Other software:
- [fdupes 1.6.1](https://github.com/adrianlopezroche/fdupes)
- [jdupes 1.14.0](https://github.com/jbruchon/jdupes)
- [ddh 0.11.3](https://github.com/darakian/ddh)
- [fddf 1.7.0](https://github.com/birkenfeld/fddf)
- [rmlint 2.9.0](https://github.com/sahib/rmlint)
- [dupe-krill 1.4.4](https://github.com/kornelski/dupe-krill)
Output of [`bench.sh`](bench.sh):
```
Benchmark #1: fdupes -r ~
Time (mean ± σ): 57.283 s ± 0.153 s [User: 25.219 s, System: 32.011 s]
Range (min … max): 57.013 s … 57.496 s 10 runs
Benchmark #2: jdupes -z -r ~
Time (mean ± σ): 9.986 s ± 0.040 s [User: 4.963 s, System: 4.968 s]
Range (min … max): 9.899 s … 10.045 s 10 runs
Benchmark #3: rmlint --hidden ~
Time (mean ± σ): 15.354 s ± 0.055 s [User: 40.894 s, System: 15.305 s]
Range (min … max): 15.264 s … 15.433 s 10 runs
Benchmark #4: ddh ~
Time (mean ± σ): 9.454 s ± 0.071 s [User: 34.400 s, System: 27.332 s]
Range (min … max): 9.356 s … 9.569 s 10 runs
Benchmark #5: dupe-krill -s -d ~
Time (mean ± σ): 7.919 s ± 0.062 s [User: 5.002 s, System: 2.880 s]
Range (min … max): 7.857 s … 8.063 s 10 runs
Benchmark #6: fddf -m 0 ~
Time (mean ± σ): 5.076 s ± 0.031 s [User: 9.800 s, System: 12.766 s]
Range (min … max): 5.026 s … 5.114 s 10 runs
Benchmark #7: yadf ~
Time (mean ± σ): 3.755 s ± 0.019 s [User: 6.158 s, System: 7.101 s]
Range (min … max): 3.732 s … 3.796 s 10 runs
Summary
'yadf ~' ran
1.35 ± 0.01 times faster than 'fddf -m 0 ~'
2.11 ± 0.02 times faster than 'dupe-krill -s -d ~'
2.52 ± 0.02 times faster than 'ddh ~'
2.66 ± 0.02 times faster than 'jdupes -z -r ~'
4.09 ± 0.03 times faster than 'rmlint --hidden ~'
15.25 ± 0.09 times faster than 'fdupes -r ~'
```
Results as a csv [table](bench.csv).
Hardware information (extract from `neofetch` and `hwinfo --disk`):
```
OS: Ubuntu 20.04.1 LTS x86_64
Host: XPS 15 9570
Kernel: 5.4.0-42-generic
CPU: Intel i9-8950HK (12) @ 4.800GHz
Memory: 4217MiB / 31755MiB
Disk:
model: "SK hynix Disk"
driver: "nvme"
```