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Global Metrics

Metricr0r1r2r3r4r5r6
Total Time (s)187.19122.3590.0573.8965.1660.9459.04
Max (Thread Active Time) (s)125.9663.7432.5816.608.444.492.04
Average Active Time (s)125.9663.7432.5716.598.434.482.00
Activity Ratio (%)67.352.136.222.412.97.353.39
Average number of active threads0.6731.0421.4471.7962.0692.3512.166
Affinity Stability (%)69.753.937.523.313.47.674.49
GFLOPS69.4 E-367.0 E-376.7 E-30.1090.1660.3000.622
Time in analyzed loops (%)100.098.796.594.993.488.476.2
Time in analyzed innermost loops (%)91.090.087.886.585.380.770.1
Time in user code (%)10098.796.594.993.488.476.3
Compilation Options Score (%)50.050.050.050.050.050.050.0
Array Access Efficiency (%)Not AvailableNot AvailableNot AvailableNot AvailableNot AvailableNot Available100
Potential Speedups
Perfect Flow ComplexityNot AvailableNot AvailableNot AvailableNot AvailableNot AvailableNot Available1.00
Perfect OpenMP/MPI/Pthread/TBB1.001.001.001.001.011.011.06
Perfect OpenMP/MPI/Pthread/TBB + Perfect Load Distribution1.001.011.041.051.071.131.34
Scalability - Gap1.001.311.923.165.5710.4220.18
No Scalar IntegerPotential Speedup2.902.832.712.632.562.301.82
Nb Loops to get 80%1111111
FP VectorisedPotential Speedup2.052.021.971.941.911.791.54
Nb Loops to get 80%1111111
Fully VectorisedPotential Speedup5.335.044.624.334.073.352.26
Nb Loops to get 80%2222221
Only FP ArithmeticPotential Speedup2.112.092.032.001.961.841.57
Nb Loops to get 80%1111111

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-gcc-O3–
▼main.cpp–
○-mcpu=native is missing.
○-funroll-loops is missing.

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 gcc-O3 100000000K-Means scalability gcc-O3 100000000K-Means scalability gcc-O3 100000000K-Means scalability gcc-O3 100000000K-Means scalability gcc-O3 100000000K-Means scalability gcc-O3 100000000K-Means scalability gcc-O3 100000000
Application./kmeans/kmeans-gcc-O3same as r0same as r0same as r0same as r0same as r0same as r0
Timestamp2025-08-07 13:19:23same 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 6.14.0-1010-aws #10~24.04.1-Ubuntu SMP Fri Jul 18 20:39:43 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-gcc-O3: GNU C++14 14.2.0 -mlittle-endian -mabi=lp64 -g -O3 -std=c++14 -fno-omit-frame-pointer -fopenmp 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 version2025.1.2same as r0same as r0same as r0same as r0same as r0same as r0
MAQAO build7076967d3502a2d74409cf402702d5c5c2847726::20250729-175200same as r0same as r0same as r0same as r0same as r0same as r0
CommentsK-MEANS SOA AWS 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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