31 lines
1.2 KiB
Rust
31 lines
1.2 KiB
Rust
use procfs::{diskstats, process::Process, DiskStat};
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use std::collections::HashMap;
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use std::iter::FromIterator;
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fn main() {
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let me = Process::myself().unwrap();
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let mounts = me.mountinfo().unwrap();
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// Get a list of all disks that we have IO stat info on
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let disk_stats: HashMap<(i32, i32), DiskStat> =
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HashMap::from_iter(diskstats().unwrap().into_iter().map(|i| ((i.major, i.minor), i)));
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for mount in mounts {
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// parse the majmin string (something like "0:3") into an (i32, i32) tuple
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let (maj, min): (i32, i32) = {
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let mut s = mount.majmin.split(':');
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(s.next().unwrap().parse().unwrap(), s.next().unwrap().parse().unwrap())
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};
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if let Some(stat) = disk_stats.get(&(maj, min)) {
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println!("{} mounted on {}:", stat.name, mount.mount_point.display());
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println!(" total reads: {} ({} ms)", stat.reads, stat.time_reading);
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println!(" total writes: {} ({} ms)", stat.writes, stat.time_writing);
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println!(
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" total flushes: {} ({} ms)",
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stat.flushes.unwrap_or(0),
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stat.time_flushing.unwrap_or(0)
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);
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}
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}
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}
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