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Versions: 37
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Stored size: 1.5 KB
Contents
#![feature(test)]
extern crate test;
use crossbeam_epoch::{self as epoch, Owned};
use crossbeam_utils::thread::scope;
use test::Bencher;
#[bench]
fn single_alloc_defer_free(b: &mut Bencher) {
b.iter(|| {
let guard = &epoch::pin();
let p = Owned::new(1).into_shared(guard);
unsafe {
guard.defer_destroy(p);
}
});
}
#[bench]
fn single_defer(b: &mut Bencher) {
b.iter(|| {
let guard = &epoch::pin();
guard.defer(move || ());
});
}
#[bench]
fn multi_alloc_defer_free(b: &mut Bencher) {
const THREADS: usize = 16;
const STEPS: usize = 10_000;
b.iter(|| {
scope(|s| {
for _ in 0..THREADS {
s.spawn(|_| {
for _ in 0..STEPS {
let guard = &epoch::pin();
let p = Owned::new(1).into_shared(guard);
unsafe {
guard.defer_destroy(p);
}
}
});
}
})
.unwrap();
});
}
#[bench]
fn multi_defer(b: &mut Bencher) {
const THREADS: usize = 16;
const STEPS: usize = 10_000;
b.iter(|| {
scope(|s| {
for _ in 0..THREADS {
s.spawn(|_| {
for _ in 0..STEPS {
let guard = &epoch::pin();
guard.defer(move || ());
}
});
}
})
.unwrap();
});
}
Version data entries
37 entries across 37 versions & 1 rubygems