denoland-deno/cli/bench/stdio/README.md

## `stdio` benchmarks

Compile the C baseline and run the benchmark:

```bash
cc stdio.c -o stdio -O3
time dd if=/dev/zero bs=65536 count=500000 | ./stdio
time dd if=/dev/zero bs=65536 count=500000 | deno run stdio.js
```
perf: use fast api for io read/write sync (#15863) ``` $ dd if=/dev/zero bs=65536 count=500000 \| ./stdio # C baseline 500000+0 records in 500000+0 records out 32768000000 bytes transferred in 4.126087 secs (7941664827 bytes/sec) c: size 32768000000 reads 500000 blocksize 65536 ``` ``` $ dd if=/dev/zero bs=65536 count=500000 \| deno run stdio.js # Deno 500000+0 records in 500000+0 records out 32768000000 bytes transferred in 4.279032 secs (7657806719 bytes/sec) deno: size 32768000000 reads 500000 blocksize 65536 ``` 2022-12-02 01:05:18 -05:00			## `stdio` benchmarks

			`Compile the C baseline and run the benchmark:`

			```bash
			`cc stdio.c -o stdio -O3`
			`time dd if=/dev/zero bs=65536 count=500000 \| ./stdio`
			`time dd if=/dev/zero bs=65536 count=500000 \| deno run stdio.js`
			```