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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,109 @@ | ||
| use std::time::{Duration, Instant}; | ||
|
|
||
| use criterion::{black_box, criterion_group, criterion_main, Criterion}; | ||
| use tokio::{ | ||
| runtime::Runtime, | ||
| time::{sleep, timeout}, | ||
| }; | ||
|
|
||
| // a very quick async task, but might timeout | ||
| async fn quick_job() -> usize { | ||
| 1 | ||
| } | ||
|
|
||
| fn build_run_time(workers: usize) -> Runtime { | ||
| if workers == 1 { | ||
| tokio::runtime::Builder::new_current_thread() | ||
| .enable_all() | ||
| .build() | ||
| .unwrap() | ||
| } else { | ||
| tokio::runtime::Builder::new_multi_thread() | ||
| .enable_all() | ||
| .worker_threads(workers) | ||
| .build() | ||
| .unwrap() | ||
| } | ||
| } | ||
|
|
||
| fn single_thread_scheduler_timeout(c: &mut Criterion) { | ||
| do_timeout_test(c, 1, "single_thread_timeout"); | ||
| } | ||
|
|
||
| fn multi_thread_scheduler_timeout(c: &mut Criterion) { | ||
| do_timeout_test(c, 8, "multi_thread_timeout-8"); | ||
| } | ||
|
|
||
| fn do_timeout_test(c: &mut Criterion, workers: usize, name: &str) { | ||
| let runtime = build_run_time(workers); | ||
| c.bench_function(name, |b| { | ||
| b.iter_custom(|iters| { | ||
| let start = Instant::now(); | ||
| runtime.block_on(async { | ||
| black_box(spawn_timeout_job(iters as usize, workers).await); | ||
| }); | ||
| start.elapsed() | ||
| }) | ||
| }); | ||
| } | ||
|
|
||
| async fn spawn_timeout_job(iters: usize, procs: usize) { | ||
| let mut handles = Vec::with_capacity(procs); | ||
| for _ in 0..procs { | ||
| handles.push(tokio::spawn(async move { | ||
| for _ in 0..iters / procs { | ||
| let h = timeout(Duration::from_secs(1), quick_job()); | ||
| assert_eq!(black_box(h.await.unwrap()), 1); | ||
| } | ||
| })); | ||
| } | ||
| for handle in handles { | ||
| handle.await.unwrap(); | ||
| } | ||
| } | ||
|
|
||
| fn single_thread_scheduler_sleep(c: &mut Criterion) { | ||
| do_sleep_test(c, 1, "single_thread_sleep"); | ||
| } | ||
|
|
||
| fn multi_thread_scheduler_sleep(c: &mut Criterion) { | ||
| do_sleep_test(c, 8, "multi_thread_sleep-8"); | ||
| } | ||
|
|
||
| fn do_sleep_test(c: &mut Criterion, workers: usize, name: &str) { | ||
| let runtime = build_run_time(workers); | ||
|
|
||
| c.bench_function(name, |b| { | ||
| b.iter_custom(|iters| { | ||
| let start = Instant::now(); | ||
| runtime.block_on(async { | ||
| black_box(spawn_sleep_job(iters as usize, workers).await); | ||
| }); | ||
| start.elapsed() | ||
| }) | ||
| }); | ||
| } | ||
|
|
||
| async fn spawn_sleep_job(iters: usize, procs: usize) { | ||
| let mut handles = Vec::with_capacity(procs); | ||
| for _ in 0..procs { | ||
| handles.push(tokio::spawn(async move { | ||
| for _ in 0..iters / procs { | ||
| let _h = black_box(sleep(Duration::from_secs(1))); | ||
| } | ||
| })); | ||
| } | ||
| for handle in handles { | ||
| handle.await.unwrap(); | ||
| } | ||
| } | ||
|
|
||
| criterion_group!( | ||
| timeout_benchmark, | ||
| single_thread_scheduler_timeout, | ||
| multi_thread_scheduler_timeout, | ||
| single_thread_scheduler_sleep, | ||
| multi_thread_scheduler_sleep | ||
| ); | ||
|
|
||
| criterion_main!(timeout_benchmark); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,4 +1,4 @@ | ||
| 283 | ||
| 284 | ||
| & | ||
| + | ||
| < | ||
|
|
@@ -131,6 +131,7 @@ io | |
| IOCP | ||
| iOS | ||
| IOs | ||
| io_uring | ||
| IP | ||
| IPv4 | ||
| IPv6 | ||
|
|
||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,9 @@ | ||
| This is used for the `no-atomic-u64-test` ci check that verifies that Tokio | ||
| works even if the `AtomicU64` type is missing. | ||
|
|
||
| When increasing the nightly compiler version, you may need to regenerate this | ||
| target using the following command: | ||
| ``` | ||
| rustc +nightly -Z unstable-options --print target-spec-json --target i686-unknown-linux-gnu | grep -v 'is-builtin' | sed 's/"max-atomic-width": 64/"max-atomic-width": 32/' > target-specs/i686-unknown-linux-gnu.json | ||
| ``` | ||
|
|
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