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Metric | r0 | r1 | r2 | r3 |
---|
Total Time (s) | 31.50 | 32.35 | 30.25 | 29.96 |
Max (Thread Active Time) (s) | 29.41 | 30.24 | 28.14 | 27.71 |
Average Active Time (s) | 28.21 | 29.53 | 27.27 | 27.02 |
Activity Ratio (%) | 89.6 | 91.3 | 90.2 | 90.2 |
Average number of active threads | 57.331 | 58.425 | 57.706 | 57.711 |
Affinity Stability (%) | 90.0 | 92.1 | 90.7 | 90.9 |
Time in analyzed loops (%) | 79.2 | 99.7 | 78.6 | 99.7 |
Time in analyzed innermost loops (%) | 79.2 | 99.7 | 78.6 | 99.7 |
Time in user code (%) | 79.2 | 99.7 | 78.6 | 99.7 |
Compilation Options Score (%) | 100 | 100 | 100 | 87.5 |
Array Access Efficiency (%) | 50.0 | 75.0 | 100 | 99.9 |
|
Potential Speedups |  |
Perfect Flow Complexity | 1.00 | 1.00 | 1.00 | 1.00 |
Perfect OpenMP/MPI/Pthread/TBB | 1.00 | 1.00 | 1.00 | 1.00 |
Perfect OpenMP/MPI/Pthread/TBB + Perfect Load Distribution | 1.05 | 1.03 | 1.04 | 1.03 |
No Scalar Integer | Potential Speedup | 1.00 | 1.00 | 1.00 | 1.00 |
Nb Loops to get 80% | 1 | 1 | 1 | 2 |
FP Vectorised | Potential Speedup | 1.00 | 1.00 | 1.00 | 1.00 |
Nb Loops to get 80% | 1 | 1 | 2 | 1 |
Fully Vectorised | Potential Speedup | 1.00 | 1.99 | 2.44 | 3.94 |
Nb Loops to get 80% | 1 | 4 | 3 | 4 |
Only FP Arithmetic | Potential Speedup | 1.98 | 4.02 | 1.61 | 3.76 |
Nb Loops to get 80% | 3 | 4 | 3 | 4 |
Source Object | Issue |
▼exec– | |
▼stream.c– | |
○ | |
Source Object | Issue |
▼exec– | |
▼stream.c– | |
○ | |
Source Object | Issue |
▼exec– | |
▼stream.c– | |
○ | |
Source Object | Issue |
▼exec– | |
▼stream.c– | |
○ | -O3 or -Ofast is missing. |
| r0 | r1 | r2 | r3 |
Experiment Name | | | | |
Application | /home/eoseret/Tools/QaaS/qaas_runs/175-491-9774/intel/stream/run/oneview_runs/defaults/orig/exec | /home/eoseret/Tools/QaaS/qaas_runs/175-491-9774/intel/stream/run/base_runs/defaults/gcc/exec | /home/eoseret/Tools/QaaS/qaas_runs/175-491-9774/intel/stream/run/binaries/armclang_5/exec | /home/eoseret/Tools/QaaS/qaas_runs/175-491-9774/intel/stream/run/binaries/gcc_6/exec |
Timestamp | 2025-08-11 13:45:06 | 2025-08-11 13:47:22 | 2025-08-11 14:07:12 | 2025-08-11 14:07:51 |
Experiment Type | MPI; OpenMP; | same as r0 | same as r0 | same as r0 |
Machine | ip-172-31-18-66 | same as r0 | same as r0 | same as r0 |
Architecture | aarch64 | same as r0 | same as r0 | same as r0 |
Micro Architecture | ARM_NEOVERSE_V1 | same as r0 | same as r0 | same as r0 |
Model Name | | | | |
Cache Size | | | | |
Number of Cores | | | | |
Maximal Frequency | 0 GHz | same as r0 | same as r0 | same as r0 |
OS Version | Linux 6.14.0-1010-aws #10~24.04.1-Ubuntu SMP Fri Jul 18 20:39:43 UTC 2025 | same as r0 | same as r0 | same as r0 |
Architecture used during static analysis | aarch64 | same as r0 | same as r0 | same as r0 |
Micro Architecture used during static analysis | ARM_NEOVERSE_V1 | same as r0 | same as r0 | same as r0 |
Compilation Options |
exec: 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 -O3 -mcpu=native -D NTIMES=100 -D STREAM_ARRAY_SIZE=860160000 -g -fno-omit-frame-pointer -fcf-protection=none -no-pie -grecord-command-line -fopenmp=libomp -MD -MT CMakeFiles/stream_c.exe.dir/src/stream.c.o -MF CMakeFiles/stream_c.exe.dir/src/stream.c.o.d -o CMakeFiles/stream_c.exe.dir/src/stream.c.o -c /home/eoseret/Tools/QaaS/qaas_runs/175-491-9774/intel/stream/build/stream/src/stream.c | exec: GNU C17 14.2.0 -mcmodel=large -mlittle-endian -mabi=lp64 -mcpu=neoverse-v1+sm4+crc+aes+sha3+nossbs -g -O3 -fno-omit-frame-pointer -fcf-protection=none -ffreestanding -ffast-math -funroll-loops -fopenmp | exec: 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 -O3 -D NTIMES=100 -D STREAM_ARRAY_SIZE=860160000 -O3 -mcpu=neoverse-v1 -armpl -fno-vectorize -fno-slp-vectorize -fno-openmp-simd -ffast-math -g -fno-omit-frame-pointer -fcf-protection=none -no-pie -grecord-command-line -fopenmp=libomp -MD -MT CMakeFiles/stream_c.exe.dir/src/stream.c.o -MF CMakeFiles/stream_c.exe.dir/src/stream.c.o.d -o CMakeFiles/stream_c.exe.dir/src/stream.c.o -c /home/eoseret/Tools/QaaS/qaas_runs/175-491-9774/intel/stream/build/stream/src/stream.c GNU C17 14.2.0 -mlittle-endian -mabi=lp64 -g -g -g -O2 -O2 -O2 -fbuilding-libgcc -fno-stack-protector -fPIC | exec: GNU C17 14.2.0 -mcpu=neoverse-v1 -mcmodel=large -mlittle-endian -mabi=lp64 -g -O2 -fno-omit-frame-pointer -fcf-protection=none -ffreestanding -ffast-math -funroll-loops -fopenmp |
Number of processes observed | 1 | same as r0 | same as r0 | same as r0 |
Number of threads observed | 64 | same as r0 | same as r0 | same as r0 |
Frequency Driver | NA | same as r0 | same as r0 | same as r0 |
Frequency Governor | NA | same as r0 | same as r0 | same as r0 |
Huge Pages | madvise | same as r0 | same as r0 | same as r0 |
Hyperthreading | off | same as r0 | same as r0 | same as r0 |
Number of sockets | 1 | same as r0 | same as r0 | same as r0 |
Number of cores per socket | 64 | same as r0 | same as r0 | same as r0 |
MAQAO version | 2025.1.2 | same as r0 | same as r0 | same as r0 |
MAQAO build | Build information not available | same as r0 | same as r0 | same as r0 |
Comments | | same as r0 | same as r0 | same as r0 |