26 lines
739 B
Rust
26 lines
739 B
Rust
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use std::fs;
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use std::process::Command;
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fn main() {
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// run the dd command with a block size of 1 MB, 10K times (10GB file)
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let output = Command::new("dd")
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.arg("bs=1M")
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.arg("count=10240")
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.arg("if=/dev/zero")
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.arg("of=./speed-test")
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.output()
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.expect("Failed to execute command");
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// check that the command succeeded
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assert!(output.status.success());
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// for whatever reason, `dd` output ends up in stderr
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println!("{}", String::from_utf8_lossy(&output.stderr));
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// remove the test file
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match fs::remove_file("./speed-test") {
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Ok(()) => println!("Cleaning up..."),
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Err(e) => println!("There was a problem during cleanup - {}", e),
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}
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}
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