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Slowdown again

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This commit is contained in:
Igor Katson 2024-05-01 22:44:30 +01:00
parent 5027d8ccd1
commit b597ee0fad
4 changed files with 39 additions and 4 deletions
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19
crates/librqbit/src/storage/slow.rs
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@ -1,6 +1,7 @@
use std::time::Duration;
use rand::Rng;
use rand_distr::Distribution;
use super::{StorageFactory, TorrentStorage};
@ -30,9 +31,23 @@ pub struct SlowStorage<U> {
underlying: U,
}
fn random_duration() -> Duration {
use rand_distr::StandardNormal;
let s = StandardNormal {};
let sl: f64 = s.sample(&mut rand::thread_rng());
// let sl = Duration::from_secs_f64(sl);
// tracing::trace!(duration = ?sl, "sleeping");
// std::thread::sleep(sl)
//
let micros = 340f64 + sl * 200.;
let micros = micros.max(0.001) * 2.;
Duration::from_micros(micros as u64)
}
fn random_sleep() {
let sl = rand::thread_rng().gen_range(0f64..0.1f64);
let sl = Duration::from_secs_f64(sl);
let sl = random_duration();
tracing::trace!(duration = ?sl, "sleeping");
std::thread::sleep(sl)
}