Help is available by moving the cursor above any symbol or by checking MAQAO website.
Metric | r0 | r1 | r2 | r3 |
---|
Total Time (s) | 27.80 | 27.84 | 26.88 | 26.18 |
Max (Thread Active Time) (s) | 27.57 | 27.69 | 26.70 | 25.87 |
Average Active Time (s) | 23.39 | 23.46 | 23.28 | 22.56 |
Activity Ratio (%) | 96.3 | 96.4 | 99.6 | 99.5 |
Average number of active threads | 80.784 | 80.882 | 83.124 | 82.741 |
Affinity Stability (%) | 99.8 | 99.8 | 99.8 | 99.8 |
Time in analyzed loops (%) | 77.5 | 77.8 | 76.8 | 78.3 |
Time in analyzed innermost loops (%) | 73.8 | 73.3 | 74.8 | 74.2 |
Time in user code (%) | 77.5 | 77.8 | 76.8 | 78.3 |
Compilation Options Score (%) | 16.7 | 16.7 | 75.0 | 75.0 |
Array Access Efficiency (%) | 52.4 | 61.6 | 33.3 | 26.7 |
|
Potential Speedups |
Perfect Flow Complexity | 1.00 | 1.00 | 1.00 | 1.00 |
Perfect OpenMP + MPI + Pthread | 1.01 | 1.01 | 1.00 | 1.01 |
Perfect OpenMP + MPI + Pthread + Perfect Load Distribution | 1.52 | 1.51 | 1.49 | 1.46 |
No Scalar Integer | Potential Speedup | 1.03 | 1.04 | 1.02 | 1.03 |
Nb Loops to get 80% | 1 | 1 | 1 | 1 |
FP Vectorised | Potential Speedup | 1.36 | 1.37 | 1.00 | 1.06 |
Nb Loops to get 80% | 2 | 1 | 1 | 1 |
Fully Vectorised | Potential Speedup | 1.32 | 1.25 | 1.01 | 1.10 |
Nb Loops to get 80% | 2 | 1 | 1 | 1 |
Only FP Arithmetic | Potential Speedup | 1.03 | 1.04 | 1.02 | 1.04 |
Nb Loops to get 80% | 1 | 1 | 1 | 1 |
Source Object | Issue |
▼spmxv.exe– | |
▼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. |
Source Object | Issue |
▼spmxv.exe– | |
▼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. |
Source Object | Issue |
▼spmxv.exe– | |
▼main.cpp– | |
○ | -funroll-loops is missing. |
Source Object | Issue |
▼spmxv.exe– | |
▼main.cpp– | |
○ | -funroll-loops is missing. |
| r0 | r1 | r2 | r3 |
Experiment Name | | | | |
Application | ./spmxv.exe | same as r0 | same as r0 | same as r0 |
Timestamp | 2025-01-09 10:22:21 | 2025-01-09 10:25:34 | 2025-01-09 10:20:59 | 2025-01-09 10:20:04 |
Experiment Type | OpenMP; | same as r0 | same as r0 | same as r0 |
Machine | ip-172-31-47-249.ec2.internal | same as r0 | same as r0 | same as r0 |
Architecture | aarch64 | same as r0 | same as r0 | same as r0 |
Micro Architecture | ARM_NEOVERSE_V2 | same as r0 | same as r0 | same as r0 |
Model Name | | | | |
Cache Size | | | | |
Number of Cores | | | | |
Maximal Frequency | 0 GHz | same as r0 | same as r0 | same as r0 |
OS Version | Linux 6.1.109-118.189.amzn2023.aarch64 #1 SMP Tue Sep 10 08:58:40 UTC 2024 | same as r0 | same as r0 | same as r0 |
Architecture used during static analysis | aarch64 | same as r0 | same as r0 | same as r0 |
Micro Architecture used during static analysis | ARM_NEOVERSE_V2 | same as r0 | same as r0 | same as r0 |
Compilation Options |
spmxv.exe: Arm C/C++/Fortran Compiler version 24.10.1 (build number 4) (based on LLVM 19.1.0) | same as r0 | spmxv.exe: GNU C++17 14.2.0 -mlittle-endian -mabi=lp64 -mcpu=neoverse-v2+crc+sve2-aes+sve2-sha3+nossbs -g -O3 -fopenmp | spmxv.exe: GNU C++17 14.2.0 -mlittle-endian -mabi=lp64 -mcpu=neoverse-v2+crc+sve2-aes+sve2-sha3+nossbs -g -Ofast -fopenmp |
Number of processes observed | 1 | same as r0 | same as r0 | same as r0 |
Number of threads observed | 96 | same as r0 | same as r0 | same as r0 |
Frequency Driver | NA | same as r0 | same as r0 | same as r0 |
Frequency Governor | NA | same as r0 | same as r0 | same as r0 |
Huge Pages | madvise | same as r0 | same as r0 | same as r0 |
Hyperthreading | off | same as r0 | same as r0 | same as r0 |
Number of sockets | 1 | same as r0 | same as r0 | same as r0 |
Number of cores per socket | 96 | same as r0 | same as r0 | same as r0 |
MAQAO version | 2.20.13 | same as r0 | same as r0 | same as r0 |
MAQAO build | 832f1a1c0331094315aeb49c2308a80223fa22aa::20250108-181857 | same as r0 | same as r0 | same as r0 |
Comments | | same as r0 | same as r0 | same as r0 |