mirror of
https://github.com/tokio-rs/tokio.git
synced 2026-08-29 00:00:11 +02:00
benches: use criterion instead of bencher (#5981)
This commit is contained in:
+91
-70
@@ -1,26 +1,30 @@
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use bencher::{black_box, Bencher};
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use std::sync::Arc;
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use tokio::{sync::RwLock, task};
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fn read_uncontended(b: &mut Bencher) {
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use criterion::measurement::WallTime;
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use criterion::{black_box, criterion_group, criterion_main, BenchmarkGroup, Criterion};
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fn read_uncontended(g: &mut BenchmarkGroup<WallTime>) {
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let rt = tokio::runtime::Builder::new_multi_thread()
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.worker_threads(6)
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.build()
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.unwrap();
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let lock = Arc::new(RwLock::new(()));
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b.iter(|| {
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let lock = lock.clone();
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rt.block_on(async move {
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for _ in 0..6 {
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let read = lock.read().await;
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let _read = black_box(read);
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}
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g.bench_function("read", |b| {
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b.iter(|| {
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let lock = lock.clone();
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rt.block_on(async move {
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for _ in 0..6 {
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let read = lock.read().await;
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let _read = black_box(read);
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}
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})
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})
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});
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}
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fn read_concurrent_uncontended_multi(b: &mut Bencher) {
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fn read_concurrent_uncontended_multi(g: &mut BenchmarkGroup<WallTime>) {
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let rt = tokio::runtime::Builder::new_multi_thread()
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.worker_threads(6)
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.build()
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@@ -32,23 +36,25 @@ fn read_concurrent_uncontended_multi(b: &mut Bencher) {
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}
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let lock = Arc::new(RwLock::new(()));
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b.iter(|| {
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let lock = lock.clone();
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rt.block_on(async move {
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let j = tokio::try_join! {
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone()))
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};
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j.unwrap();
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g.bench_function("read_concurrent_multi", |b| {
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b.iter(|| {
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let lock = lock.clone();
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rt.block_on(async move {
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let j = tokio::try_join! {
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone()))
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};
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j.unwrap();
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})
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})
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});
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}
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fn read_concurrent_uncontended(b: &mut Bencher) {
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fn read_concurrent_uncontended(g: &mut BenchmarkGroup<WallTime>) {
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let rt = tokio::runtime::Builder::new_current_thread()
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.build()
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.unwrap();
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@@ -59,22 +65,24 @@ fn read_concurrent_uncontended(b: &mut Bencher) {
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}
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let lock = Arc::new(RwLock::new(()));
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b.iter(|| {
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let lock = lock.clone();
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rt.block_on(async move {
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tokio::join! {
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone())
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};
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g.bench_function("read_concurrent", |b| {
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b.iter(|| {
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let lock = lock.clone();
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rt.block_on(async move {
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tokio::join! {
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone())
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};
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})
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})
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});
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}
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fn read_concurrent_contended_multi(b: &mut Bencher) {
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fn read_concurrent_contended_multi(g: &mut BenchmarkGroup<WallTime>) {
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let rt = tokio::runtime::Builder::new_multi_thread()
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.worker_threads(6)
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.build()
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@@ -86,24 +94,26 @@ fn read_concurrent_contended_multi(b: &mut Bencher) {
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}
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let lock = Arc::new(RwLock::new(()));
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b.iter(|| {
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let lock = lock.clone();
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rt.block_on(async move {
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let write = lock.write().await;
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let j = tokio::try_join! {
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async move { drop(write); Ok(()) },
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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};
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j.unwrap();
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g.bench_function("read_concurrent_multi", |b| {
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b.iter(|| {
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let lock = lock.clone();
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rt.block_on(async move {
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let write = lock.write().await;
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let j = tokio::try_join! {
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async move { drop(write); Ok(()) },
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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task::spawn(task(lock.clone())),
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};
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j.unwrap();
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})
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})
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});
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}
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fn read_concurrent_contended(b: &mut Bencher) {
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fn read_concurrent_contended(g: &mut BenchmarkGroup<WallTime>) {
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let rt = tokio::runtime::Builder::new_current_thread()
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.build()
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.unwrap();
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@@ -114,29 +124,40 @@ fn read_concurrent_contended(b: &mut Bencher) {
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}
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let lock = Arc::new(RwLock::new(()));
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b.iter(|| {
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let lock = lock.clone();
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rt.block_on(async move {
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let write = lock.write().await;
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tokio::join! {
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async move { drop(write) },
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone()),
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};
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g.bench_function("read_concurrent", |b| {
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b.iter(|| {
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let lock = lock.clone();
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rt.block_on(async move {
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let write = lock.write().await;
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tokio::join! {
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async move { drop(write) },
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone()),
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task(lock.clone()),
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};
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})
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})
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});
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}
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bencher::benchmark_group!(
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sync_rwlock,
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read_uncontended,
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read_concurrent_uncontended,
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read_concurrent_uncontended_multi,
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read_concurrent_contended,
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read_concurrent_contended_multi
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);
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fn bench_contention(c: &mut Criterion) {
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let mut group = c.benchmark_group("contention");
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read_concurrent_contended(&mut group);
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read_concurrent_contended_multi(&mut group);
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group.finish();
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}
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bencher::benchmark_main!(sync_rwlock);
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fn bench_uncontented(c: &mut Criterion) {
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let mut group = c.benchmark_group("uncontented");
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read_uncontended(&mut group);
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read_concurrent_uncontended(&mut group);
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read_concurrent_uncontended_multi(&mut group);
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group.finish();
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}
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criterion_group!(contention, bench_contention);
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criterion_group!(uncontented, bench_uncontented);
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criterion_main!(contention, uncontented);
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