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bench_pop - 2025-10-17 16:24:54 - MAQAO 2025.1.2

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Global Metrics

Total Time (s)250.26
Max (Thread Active Time) (s)250.04
Average Active Time (s)11.81
Activity Ratio (%)4.72
Average number of active threads2.454
Affinity Stability (%)92.0
Time in analyzed loops (%)40.4
Time in analyzed innermost loops (%)39.4
Time in user code (%)40.5
Compilation Options Score (%)25.0
Array Access Efficiency (%)16.5
Potential Speedups
Perfect Flow Complexity1.02
Perfect OpenMP/MPI/Pthread/TBB1.00
Perfect OpenMP/MPI/Pthread/TBB + Perfect Load Distribution51.9
No Scalar IntegerPotential Speedup1.43
Nb Loops to get 80%2
FP VectorisedPotential Speedup1.33
Nb Loops to get 80%1
Fully VectorisedPotential Speedup1.59
Nb Loops to get 80%3
FP Arithmetic OnlyPotential Speedup1.51
Nb Loops to get 80%2

CQA Potential Speedups Summary

Average Active Threads Count

Loop Based Profile

Innermost Loop Based Profile

Application Categorization

Compilation Options

Source ObjectIssue
libqmckl.so.0.0.0
qmckl_blas.c
-O3 or -Ofast is missing.
-march=x86-64 is used but it should be replaced by a more architecture specific option or -march=native.
-funroll-loops is missing.
qmckl_jastrow_champ_f.F90
-O3 or -Ofast is missing.
-march=x86-64 is used but it should be replaced by a more architecture specific option or -march=native.
-funroll-loops is missing.
qmckl_jastrow_champ_single_f.F90
-O3 or -Ofast is missing.
-march=x86-64 is used but it should be replaced by a more architecture specific option or -march=native.
-funroll-loops is missing.
qmckl_jastrow_champ.c
-O3 or -Ofast is missing.
-march=x86-64 is used but it should be replaced by a more architecture specific option or -march=native.
-funroll-loops is missing.
qmckl_distance_f.F90
-O3 or -Ofast is missing.
-march=x86-64 is used but it should be replaced by a more architecture specific option or -march=native.
-funroll-loops is missing.
qmckl_jastrow_champ_single.c
-O3 or -Ofast is missing.
-march=x86-64 is used but it should be replaced by a more architecture specific option or -march=native.
-funroll-loops is missing.

Loop Path Count Profile

Cumulated Speedup If No Scalar Integer

Cumulated Speedup If FP Vectorized

Cumulated Speedup If Fully Vectorized

Cumulated Speedup If FP Arithmetic Only

Experiment Summary

Experiment NameQMCKL bench_pop using GNU Compilers on Skylake
Applicationbench_pop
Timestamp2025-10-17 16:24:54 Universal Timestamp1760711094
Number of processes observed1 Number of threads observed52
Experiment TypeOpenMP;
Machineskylake
Model NameIntel(R) Xeon(R) Platinum 8170 CPU @ 2.10GHz
Architecturex86_64 Micro ArchitectureSKYLAKE
Cache Size36608 KB Number of Cores26
OS VersionLinux 6.17.2-arch1-1 #1 SMP PREEMPT_DYNAMIC Sun, 12 Oct 2025 12:45:18 +0000
Architecture used during static analysisx86_64 Micro Architecture used during static analysisSKYLAKE
Frequency Driverintel_cpufreq Frequency Governorschedutil
Huge Pagesalways Hyperthreadingoff
Number of sockets2 Number of cores per socket26
Compilation Optionslibqmckl.so.0.0.0: GNU Fortran2008 15.2.1 20250813 -mtune=generic -march=x86-64 -g -fno-omit-frame-pointer -fopenmp -fPIC -fintrinsic-modules-path /usr/lib/gcc/x86_64-pc-linux-gnu/15.2.1/finclude -fpre-include=/usr/include/finclude/math-vector-fortran.h
CommentsITERMAX = 50, no optimisation flags

Configuration Summary

Dataset
Run Command<executable> /home/fmusial/qmckl_bench/data/Alz_large.h5
Number Processes1
Number Nodes1
FilterNot Used
Profile StartNot Used
Profile StopNot Used
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