Profiler
========
Simple program to profile different routines.
How to build
============
make
How to profile
==============
sudo perf stat profiling plane 100000000
sudo perf stat profiling multiplication 100000000
Results
=======
Hardware:
Dell XPS 15 9550 - InfinityEdge FHD / i7-6700HQ 2.6GHz-3.5GHz / GTX 960M 2GB / 16GB RAM / 512GB PCIe SSD.
Software:
Ubuntu 18.04 - 4.15.0-32-generic
```
Performance counter stats for './profiling plane 100000000':
1566,647362 task-clock (msec) # 0,999 CPUs utilized
10 context-switches # 0,006 K/sec
0 cpu-migrations # 0,000 K/sec
49 page-faults # 0,031 K/sec
5.084.993.390 cycles # 3,246 GHz
11.402.476.793 instructions # 2,24 insn per cycle
1.200.437.331 branches # 766,246 M/sec
17.881 branch-misses # 0,00% of all branches
1,567473811 seconds time elapsed
```
```
Performance counter stats for './profiling multiplication 100000000':
995,525890 task-clock (msec) # 0,992 CPUs utilized
46 context-switches # 0,046 K/sec
0 cpu-migrations # 0,000 K/sec
46 page-faults # 0,046 K/sec
3.147.451.214 cycles # 3,162 GHz
9.501.888.995 instructions # 3,02 insn per cycle
300.338.547 branches # 301,688 M/sec
14.823 branch-misses # 0,00% of all branches
1,003111881 seconds time elapsed
```
License
=======
GNU GPL 2.0 (it uses Blender code in utils.c)