README.md

User reference count

1) Getting Started

Build (benchmark)

cmake -B build .
cmake --build ./build

Installation (plotter)

pip install -r requirements.txt

2) Benchmark

Run

./build/bin/urefcount_benchmark

Result file

log.csv

N,iters,type
1,12574066,virtual_file
1,14344544,virtual_file_noop
1,14227208,virtual_file_nonatomic
1,13169667,virtual_file_cache_affinity
1,10134581,virtual_file_refcache
2,18166104,virtual_file
2,27589004,virtual_file_noop
2,25125565,virtual_file_nonatomic
2,25610319,virtual_file_cache_affinity
2,19756109,virtual_file_refcache
...

Plot

python3 plotter.py --log=log.csv --output=result.png

3) Evaluation

Our environment

- 24 cores (12 cores/CPU, 2 sockets)
    (Intel(R) Xeon(R) CPU E5-2699 v3 @ 2.30GHz)
- 128GB DRAM
- Ubuntu 22.04.3 LTS (5.15.0-84-generic)

Result: result.png