2026-04-27-001 / 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: 8.948 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: 55.258 s
- 5 run average: 55.198 s
- Relative performance: 0.1% 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 2.094696638e-11 5.899938018e-11

y_velocity 3.606714927e-11 5.701560508e-11

density 1.14908083e-12 1.148940994e-12

tracer 2.312566805e-12 2.312566836e-12

tracer2 1.028566121e-12 1.033967178e-12

temp 1.940225758e-12 9.701186158e-13

gradpx 1.41266443e-10 5.473363058e-11

gradpy 2.847571068e-10 2.434155723e-11

divu 2.525174622e-17 7.395569833e-12

dsdt 4.974048517e-16 7.877287332e-12

level = 1

x_velocity 2.733921423e-11 7.204543102e-11

y_velocity 3.683064964e-11 5.661653845e-11

density 2.027933377e-12 2.026932367e-12

tracer 4.479916438e-12 4.479916246e-12

tracer2 1.404987238e-12 1.407669848e-12

temp 3.846700736e-12 1.923351609e-12

gradpx 3.121615744e-10 1.10417644e-10

gradpy 2.978168823e-10 2.47251524e-11

divu 9.627312951e-17 1.475480728e-11

dsdt 1.870689205e-15 1.090028838e-11

level = 2

x_velocity 3.120334546e-11 7.999887075e-11

y_velocity 3.719391461e-11 5.687848449e-11

density 2.467692717e-12 2.467176855e-12

tracer 5.246580947e-12 5.246580509e-12

tracer2 1.511013537e-12 1.513321119e-12

temp 5.424327654e-12 2.712164734e-12

gradpx 8.993197298e-10 3.149627846e-10

gradpy 5.696847438e-10 4.708475751e-11

divu 2.645257424e-16 3.430641031e-11

dsdt 4.483945513e-15 1.880226546e-11

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	2.094696638e-11	5.899938018e-11
y_velocity	3.606714927e-11	5.701560508e-11
density	1.14908083e-12	1.148940994e-12
tracer	2.312566805e-12	2.312566836e-12
tracer2	1.028566121e-12	1.033967178e-12
temp	1.940225758e-12	9.701186158e-13
gradpx	1.41266443e-10	5.473363058e-11
gradpy	2.847571068e-10	2.434155723e-11
divu	2.525174622e-17	7.395569833e-12
dsdt	4.974048517e-16	7.877287332e-12
level = 1
x_velocity	2.733921423e-11	7.204543102e-11
y_velocity	3.683064964e-11	5.661653845e-11
density	2.027933377e-12	2.026932367e-12
tracer	4.479916438e-12	4.479916246e-12
tracer2	1.404987238e-12	1.407669848e-12
temp	3.846700736e-12	1.923351609e-12
gradpx	3.121615744e-10	1.10417644e-10
gradpy	2.978168823e-10	2.47251524e-11
divu	9.627312951e-17	1.475480728e-11
dsdt	1.870689205e-15	1.090028838e-11
level = 2
x_velocity	3.120334546e-11	7.999887075e-11
y_velocity	3.719391461e-11	5.687848449e-11
density	2.467692717e-12	2.467176855e-12
tracer	5.246580947e-12	5.246580509e-12
tracer2	1.511013537e-12	1.513321119e-12
temp	5.424327654e-12	2.712164734e-12
gradpx	8.993197298e-10	3.149627846e-10
gradpy	5.696847438e-10	4.708475751e-11
divu	2.645257424e-16	3.430641031e-11
dsdt	4.483945513e-15	1.880226546e-11

2026-04-27-001 / HotSpot-2d

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