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Global Metrics

Metricr0r1r2r3r4
Total Time (s)106.9958.5834.2620.9018.18
Max (Thread Active Time) (s)106.7258.0833.9720.8518.13
Average Active Time (s)106.7254.5828.7014.7011.79
Activity Ratio (%)99.793.283.870.464.9
Average number of active threads0.9971.8643.3515.6286.488
Affinity Stability (%)100.099.799.398.898.5
GFLOPS5.88810.75418.38830.14234.653
Time in analyzed loops (%)100.099.999.699.298.9
Time in analyzed innermost loops (%)94.294.293.493.292.9
Time in user code (%)100.099.999.699.298.9
Compilation Options Score (%)100100100100100
Array Access Efficiency (%)40.040.040.040.040.0
Potential Speedups
Perfect Flow Complexity4.274.294.224.204.16
Perfect OpenMP + MPI + Pthread1.001.001.001.001.00
Perfect OpenMP + MPI + Pthread + Perfect Load Distribution1.001.071.191.431.55
Scalability - Gap1.001.101.281.561.70
No Scalar IntegerPotential Speedup1.031.031.031.031.03
Nb Loops to get 80%22222
FP VectorisedPotential Speedup2.262.262.262.252.25
Nb Loops to get 80%11111
Fully VectorisedPotential Speedup8.248.168.047.787.64
Nb Loops to get 80%33333
Only FP ArithmeticPotential Speedup1.321.321.321.311.31
Nb Loops to get 80%22222

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-funroll–
▼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 gcc-O3-funroll 100000000K-Means scalability gcc-O3-funroll 100000000K-Means scalability gcc-O3-funroll 100000000K-Means scalability gcc-O3-funroll 100000000K-Means scalability gcc-O3-funroll 100000000
Application./kmeans/kmeans-gcc-O3-funrollsame as r0same as r0same as r0same as r0
Timestamp2025-06-25 16:43:02same 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 Frequency3.2 GHzsame as r0same as r0same as r0same as r0
OS VersionLinux 6.12.1-arch1-1 #1 SMP PREEMPT_DYNAMIC Fri, 22 Nov 2024 16:04:27 +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-gcc-O3-funroll: GNU C++14 15.1.1 20250425 -march=cascadelake -mmmx -mpopcnt -msse -msse2 -msse3 -mssse3 -msse4.1 -msse4.2 -mavx -mavx2 -mno-sse4a -mno-fma4 -mno-xop -mfma -mavx512f -mbmi -mbmi2 -maes -mpclmul -mavx512vl -mavx512bw -mavx512dq -mavx512cd -mno-avx512vbmi -mno-avx512ifma -mno-avx512vpopcntdq -mno-avx512vbmi2 -mno-gfni -mno-vpclmulqdq -mavx512vnni -mno-avx512bitalg -mno-avx512bf16 -mno-avx512vp2intersect -mno-3dnow -madx -mabm -mno-cldemote -mclflushopt -mclwb -mno-clzero -mcx16 -mno-enqcmd -mf16c -mfsgsbase -mfxsr -mno-hle -msahf -mno-lwp -mlzcnt -mmovbe -mno-movdir64b -mno-movdiri -mno-mwaitx -mno-pconfig -mpku -mprfchw -mno-ptwrite -mno-rdpid -mrdrnd -mrdseed -mno-rtm -mno-serialize -mno-sgx -mno-sha -mno-shstk -mno-tbm -mno-tsxldtrk -mno-vaes -mno-waitpkg -mno-wbnoinvd -mxsave -mxsavec -mxsaveopt -mxsaves -mno-amx-tile -mno-amx-int8 -mno-amx-bf16 -mno-uintr -mno-hreset -mno-kl -mno-widekl -mno-avxvnni -mno-avx512fp16 -mno-avxifma -mno-avxvnniint8 -mno-avxneconvert -mno-cmpccxadd -mno-amx-fp16 -mno-prefetchi -mno-raoint -mno-amx-complex -mno-avxvnniint16 -mno-sm3 -mno-sha512 -mno-sm4 -mno-apxf -mno-usermsr -mno-avx10.2 -mno-amx-avx512 -mno-amx-tf32 -mno-amx-transpose -mno-amx-fp8 -mno-movrs -mno-amx-movrs --param=l1-cache-size=32 --param=l1-cache-line-size=64 --param=l2-cache-size=14080 -mtune=cascadelake -g -O3 -std=c++14 -fopenmp -funroll-loops 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 Governorperformancesame 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 version2025.1.0same as r0same as r0same as r0same as r0
MAQAO build1cd8232d3b2009bc695f526f903b266bda9bb996::20250623-181852same 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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