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Global Metrics

Metricr0r1r2r3r4r5r6
Total Time (s)182.77120.2388.9972.9664.8560.7560.40
Max (Thread Active Time) (s)121.5561.5631.5416.048.144.212.63
Average Active Time (s)121.5561.4031.2715.807.923.991.52
Activity Ratio (%)66.551.135.121.712.26.582.51
Average number of active threads0.6651.0211.4061.7331.9542.1041.608
Affinity Stability (%)69.053.136.823.013.17.476.44
GFLOPS36.2 E-346.7 E-374.2 E-30.1310.2010.2580.330
Time in analyzed loops (%)100.098.997.195.994.890.350.2
Time in analyzed innermost loops (%)99.098.096.295.094.089.449.7
Time in user code (%)10098.997.195.994.890.350.2
Compilation Options Score (%)100100100100100100100
Array Access Efficiency (%)99.799.899.799.699.498.198.9
Potential Speedups
Perfect Flow Complexity1.001.001.001.001.001.001.00
Perfect OpenMP/MPI/Pthread/TBB1.001.001.001.001.021.051.27
Perfect OpenMP/MPI/Pthread/TBB + Perfect Load Distribution1.001.011.041.061.081.173.45
Scalability - Gap1.001.321.953.195.6810.6421.15
No Scalar IntegerPotential Speedup1.001.001.001.001.001.011.00
Nb Loops to get 80%1112212
FP VectorisedPotential Speedup1.461.461.451.441.431.391.19
Nb Loops to get 80%1111111
Fully VectorisedPotential Speedup3.243.163.042.972.902.681.53
Nb Loops to get 80%1111111
Only FP ArithmeticPotential Speedup1.001.001.001.001.011.021.01
Nb Loops to get 80%1112211

Scalability Speedup

Cumulated Speedup If No Scalar Integer

Cumulated Speedup If FP Vectorized

Cumulated Speedup If Fully Vectorized

Cumulated Speedup If Only FP Arithmetic

Loop Based Profiles

Innermost / Single Loops

Inbetween Loops

Outermost Loops

Cumulated Coverage With All Loops

Innermost Loop Based Profiles

Coverage

Count

Application Categorization

Time

Coverage

Compilation Options

Source ObjectIssue
▼kmeans-acfl-O3-all–
▼main.cpp–
○

Path Count Profiles

Coverage

Count

Low Iteration Count Profiles

Coverage

Count

Average Number of Active Threads

Run 1 - run_1_thread

Run 2 - run_2_threads

Run 3 - run_4_threads

Run 4 - run_8_threads

Run 5 - run_16_threads

Run 6 - run_32_threads

Run 7 - run_64_threads

Experiment Summaries

r0r1r2r3r4r5r6
Experiment NameK-Means scalability acfl-O3-all 100000000K-Means scalability acfl-O3-all 100000000K-Means scalability acfl-O3-all 100000000K-Means scalability acfl-O3-all 100000000K-Means scalability acfl-O3-all 100000000K-Means scalability acfl-O3-all 100000000K-Means scalability acfl-O3-all 100000000
Application./kmeans/kmeans-acfl-O3-allsame as r0same as r0same as r0same as r0same as r0same as r0
Timestamp2025-07-17 10:25:50same as r0same as r0same as r0same as r0same as r0same as r0
Experiment TypeSequentialOpenMP; same as r1same as r1same as r1same as r1same as r1
Machineip-172-31-18-66same as r0same as r0same as r0same as r0same as r0same as r0
Architectureaarch64same as r0same as r0same as r0same as r0same as r0same as r0
Micro ArchitectureARM_NEOVERSE_V1same as r0same as r0same as r0same as r0same as r0same as r0
Model Name
Cache Size
Number of Cores
Maximal Frequency0 GHzsame as r0same as r0same as r0same as r0same as r0same as r0
OS VersionLinux 6.8.0-1031-aws #33-Ubuntu SMP Fri Jun 20 17:58:11 UTC 2025same as r0same as r0same as r0same as r0same as r0same as r0
Architecture used during static analysisaarch64same as r0same as r0same as r0same as r0same as r0same as r0
Micro Architecture used during static analysisARM_NEOVERSE_V1same as r0same as r0same as r0same as r0same as r0same as r0
Compilation Options kmeans-acfl-O3-all: Arm C/C++/Fortran Compiler version 24.10.1 (build number 4) (based on LLVM 19.1.0) /opt/arm/arm-linux-compiler-24.10.1_Ubuntu-20.04/llvm-bin/clang-19 --driver-mode=g++ -I . -MMD -MP -march=native -std=c++14 -g -fno-omit-frame-pointer -fopenmp -O3 -funroll-loops -ffast-math -grecord-command-line -c -o main.o main.cpp same as r0same as r0same as r0same as r0same as r0same as r0
Number of processes observed1same as r0same as r0same as r0same as r0same as r0same as r0
Number of threads observed1248163264
Frequency DriverNAsame as r0same as r0same as r0same as r0same as r0same as r0
Frequency GovernorNAsame as r0same as r0same as r0same as r0same as r0same as r0
Huge Pagesmadvisesame as r0same as r0same as r0same as r0same as r0same as r0
Hyperthreadingoffsame as r0same as r0same as r0same as r0same as r0same as r0
Number of sockets1same as r0same as r0same as r0same as r0same as r0same as r0
Number of cores per socket64same as r0same as r0same as r0same as r0same as r0same as r0
MAQAO version2025.1.1same as r0same as r0same as r0same as r0same as r0same as r0
MAQAO buildf763b230967252184a5e61875ae92196728ac8f6::20250710-120157same as r0same as r0same as r0same as r0same as r0same as r0
CommentsAWS Graviton 3 (Neoverse V1) CPU, 1-64 threads runssame as r0same as r0same as r0same as r0same as r0same as r0
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