Help is available by moving the cursor above any
symbol or by checking MAQAO website.
- r0: gcc/gcc-O3/points_100000000
- r1: /home/fmusial/KMEANS_Benchmarks/results/scalability/acfl/acfl-O3/points_100000000
| Metric | r0 | r1 |
|---|
| Total Time (s) | 110.31 | 119.36 |
| Max (Thread Active Time) (s) | 110.05 | 119.12 |
| Average Active Time (s) | 110.05 | 119.12 |
| Activity Ratio (%) | 99.8 | 99.8 |
| Average number of active threads | 0.998 | 0.998 |
| Affinity Stability (%) | 100.0 | 100.0 |
| GFLOPS | 0.675 | 0.675 |
| Time in analyzed loops (%) | 100.0 | 100.0 |
| Time in analyzed innermost loops (%) | 97.3 | 98.9 |
| Time in user code (%) | 100 | 100 |
| Compilation Options Score (%) | 75.0 | 16.7 |
| Array Access Efficiency (%) | 25.0 | 95.0 |
|
| Potential Speedups |  |
| Perfect Flow Complexity | 1.00 | 1.00 |
| Perfect OpenMP + MPI + Pthread | 1.00 | 1.00 |
| Perfect OpenMP + MPI + Pthread + Perfect Load Distribution | 1.00 | 1.00 |
| No Scalar Integer | Potential Speedup | 3.06 | 1.03 |
| Nb Loops to get 80% | 1 | 1 |
| FP Vectorised | Potential Speedup | 2.04 | 1.79 |
| Nb Loops to get 80% | 1 | 1 |
| Fully Vectorised | Potential Speedup | 5.13 | 4.19 |
| Nb Loops to get 80% | 2 | 2 |
| Only FP Arithmetic | Potential Speedup | 2.32 | 1.06 |
| Nb Loops to get 80% | 1 | 1 |
| Source Object | Issue |
| ▼kmeans-gcc-O3– | |
| ▼main.cpp– | |
| ○ | -funroll-loops is missing. |
| Source Object | Issue |
| ▼kmeans-acfl-O3– | |
| ▼main.cpp– | |
| ○ | -g is missing for some functions (possibly ones added by the compiler), but debug locations are available. Some analysis may be inaccurate. |
| ○ | -O2, -O3 or -Ofast is missing. |
| ○ | -mcpu=native is missing. |
| r0 | r1 |
| Experiment Name | K-Means scalability gcc-O3 100000000 | K-Means scalability acfl-O3 100000000 |
| Application | ./kmeans/kmeans-gcc-O3 | ./kmeans/kmeans-acfl-O3 |
| Timestamp | 2025-06-18 13:58:45 | 2025-06-18 16:22:03 |
| Experiment Type | Sequential | same as r0 |
| Machine | ip-172-31-18-66 | same as r0 |
| Architecture | aarch64 | same as r0 |
| Micro Architecture | ARM_NEOVERSE_V1 | same as r0 |
| Model Name | | |
| Cache Size | | |
| Number of Cores | | |
| Maximal Frequency | 0 GHz | same as r0 |
| OS Version | Linux 5.15.0-1084-aws #91~20.04.1-Ubuntu SMP Fri May 2 07:00:04 UTC 2025 | same as r0 |
| Architecture used during static analysis | aarch64 | same as r0 |
| Micro Architecture used during static analysis | ARM_NEOVERSE_V1 | same as r0 |
| Compilation Options |
kmeans-gcc-O3: GNU C++14 14.2.0 -mlittle-endian -mabi=lp64 -mcpu=neoverse-v1+sm4+crc+aes+sha3+nossbs -g -O3 -std=c++14 -fno-omit-frame-pointer -fopenmp | kmeans-acfl-O3: Arm C/C++/Fortran Compiler version 24.10.1 (build number 4) (based on LLVM 19.1.0) |
| Number of processes observed | 1 | same as r0 |
| Number of threads observed | 1 | same as r0 |
| Frequency Driver | NA | same as r0 |
| Frequency Governor | NA | same as r0 |
| Huge Pages | madvise | same as r0 |
| Hyperthreading | off | same as r0 |
| Number of sockets | 1 | same as r0 |
| Number of cores per socket | 64 | same as r0 |
| MAQAO version | 2025.1.0 | same as r0 |
| MAQAO build | 5a08e15f7093c6a53f62c4cc8eb132dbb633c400::20250616-180837 | same as r0 |
| Comments | AWS Graviton 3 (Neoverse V1) CPU, 1-64 threads runs | same as r0 |