The original file is 1.6G
| compresslevel | pigz | igzip |
|---|---|---|
| 0 | 1,6G | 712M |
| 1 | 658M | 620M |
| 2 | 640M | 618M |
| 3 | 623M | 622M |
| 4 | 610M | - |
| 5 | 596M | - |
| 6 | 582M | - |
| 7 | 573M | - |
| 8 | 569M | - |
| 9 | 568M | - |
| 11 | 531M | - |
pigz level 0 does not compress while igzip level 0 does.
$ for clevel in {0..3}; do hyperfine -w 3 -r 10 -P threads 1 3 "igzip -$clevel -T {threads} -f -o ramdisk/big2.fastq.gz big2.fastq" && du -h ramdisk/big2.fastq.gz ; done
Benchmark #1: igzip -0 -T 1 -f -o ramdisk/big2.fastq.gz big2.fastq
Time (mean ± σ): 4.380 s ± 0.021 s [User: 4.022 s, System: 0.357 s]
Range (min … max): 4.349 s … 4.406 s 10 runs
Benchmark #2: igzip -0 -T 2 -f -o ramdisk/big2.fastq.gz big2.fastq
Time (mean ± σ): 4.383 s ± 0.023 s [User: 4.001 s, System: 0.381 s]
Range (min … max): 4.350 s … 4.417 s 10 runs
Benchmark #3: igzip -0 -T 3 -f -o ramdisk/big2.fastq.gz big2.fastq
Time (mean ± σ): 4.387 s ± 0.026 s [User: 4.025 s, System: 0.361 s]
Range (min … max): 4.355 s … 4.425 s 10 runs
Summary
'igzip -0 -T 1 -f -o ramdisk/big2.fastq.gz big2.fastq' ran
1.00 ± 0.01 times faster than 'igzip -0 -T 2 -f -o ramdisk/big2.fastq.gz big2.fastq'
1.00 ± 0.01 times faster than 'igzip -0 -T 3 -f -o ramdisk/big2.fastq.gz big2.fastq'
712M ramdisk/big2.fastq.gz
Benchmark #1: igzip -1 -T 1 -f -o ramdisk/big2.fastq.gz big2.fastq
Time (mean ± σ): 4.616 s ± 0.025 s [User: 4.276 s, System: 0.338 s]
Range (min … max): 4.582 s … 4.646 s 10 runs
Benchmark #2: igzip -1 -T 2 -f -o ramdisk/big2.fastq.gz big2.fastq
Time (mean ± σ): 4.614 s ± 0.027 s [User: 4.265 s, System: 0.347 s]
Range (min … max): 4.578 s … 4.657 s 10 runs
Benchmark #3: igzip -1 -T 3 -f -o ramdisk/big2.fastq.gz big2.fastq
Time (mean ± σ): 4.604 s ± 0.025 s [User: 4.258 s, System: 0.345 s]
Range (min … max): 4.581 s … 4.647 s 10 runs
Summary
'igzip -1 -T 3 -f -o ramdisk/big2.fastq.gz big2.fastq' ran
1.00 ± 0.01 times faster than 'igzip -1 -T 2 -f -o ramdisk/big2.fastq.gz big2.fastq'
1.00 ± 0.01 times faster than 'igzip -1 -T 1 -f -o ramdisk/big2.fastq.gz big2.fastq'
620M ramdisk/big2.fastq.gz
Benchmark #1: igzip -2 -T 1 -f -o ramdisk/big2.fastq.gz big2.fastq
Time (mean ± σ): 4.865 s ± 0.033 s [User: 4.490 s, System: 0.373 s]
Range (min … max): 4.828 s … 4.909 s 10 runs
Benchmark #2: igzip -2 -T 2 -f -o ramdisk/big2.fastq.gz big2.fastq
Time (mean ± σ): 4.874 s ± 0.027 s [User: 4.507 s, System: 0.365 s]
Range (min … max): 4.832 s … 4.906 s 10 runs
Benchmark #3: igzip -2 -T 3 -f -o ramdisk/big2.fastq.gz big2.fastq
Time (mean ± σ): 4.864 s ± 0.023 s [User: 4.525 s, System: 0.337 s]
Range (min … max): 4.831 s … 4.904 s 10 runs
Summary
'igzip -2 -T 3 -f -o ramdisk/big2.fastq.gz big2.fastq' ran
