From 44b365a23f6032f04a3f15b4af149d45dc7e5831 Mon Sep 17 00:00:00 2001 From: Alex Garcia Date: Tue, 11 Jun 2024 23:57:46 -0700 Subject: [PATCH] micro benchmarks work --- benchmarks/micro/Cargo.lock | 629 ++++++++++++++++++++++- benchmarks/micro/Cargo.toml | 12 + benchmarks/micro/benches/my_benchmark.rs | 105 ++++ benchmarks/micro/build.rs | 5 + benchmarks/micro/src/lib.rs | 33 +- 5 files changed, 754 insertions(+), 30 deletions(-) create mode 100644 benchmarks/micro/benches/my_benchmark.rs create mode 100644 benchmarks/micro/build.rs diff --git a/benchmarks/micro/Cargo.lock b/benchmarks/micro/Cargo.lock index f4dbded..c94850f 100644 --- a/benchmarks/micro/Cargo.lock +++ b/benchmarks/micro/Cargo.lock @@ -14,6 +14,38 @@ dependencies = [ "zerocopy", ] +[[package]] +name = "aho-corasick" +version = "1.1.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916" +dependencies = [ + "memchr", +] + 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zerocopy::AsBytes; + +fn random_vector(n: usize) -> Vec { + let mut rng = rand::thread_rng(); + (0..n).map(|_| rng.gen()).collect() +} + +fn setup_base(page_size: usize, d: usize, n: i32) -> Connection { + let base: Vec> = (0..n).map(|_| random_vector(d)).collect(); + + let mut db = Connection::open_in_memory().unwrap(); + db.pragma_update( + Some(rusqlite::DatabaseName::Main), + "page_size", + page_size, //, + //|row| Ok(assert!(row.get::(0).unwrap() == page_size)), + ) + .unwrap(); + assert_eq!( + db.pragma_query_value(Some(rusqlite::DatabaseName::Main), "page_size", |v| { + Ok(v.get::(0).unwrap()) + }) + .unwrap(), + page_size, + ); + db.execute( + format!("create virtual table vec_base using vec0(a float[{d}])").as_str(), + [], + ) + .unwrap(); + + let tx = db.transaction().unwrap(); + for item in &base { + tx.execute("insert into vec_base(a) values (?)", [item.as_bytes()]) + .unwrap(); + } + tx.commit().unwrap(); + db +} +pub fn criterion_benchmark(c: &mut Criterion) { + init_vec(); + + let n = 1_000_000; + let d = 1536; + let k = 10; + let page_size = 8192; + + let page_sizes = [4096, 8192, 16384, 32768]; + for page_size in page_sizes { + let db = setup_base(page_size, d, n); + + let mut stmt = db + .prepare("select rowid, a from vec_base where rowid = ?") + .unwrap(); + + c.bench_function( + format!("point page_size={page_size} n={n} dimension={d} k={k}").as_str(), + |b| { + let mut rng = rand::thread_rng(); + let query: i64 = rng.gen_range(0..n.into()); + + b.iter(|| { + let result: (i64, Vec) = stmt + .query_row(rusqlite::params![query], |r| { + Ok((r.get(0).unwrap(), r.get(1).unwrap())) + }) + .unwrap(); + assert_eq!(result.0, query); + }); + }, + ); + /* + c.bench_function( + format!("KNN page_size={page_size} n={n} dimension={d} k={k}").as_str(), + |b| { + let query: Vec = random_vector(d); + let db = setup_base(page_size, d, n); + + let mut stmt = db.prepare( + "select rowid, distance from vec_base where a match ? order by distance limit ?", + ) + .unwrap(); + + b.iter(|| { + let result: Vec<(i64, f64)> = stmt + .query_map(rusqlite::params![query.as_bytes(), k], |r| { + Ok((r.get(0).unwrap(), r.get(1).unwrap())) + }) + .unwrap() + .collect::, _>>() + .unwrap(); + assert_eq!(result.len(), 10); + }); + stmt.finalize().unwrap() + }, + ); */ + } +} + +criterion_group!(benches, criterion_benchmark); +criterion_main!(benches); diff --git a/benchmarks/micro/build.rs b/benchmarks/micro/build.rs new file mode 100644 index 0000000..003a6e3 --- /dev/null +++ b/benchmarks/micro/build.rs @@ -0,0 +1,5 @@ +fn main() { + cc::Build::new() + .file("../../sqlite-vec.c") + .compile("sqlite_vec0"); +} diff --git a/benchmarks/micro/src/lib.rs b/benchmarks/micro/src/lib.rs index 50b4426..9deec9d 100644 --- a/benchmarks/micro/src/lib.rs +++ b/benchmarks/micro/src/lib.rs @@ -1,31 +1,12 @@ -#![feature(test)] +use rusqlite::ffi::sqlite3_auto_extension; -extern crate test; - -pub fn add_two(a: i32) -> i32 { - a + 2 +#[link(name = "sqlite_vec0")] +extern "C" { + pub fn sqlite3_vec_init(); } -#[cfg(test)] -mod tests { - use super::*; - use rusqlite::Connection; - use test::Bencher; - - #[test] - fn it_works() { - assert_eq!(4, add_two(2)); - } - - #[bench] - fn bench_add_two(b: &mut Bencher) { - let db = Connection::open_in_memory().unwrap(); - let v: Vec = vec![0.1, 0.2, 0.3]; - - b.iter(|| { - let sqlite_version: String = db - .query_row("select sqlite_version()", [], |x| x.get(0)) - .unwrap(); - }); +pub fn init_vec() { + unsafe { + sqlite3_auto_extension(Some(std::mem::transmute(sqlite3_vec_init as *const ()))); } }