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| Total Time (s) | 84.93 | |
| Max (Thread Active Time) (s) | 33.11 | |
| Average Active Time (s) | 30.03 | |
| Activity Ratio (%) | 35.4 | |
| Average number of active threads | 33.945 | |
| Affinity Stability (%) | 97.8 | |
| GFLOPS | 38.933 | |
| Time in analyzed loops (%) | 38.8 | |
| Time in analyzed innermost loops (%) | 35.0 | |
| Time in user code (%) | 38.8 | |
| Compilation Options Score (%) | 62.5 | |
| Array Access Efficiency (%) | 27.2 | |
|
| Potential Speedups | |
| Perfect Flow Complexity | 1.00 | |
| Perfect OpenMP + MPI + Pthread | 2.21 | |
| Perfect OpenMP + MPI + Pthread + Perfect Load Distribution | 2.83 | |
| No Scalar Integer | Potential Speedup | 1.03 | |
| Nb Loops to get 80% | 1 | |
| FP Vectorised | Potential Speedup | 1.02 | |
| Nb Loops to get 80% | 1 | |
| Fully Vectorised | Potential Speedup | 1.05 | |
| Nb Loops to get 80% | 2 | |
| FP Arithmetic Only | Potential Speedup | 1.04 | |
| Nb Loops to get 80% | 1 | |
| Source Object | Issue |
|---|
| ▼spmxv-gcc-ofast.exe– | |
| ▼main.cpp– | |
| ○ | -O3 or -Ofast is missing. |
| ○ | -funroll-loops is missing. |
| Experiment Name | SPMxV Neoverse V2 Multicore run : spmxv-gcc-ofast.exe |
| Application | ./spmxv-gcc-ofast.exe |
| Timestamp | 2025-07-01 07:49:36 |
Universal Timestamp | 1751356176 |
| Number of processes observed | 1 |
Number of threads observed | 96 |
| Experiment Type | OpenMP; |
| Machine | ip-172-31-47-249.ec2.internal |
| Architecture | aarch64 |
Micro Architecture | ARM_NEOVERSE_V2 |
| OS Version | Linux 6.1.109-118.189.amzn2023.aarch64 #1 SMP Tue Sep 10 08:58:40 UTC 2024 |
| Architecture used during static analysis | aarch64 |
Micro Architecture used during static analysis | ARM_NEOVERSE_V2 |
| Frequency Driver | NA |
Frequency Governor | NA |
| Huge Pages | madvise |
Hyperthreading | off |
| Number of sockets | 1 |
Number of cores per socket | 96 |
| Compilation Options | spmxv-gcc-ofast.exe: GNU C++17 14.2.0 -mlittle-endian -mabi=lp64 -mcpu=neoverse-v2+crc+sve2-aes+sve2-sha3+nossbs -g -Ofast -fopenmp -fno-omit-frame-pointer GNU C17 14.2.0 -mlittle-endian -mabi=lp64 -g -g -g -O2 -O2 -O2 -fbuilding-libgcc -fno-stack-protector -fPIC | | |
| Dataset | |
| Run Command | <executable> -f input-matrix/mat_dim_493039.txt -t 96 -r 200000 |
| Number Processes | 1 |
| Number Nodes | 1 |
| Filter | Not Used |
| Profile Start | Not Used |
