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Global Metrics

Metricr0r1r2r3r4
Total Time (s)267.05182.36137.59115.03110.52
Max (Thread Active Time) (s)266.30181.58136.76114.26109.74
Average Active Time (s)266.30136.8869.6935.9329.17
Activity Ratio (%)99.775.150.731.226.4
Average number of active threads0.9971.5012.0262.4992.639
Affinity Stability (%)100.0100.0100.0100.0100.0
GFLOPS2.3603.4564.5805.4765.699
Time in analyzed loops (%)68.266.465.364.864.8
Time in analyzed innermost loops (%)66.164.563.363.063.1
Time in user code (%)68.266.465.364.864.8
Compilation Options Score (%)100100100100100
Array Access Efficiency (%)71.670.970.863.761.6
Potential Speedups
Perfect Flow Complexity2.062.011.961.911.88
Perfect OpenMP/MPI/Pthread/TBB1.001.021.021.021.02
Perfect OpenMP/MPI/Pthread/TBB + Perfect Load Distribution1.001.342.023.323.94
Scalability - Gap1.001.372.063.454.14
No Scalar IntegerPotential Speedup1.171.161.161.161.16
Nb Loops to get 80%11112
FP VectorisedPotential Speedup1.541.521.501.481.47
Nb Loops to get 80%11111
Fully VectorisedPotential Speedup2.382.292.242.232.23
Nb Loops to get 80%22222
Only FP ArithmeticPotential Speedup1.341.331.321.321.33
Nb Loops to get 80%21222

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-icpx-Ofast–
▼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_10_threads

Experiment Summaries

r0r1r2r3r4
Experiment NameK-Means scalability icpx-Ofast 100000000K-Means scalability icpx-Ofast 100000000K-Means scalability icpx-Ofast 100000000K-Means scalability icpx-Ofast 100000000K-Means scalability icpx-Ofast 100000000
Application./kmeans/kmeans-icpx-Ofastsame as r0same as r0same as r0same as r0
Timestamp2025-07-11 13:19:27same as r0same as r0same as r0same as r0
Experiment TypeSequentialOpenMP; same as r1same as r1same as r1
Machineotterfallsame as r0same as r0same as r0same as r0
Architecturex86_64same as r0same as r0same as r0same as r0
Micro ArchitectureSKYLAKEsame as r0same as r0same as r0same as r0
Model NameIntel(R) Xeon(R) Silver 4210R CPU @ 2.40GHzsame as r0same as r0same as r0same as r0
Cache Size14080 KBsame as r0same as r0same as r0same as r0
Number of Cores10same as r0same as r0same as r0same as r0
Maximal Frequency2.4 GHzsame as r0same as r0same as r0same as r0
OS VersionLinux 6.15.3-arch1-1 #1 SMP PREEMPT_DYNAMIC Thu, 19 Jun 2025 14:41:19 +0000same as r0same as r0same as r0same as r0
Architecture used during static analysisx86_64same as r0same as r0same as r0same as r0
Micro Architecture used during static analysisSKYLAKEsame as r0same as r0same as r0same as r0
Compilation Options kmeans-icpx-Ofast: clang based Intel(R) oneAPI DPC++/C++ Compiler 2024.2.1 (2024.2.1.20240711) --driver-mode=g++ --intel -I . -MMD -MP -march=native -std=c++14 -g -fno-omit-frame-pointer -fiopenmp -Ofast -c -o main.o main.cpp -fveclib=SVML -faltmathlib=SVML -fheinous-gnu-extensions same as r0same as r0same as r0same as r0
Number of processes observed1same as r0same as r0same as r0same as r0
Number of threads observed124810
Frequency Driverintel_pstatesame as r0same as r0same as r0same as r0
Frequency Governorpowersavesame as r0same as r0same as r0same as r0
Huge Pagesalwayssame as r0same as r0same as r0same as r0
Hyperthreadingoffsame as r0same as r0same as r0same as r0
Number of sockets1same as r0same as r0same as r0same as r0
Number of cores per socket10same as r0same as r0same as r0same as r0
MAQAO version2025.1.1same as r0same as r0same as r0same as r0
MAQAO buildf9f67b53e0b122e524ba7e0ec048f26161e30355::20250709-173036same as r0same as r0same as r0same as r0
CommentsIntel Xeon 42104R (Cascade Lake CPU), 1-10 threads runssame as r0same as r0same as r0same as r0
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