2026-07-13 / 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: 9.215 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: 55.433 s
- 5 run average: 55.185 s
- Relative performance: 0.4% 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 2.094893703e-11 5.900493071e-11

y_velocity 3.606837051e-11 5.701753565e-11

density 1.148858786e-12 1.148718976e-12

tracer 2.312289249e-12 2.31228928e-12

tracer2 1.028399588e-12 1.03379977e-12

temp 1.940003713e-12 9.700075928e-13

gradpx 1.412098771e-10 5.471171416e-11

gradpy 2.84543944e-10 2.432333568e-11

divu 2.525132271e-17 7.395445796e-12

dsdt 4.978741079e-16 7.884718836e-12

level = 1

x_velocity 2.734076854e-11 7.204952701e-11

y_velocity 3.683076066e-11 5.661670911e-11

density 2.027267243e-12 2.026266562e-12

tracer 4.478861726e-12 4.478861534e-12

tracer2 1.404765193e-12 1.40744738e-12

temp 3.846256647e-12 1.923129564e-12

gradpx 3.122839765e-10 1.1046094e-10

gradpy 2.97342595e-10 2.468577644e-11

divu 9.62508949e-17 1.475139961e-11

dsdt 1.872403599e-15 1.091027796e-11

level = 2

x_velocity 3.120437242e-11 8.000150365e-11

y_velocity 3.719402564e-11 5.687865427e-11

density 2.467248628e-12 2.466732858e-12

tracer 5.245914814e-12 5.245914375e-12

tracer2 1.510791492e-12 1.513098736e-12

temp 5.423883565e-12 2.711942689e-12

gradpx 8.993197298e-10 3.149627846e-10

gradpy 5.695142136e-10 4.707066309e-11

divu 2.645793173e-16 3.431335844e-11

dsdt 4.480974545e-15 1.878980747e-11

variable name	absolute error	relative error
	(\|\|A - B\|\|)	(\|\|A - B\|\|/\|\|A\|\|)
level = 0
x_velocity	2.094893703e-11	5.900493071e-11
y_velocity	3.606837051e-11	5.701753565e-11
density	1.148858786e-12	1.148718976e-12
tracer	2.312289249e-12	2.31228928e-12
tracer2	1.028399588e-12	1.03379977e-12
temp	1.940003713e-12	9.700075928e-13
gradpx	1.412098771e-10	5.471171416e-11
gradpy	2.84543944e-10	2.432333568e-11
divu	2.525132271e-17	7.395445796e-12
dsdt	4.978741079e-16	7.884718836e-12
level = 1
x_velocity	2.734076854e-11	7.204952701e-11
y_velocity	3.683076066e-11	5.661670911e-11
density	2.027267243e-12	2.026266562e-12
tracer	4.478861726e-12	4.478861534e-12
tracer2	1.404765193e-12	1.40744738e-12
temp	3.846256647e-12	1.923129564e-12
gradpx	3.122839765e-10	1.1046094e-10
gradpy	2.97342595e-10	2.468577644e-11
divu	9.62508949e-17	1.475139961e-11
dsdt	1.872403599e-15	1.091027796e-11
level = 2
x_velocity	3.120437242e-11	8.000150365e-11
y_velocity	3.719402564e-11	5.687865427e-11
density	2.467248628e-12	2.466732858e-12
tracer	5.245914814e-12	5.245914375e-12
tracer2	1.510791492e-12	1.513098736e-12
temp	5.423883565e-12	2.711942689e-12
gradpx	8.993197298e-10	3.149627846e-10
gradpy	5.695142136e-10	4.707066309e-11
divu	2.645793173e-16	3.431335844e-11
dsdt	4.480974545e-15	1.878980747e-11

2026-07-13 / HotSpot-2d

Successful

Successful