NAS Parallel Benchmarks (NPB3.4-MZ MPI+OpenMP) - BT-MZ Benchmark
Reading from input file inputbt-mz.data
Number of zones: 32 x 32
Total mesh size: 1632 x 1216 x 34
Iterations: 100 dt: 0.000020
Number of active processes: 80
Use the default load factors
Total number of threads: 1120 ( 14.0 threads/process)
Calculated speedup = 1113.60
Time step 1
Time step 20
Time step 40
Time step 60
Time step 80
Time step 100
Verification being performed for class D
accuracy setting for epsilon = 0.1000000000000E-07
NITER does not match the reference value of 250
Comparison of RMS-norms of residual
FAILURE: 1 0.8840787441568E+08 0.4250417034981E+08 0.1079981180390E+01
FAILURE: 2 0.9175755586048E+07 0.4293882192175E+07 0.1136936966452E+01
FAILURE: 3 0.1922044736038E+08 0.9121841878270E+07 0.1107079646510E+01
FAILURE: 4 0.1318148152728E+08 0.6201357771439E+07 0.1125579915416E+01
FAILURE: 5 0.7071063330574E+08 0.3474801891304E+08 0.1034954380642E+01
Comparison of RMS-norms of solution error
FAILURE: 1 0.1043200410105E+07 0.9462418484583E+06 0.1024669980562E+00
FAILURE: 2 0.8932536473944E+05 0.7884728947105E+05 0.1328907479089E+00
FAILURE: 3 0.2116183793077E+06 0.1902874461259E+06 0.1120984784657E+00
FAILURE: 4 0.1514938893599E+06 0.1361858029909E+06 0.1124058898420E+00
FAILURE: 5 0.1054264253811E+07 0.9816489456253E+06 0.7397278681856E-01
Verification failed
BT-MZ Benchmark Completed.
Class = D
Size = 1632x 1216x 34
Iterations = 100
Time in seconds = 6.85
Total processes = 80
Total threads = 1120
Mop/s total = 3009030.90
Mop/s/thread = 2686.63
Operation type = floating point
Verification = UNSUCCESSFUL
Version = 3.4.2
Compile date = 03 Feb 2026
Compile options:
FC = mpif90
FLINK = $(FC)
F_LIB = (none)
F_INC = (none)
FFLAGS = -O3 -fopenmp -g -fno-omit-frame-pointer
FLINKFLAGS = $(FFLAGS)
RAND = (none)
Please send all errors/feedbacks to:
NPB Development Team
npb@nas.nasa.gov
* [MAQAO] Info: Time spent in inherit_sampler (us) (host gs02r1b71, process 2083820):
* [MAQAO] Info: - new-maps: 1
* [MAQAO] Info: - start-sampling: 3678
* [MAQAO] Info: - RUN: 11196842
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* [MAQAO] Info: Time spent in inherit_sampler (us) (host gs02r1b58, process 3217664):
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* [MAQAO] Info: Time spent in collect_process_samples (us) (host gs02r1b58, process 3217664):
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* [MAQAO] Info: Time spent in collect_process_samples (us) (host gs02r1b65, process 2342710):
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* [MAQAO] Info: Time spent in inherit_sampler (us) (host gs02r1b39, process 2725708):
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* [MAQAO] Info: Time spent in collect_process_samples (us) (host gs02r1b06, process 263349):
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* [MAQAO] Info: Time spent in collect_process_samples (us) (host gs02r1b39, process 2725708):
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* [MAQAO] Info: Time spent in collect_process (us) (host gs02r1b65, process 2342710):
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* [MAQAO] Info: Time spent in collect_process (us) (host gs02r1b48, process 1038434):
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* [MAQAO] Info: - collect topology: 72198
* [MAQAO] Info: - write_collect_data: 3411
* [MAQAO] Info: Time spent in inherit_sampler (us) (host gs02r1b55, process 964298):
* [MAQAO] Info: - new-maps: 1
* [MAQAO] Info: - start-sampling: 2478
* [MAQAO] Info: - RUN: 11534276
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* [MAQAO] Info: Time spent in collect_process_samples (us) (host gs02r1b55, process 964298):
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* [MAQAO] Info: - COLLECT_PROCESS_SAMPLES: 11875369
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* [MAQAO] Info: - write_collect_data: 3395
* [MAQAO] Info: - destroy-context: 1
* [MAQAO] Info: Time spent in collect_process (us) (host gs02r1b56, process 1197275):
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