1.00 ± 0.01 times faster than 'igzip -2 -T 1 -f -o ramdisk/big2.fastq.gz big2.fastq'
1.00 ± 0.01 times faster than 'igzip -2 -T 2 -f -o ramdisk/big2.fastq.gz big2.fastq'
618M ramdisk/big2.fastq.gz
Benchmark #1: igzip -3 -T 1 -f -o ramdisk/big2.fastq.gz big2.fastq
Time (mean ± σ): 8.355 s ± 0.061 s [User: 8.004 s, System: 0.349 s]
Range (min … max): 8.264 s … 8.427 s 10 runs
Benchmark #2: igzip -3 -T 2 -f -o ramdisk/big2.fastq.gz big2.fastq
Time (mean ± σ): 8.331 s ± 0.051 s [User: 7.970 s, System: 0.358 s]
Range (min … max): 8.273 s … 8.416 s 10 runs
Benchmark #3: igzip -3 -T 3 -f -o ramdisk/big2.fastq.gz big2.fastq
Time (mean ± σ): 8.331 s ± 0.066 s [User: 7.979 s, System: 0.350 s]
Range (min … max): 8.263 s … 8.439 s 10 runs
Summary
'igzip -3 -T 2 -f -o ramdisk/big2.fastq.gz big2.fastq' ran
1.00 ± 0.01 times faster than 'igzip -3 -T 3 -f -o ramdisk/big2.fastq.gz big2.fastq'
1.00 ± 0.01 times faster than 'igzip -3 -T 1 -f -o ramdisk/big2.fastq.gz big2.fastq'
622M ramdisk/big2.fastq.gz
Benchmark #1: pigz -0 -p 1 -c big2.fastq > ramdisk/big2.fastq.gz
Time (mean ± σ): 1.615 s ± 0.007 s [User: 1.141 s, System: 0.473 s]
Range (min … max): 1.603 s … 1.625 s 10 runs
Benchmark #2: pigz -0 -p 2 -c big2.fastq > ramdisk/big2.fastq.gz
Time (mean ± σ): 1.106 s ± 0.044 s [User: 2.600 s, System: 0.908 s]
Range (min … max): 1.027 s … 1.149 s 10 runs
Benchmark #3: pigz -0 -p 3 -c big2.fastq > ramdisk/big2.fastq.gz
Time (mean ± σ): 989.4 ms ± 23.7 ms [User: 2.739 s, System: 0.937 s]
Range (min … max): 962.4 ms … 1040.2 ms 10 runs
Summary
'pigz -0 -p 3 -c big2.fastq > ramdisk/big2.fastq.gz' ran
1.12 ± 0.05 times faster than 'pigz -0 -p 2 -c big2.fastq > ramdisk/big2.fastq.gz'
1.63 ± 0.04 times faster than 'pigz -0 -p 1 -c big2.fastq > ramdisk/big2.fastq.gz'
1,6G ramdisk/big2.fastq.gz
Benchmark #1: pigz -1 -p 1 -c big2.fastq > ramdisk/big2.fastq.gz
Time (mean ± σ): 22.207 s ± 0.451 s [User: 21.896 s, System: 0.307 s]
Range (min … max): 21.814 s … 23.405 s 10 runs
Warning: Statistical outliers were detected. Consider re-running this benchmark on a quiet PC without any interferences from other programs. It might help to use the '--warmup' or '--prepare' options.
Benchmark #2: pigz -1 -p 2 -c big2.fastq > ramdisk/big2.fastq.gz
Time (mean ± σ): 11.519 s ± 0.129 s [User: 23.991 s, System: 0.772 s]
Range (min … max): 11.405 s … 11.849 s 10 runs
Benchmark #3: pigz -1 -p 3 -c big2.fastq > ramdisk/big2.fastq.gz
Time (mean ± σ): 7.977 s ± 0.048 s [User: 24.800 s, System: 0.765 s]
Range (min … max): 7.893 s … 8.052 s 10 runs
Summary
'pigz -1 -p 3 -c big2.fastq > ramdisk/big2.fastq.gz' ran
1.44 ± 0.02 times faster than 'pigz -1 -p 2 -c big2.fastq > ramdisk/big2.fastq.gz'
2.78 ± 0.06 times faster than 'pigz -1 -p 1 -c big2.fastq > ramdisk/big2.fastq.gz'
658M ramdisk/big2.fastq.gz