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- r0: 1x8
- r1: 1x64
- r2: 1x96
- r3: 1x128
- r4: 1x160
- r5: 1x192
| Metric | r0 | r1 | r2 | r3 | r4 | r5 |
|---|
| Total Time (s) | 3.94 | 1.60 | 1.58 | 1.68 | 1.69 | 1.65 |
| Max (Thread Active Time) (s) | 3.90 | 1.56 | 1.54 | 1.64 | 1.65 | 1.60 |
| Average Active Time (s) | 3.88 | 1.52 | 1.48 | 1.56 | 1.55 | 1.50 |
| Activity Ratio (%) | 99.8 | 98.9 | 98.2 | 97.7 | 97.3 | 96.5 |
| Average number of active threads | 7.890 | 60.743 | 89.713 | 118.779 | 147.038 | 173.529 |
| Affinity Stability (%) | 99.7 | 98.6 | 97.8 | 97.4 | 97.0 | 96.2 |
| Time in analyzed loops (%) | 1.43 | 1.16 | 1.38 | 1.23 | 1.58 | 1.74 |
| Time in analyzed innermost loops (%) | 1.43 | 1.16 | 1.38 | 1.23 | 1.58 | 1.74 |
| Time in user code (%) | 1.43 | 1.16 | 1.39 | 1.23 | 1.58 | 1.74 |
| Compilation Options Score (%) | 100 | 100 | 100 | 100 | 100 | 100 |
| Array Access Efficiency (%) | 100 | 100 | 100 | 100 | 100 | 100 |
|
| Potential Speedups | |
| Perfect Flow Complexity | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Perfect OpenMP/MPI/Pthread/TBB | 1.01 | 1.01 | 1.02 | 1.01 | 1.05 | 1.03 |
| Perfect OpenMP/MPI/Pthread/TBB + Perfect Load Distribution | 1.01 | 1.11 | 1.08 | 1.15 | 1.16 | 1.10 |
| Scalability - Gap | 1.00 | 3.24 | 4.81 | 6.83 | 8.57 | 10.09 |
| No Scalar Integer | Potential Speedup | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Nb Loops to get 80% | 1 | 1 | 1 | 1 | 1 | 1 |
| FP Vectorised | Potential Speedup | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Nb Loops to get 80% | 1 | 1 | 1 | 1 | 1 | 1 |
| Fully Vectorised | Potential Speedup | 1.01 | 1.01 | 1.01 | 1.01 | 1.01 | 1.02 |
| Nb Loops to get 80% | 2 | 2 | 2 | 2 | 2 | 2 |
| Only FP Arithmetic | Potential Speedup | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Nb Loops to get 80% | 1 | 1 | 1 | 1 | 1 | 1 |
| Source Object | Issue |
|---|
| ▼exec– | |
| ▼stream.c– | |
| ○ | |
| Source Object | Issue |
|---|
| ▼exec– | |
| ▼stream.c– | |
| ○ | |
| Source Object | Issue |
|---|
| ▼exec– | |
| ▼stream.c– | |
| ○ | |
| Source Object | Issue |
|---|
| ▼exec– | |
| ▼stream.c– | |
| ○ | |
| Source Object | Issue |
|---|
| ▼exec– | |
| ▼stream.c– | |
| ○ | |
| Source Object | Issue |
|---|
| ▼exec– | |
| ▼stream.c– | |
| ○ | |
| r0 | r1 | r2 | r3 | r4 | r5 |
|---|
| Application | /beegfs/hackathon/users/eoseret/qaas_runs_test/gmz17.benchmarkcenter.megware.com/177-365-3972/stream-copy/run/binaries/aocc_5/exec | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Timestamp | 2026-03-16 10:49:17 | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Experiment Type | MPI; OpenMP; | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Machine | gmz17.benchmarkcenter.megware.com | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Architecture | x86_64 | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Micro Architecture | ZEN_V5 | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Model Name | AMD EPYC 9655 96-Core Processor | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Cache Size | 1024 KB | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Number of Cores | 96 | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Maximal Frequency | 4.510205 GHz | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| OS Version | Linux 5.14.0-611.16.1.el9_7.x86_64 #1 SMP PREEMPT_DYNAMIC Mon Dec 22 03:40:39 EST 2025 | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Architecture used during static analysis | x86_64 | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Micro Architecture used during static analysis | ZEN_V5 | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Compilation Options |
exec: AMD clang version 17.0.6 (CLANG: AOCC_5.1.0-Build#1994 2025_12_23) /cluster/comp/aocc/5.1.0/bin/clang-17 -O3 -mcmodel=large -D NTIMES=100 -D STREAM_ARRAY_SIZE=860160000 -D COPY -O3 -mcmodel=large -march=znver5 -fno-vectorize -fno-slp-vectorize -fno-openmp-simd -ffast-math -g -fno-omit-frame-pointer -fcf-protection=none -nopie -grecord-command-line -fno-finite-math-only -fopenmp=libomp -MD -MT CMakeFiles/stream_c.exe.dir/src/stream.c.o -MF CMakeFiles/stream_c.exe.dir/src/stream.c.o.d -o CMakeFiles/stream_c.exe.dir/src/stream.c.o -c /beegfs/hackathon/users/eoseret/qaas_runs_test/gmz17.benchmarkcenter.megware.com/177-365-3972/stream-copy/build/stream-copy/src/stream.c | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Number of processes observed | 1 | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Number of threads observed | 8 | 64 | 96 | 128 | 160 | 192 |
|---|
| Frequency Driver | amd-pstate-epp | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Frequency Governor | performance | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Huge Pages | always | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Hyperthreading | on | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Number of sockets | 2 | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Number of cores per socket | 96 | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| MAQAO version | 2026.0.0-b | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| MAQAO build | d53714498d38428ad6a75949c25b07c813f07f11::20260206-105209 | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
| Comments | OV scalability run using aocc_5 | same as r0 | same as r0 | same as r0 | same as r0 | same as r0 |
|---|
