surrealpatch/lib/benches/index_btree.rs
Tobie Morgan Hitchcock bfc474e4d8
Refactor transaction, caching, and key-value store interfaces (#4257)
Co-authored-by: Gerard Guillemas Martos <gerard.guillemas@surrealdb.com>
2024-07-17 22:44:05 +00:00

84 lines
2.7 KiB
Rust

use criterion::{black_box, criterion_group, criterion_main, Criterion, Throughput};
use rand::prelude::SliceRandom;
use rand::thread_rng;
use std::fmt::Debug;
use std::time::Duration;
use surrealdb::idx::trees::bkeys::{BKeys, FstKeys, TrieKeys};
use surrealdb::idx::trees::btree::{BState, BTree, Payload};
use surrealdb::idx::trees::store::cache::TreeCache;
use surrealdb::idx::trees::store::{TreeNodeProvider, TreeStore};
use surrealdb::kvs::{Datastore, Key, LockType::*, TransactionType::*};
use tokio::runtime::Runtime;
macro_rules! get_key_value {
($idx:expr) => {{
(format!("{}", $idx).into(), ($idx * 10) as Payload)
}};
}
fn bench_index_btree(c: &mut Criterion) {
let (samples_len, samples) = setup();
let mut group = c.benchmark_group("index_btree");
group.throughput(Throughput::Elements(samples_len as u64));
group.sample_size(10);
group.measurement_time(Duration::from_secs(30));
group.bench_function("trees-insertion-fst", |b| {
b.to_async(Runtime::new().unwrap())
.iter(|| bench::<_, FstKeys>(samples_len, 100, |i| get_key_value!(samples[i])))
});
group.bench_function("trees-insertion-trie", |b| {
b.to_async(Runtime::new().unwrap())
.iter(|| bench::<_, TrieKeys>(samples_len, 100, |i| get_key_value!(samples[i])))
});
group.bench_function("trees-insertion-fst-fullcache", |b| {
b.to_async(Runtime::new().unwrap())
.iter(|| bench::<_, FstKeys>(samples_len, 0, |i| get_key_value!(samples[i])))
});
group.bench_function("trees-insertion-trie-fullcache", |b| {
b.to_async(Runtime::new().unwrap())
.iter(|| bench::<_, TrieKeys>(samples_len, 0, |i| get_key_value!(samples[i])))
});
group.finish();
}
fn setup() -> (usize, Vec<usize>) {
let samples_len = if cfg!(debug_assertions) {
1000 // debug is much slower!
} else {
100_000
};
let mut samples: Vec<usize> = (0..samples_len).collect();
let mut rng = thread_rng();
samples.shuffle(&mut rng);
(samples_len, samples)
}
async fn bench<F, BK>(samples_size: usize, cache_size: usize, sample_provider: F)
where
F: Fn(usize) -> (Key, Payload),
BK: BKeys + Clone + Default + Debug,
{
let ds = Datastore::new("memory").await.unwrap();
let tx = ds.transaction(Write, Optimistic).await.unwrap();
let mut t = BTree::<BK>::new(BState::new(100));
let np = TreeNodeProvider::Debug;
let c = TreeCache::new(0, np.get_key(0), np.clone(), cache_size);
let mut s = TreeStore::new(np, c.into(), Write).await;
for i in 0..samples_size {
let (key, payload) = sample_provider(i);
// Insert the sample
t.insert(&tx, &mut s, key.clone(), payload).await.unwrap();
// Search for it
black_box(t.search_mut(&tx, &mut s, &key).await.unwrap());
}
s.finish(&tx).await.unwrap();
tx.commit().await.unwrap();
}
criterion_group!(benches, bench_index_btree);
criterion_main!(benches);