e-11

y_velocity 3.718814146e-11 5.686965593e-11

density 2.468247828e-12 2.46773185e-12

tracer 5.248468327e-12 5.248467888e-12

tracer2 1.511346603e-12 1.513654695e-12

temp 5.426104011e-12 2.713052913e-12

gradpx 8.993765732e-10 3.149826925e-10

gradpy 5.696847438e-10 4.708475751e-11

divu 2.645247895e-16 3.430628673e-11

dsdt 4.482674963e-15 1.879693774e-11

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	2.094938112e-11	5.900618154e-11
y_velocity	3.606326349e-11	5.700946237e-11
density	1.149302875e-12	1.149163011e-12
tracer	2.312983138e-12	2.31298317e-12
tracer2	1.028788166e-12	1.034190388e-12
temp	1.940891892e-12	9.704516847e-13
gradpx	1.411518125e-10	5.468921703e-11
gradpy	2.846025637e-10	2.432834661e-11
divu	2.525725194e-17	7.397182311e-12
dsdt	4.978283682e-16	7.883994466e-12
level = 1
x_velocity	2.733840931e-11	7.204330988e-11
y_velocity	3.682742999e-11	5.661158917e-11
density	2.028266444e-12	2.027265269e-12
tracer	4.481304217e-12	4.481304025e-12
tracer2	1.405264793e-12	1.407947934e-12
temp	3.848033003e-12	1.924017743e-12
gradpx	3.12299353e-10	1.10466379e-10
gradpy	2.976161539e-10	2.470848767e-11
divu	9.624750676e-17	1.475088034e-11
dsdt	1.873765628e-15	1.091821434e-11
level = 2
x_velocity	3.12027626e-11	7.99973764e-11
y_velocity	3.718814146e-11	5.686965593e-11
density	2.468247828e-12	2.46773185e-12
tracer	5.248468327e-12	5.248467888e-12
tracer2	1.511346603e-12	1.513654695e-12
temp	5.426104011e-12	2.713052913e-12
gradpx	8.993765732e-10	3.149826925e-10
gradpy	5.696847438e-10	4.708475751e-11
divu	2.645247895e-16	3.430628673e-11
dsdt	4.482674963e-15	1.879693774e-11

2026-03-16-001 / HotSpot-2d

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