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Always collect the geopoint even when deleting one

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This commit is contained in:
Clément Renault 2024-11-12 16:25:13 +01:00
parent 408a7cec6e
commit f9e5a06699
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GPG Key ID: F250A4C4E3AE5F5F
4 changed files with 210 additions and 51 deletions
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48
crates/milli/src/update/new/channel.rs
View File

@ -3,9 +3,12 @@ use std::sync::atomic::{AtomicUsize, Ordering};
use crossbeam_channel::{IntoIter, Receiver, SendError, Sender};
use heed::types::Bytes;
use memmap2::Mmap;
use roaring::RoaringBitmap;
use super::extract::FacetKind;
use super::StdResult;
use crate::index::main_key::GEO_RTREE_KEY;
use crate::index::IndexEmbeddingConfig;
use crate::update::new::KvReaderFieldId;
use crate::vector::Embedding;
@ -25,9 +28,9 @@ pub fn extractor_writer_channel(cap: usize) -> (ExtractorSender, WriterReceiver)
)
}
pub struct KeyValueEntry {
pub key_length: usize,
pub data: Box<[u8]>,
pub enum KeyValueEntry {
Small { key_length: usize, data: Box<[u8]> },
Large { key_entry: KeyEntry, data: Mmap },
}
impl KeyValueEntry {
@ -35,14 +38,25 @@ impl KeyValueEntry {
let mut data = Vec::with_capacity(key.len() + value.len());
data.extend_from_slice(key);
data.extend_from_slice(value);
KeyValueEntry { key_length: key.len(), data: data.into_boxed_slice() }
KeyValueEntry::Small { key_length: key.len(), data: data.into_boxed_slice() }
}
fn from_large_key_value(key: &[u8], value: Mmap) -> Self {
KeyValueEntry::Large { key_entry: KeyEntry::from_key(key), data: value }
}
pub fn key(&self) -> &[u8] {
&self.data[..self.key_length]
match self {
KeyValueEntry::Small { key_length, data } => &data[..*key_length],
KeyValueEntry::Large { key_entry, data: _ } => key_entry.entry(),
}
}
pub fn value(&self) -> &[u8] {
&self.data[self.key_length..]
match self {
KeyValueEntry::Small { key_length, data } => &data[*key_length..],
KeyValueEntry::Large { key_entry: _, data } => &data[..],
}
}
}
@ -97,6 +111,7 @@ pub struct DbOperation {
#[derive(Debug)]
pub enum Database {
Main,
Documents,
ExternalDocumentsIds,
ExactWordDocids,
@ -115,6 +130,7 @@ pub enum Database {
impl Database {
pub fn database(&self, index: &Index) -> heed::Database<Bytes, Bytes> {
match self {
Database::Main => index.main.remap_types(),
Database::Documents => index.documents.remap_types(),
Database::ExternalDocumentsIds => index.external_documents_ids.remap_types(),
Database::ExactWordDocids => index.exact_word_docids.remap_types(),
@ -207,6 +223,10 @@ impl ExtractorSender {
EmbeddingSender(&self.sender)
}
pub fn geo(&self) -> GeoSender<'_> {
GeoSender(&self.sender)
}
fn send_delete_vector(&self, docid: DocumentId) -> StdResult<(), SendError<()>> {
match self
.sender
@ -423,3 +443,19 @@ impl EmbeddingSender<'_> {
.map_err(|_| SendError(()))
}
}
pub struct GeoSender<'a>(&'a Sender<WriterOperation>);
impl GeoSender<'_> {
pub fn set_rtree(&self, value: Mmap) -> StdResult<(), SendError<()>> {
self.0
.send(WriterOperation::DbOperation(DbOperation {
database: Database::Main,
entry: EntryOperation::Write(KeyValueEntry::from_large_key_value(
GEO_RTREE_KEY.as_bytes(),
value,
)),
}))
.map_err(|_| SendError(()))
}
}

130
crates/milli/src/update/new/extract/geo/mod.rs
View File

@ -1,16 +1,13 @@
use std::cell::RefCell;
use std::fs::File;
use std::io::{BufWriter, Write as _};
use std::mem::size_of;
use std::result;
use std::io::{self, BufReader, BufWriter, ErrorKind, Read, Write as _};
use std::{mem, result};
use bumpalo::Bump;
use bytemuck::{bytes_of, Pod, Zeroable};
use heed::RoTxn;
use raw_collections::bbbul::BitPacker4x;
use raw_collections::Bbbul;
use serde_json::value::RawValue;
use serde_json::Value;
use uell::Uell;
use crate::error::GeoError;
use crate::update::new::document::Document;
@ -40,29 +37,88 @@ impl GeoExtractor {
}
}
#[derive(Pod, Zeroable, Copy, Clone)]
#[repr(C, packed)]
pub struct GeoPoint {
document_id: DocumentId,
lat_lng: [f64; 2],
}
pub struct GeoExtractorData<'extractor> {
/// The set of documents ids that were removed. If a document sees its geo
/// point being updated, we first delete it and then insert it in the inserted.
removed: Bbbul<'extractor, BitPacker4x>,
/// The set of document ids associated to the two f64 geo points.
inserted: Uell<'extractor, [u8; size_of::<DocumentId>() + 2 * size_of::<f64>()]>,
/// point being updated, we first put it in the deleted and then in the inserted.
removed: bumpalo::collections::Vec<'extractor, GeoPoint>,
inserted: bumpalo::collections::Vec<'extractor, GeoPoint>,
/// TODO Do the doc
spilled_removed: Option<BufWriter<File>>,
/// TODO Do the doc
spilled_inserted: Option<BufWriter<File>>,
}
impl<'extractor> GeoExtractorData<'extractor> {
pub fn freeze(self) -> Result<FrozenGeoExtractorData<'extractor>> {
let GeoExtractorData { removed, inserted, spilled_removed, spilled_inserted } = self;
Ok(FrozenGeoExtractorData {
removed: removed.into_bump_slice(),
inserted: inserted.into_bump_slice(),
spilled_removed: spilled_removed
.map(|bw| bw.into_inner().map(BufReader::new).map_err(|iie| iie.into_error()))
.transpose()?,
spilled_inserted: spilled_inserted
.map(|bw| bw.into_inner().map(BufReader::new).map_err(|iie| iie.into_error()))
.transpose()?,
})
}
}
unsafe impl MostlySend for GeoExtractorData<'_> {}
pub struct FrozenGeoExtractorData<'extractor> {
pub removed: &'extractor [GeoPoint],
pub inserted: &'extractor [GeoPoint],
pub spilled_removed: Option<BufReader<File>>,
pub spilled_inserted: Option<BufReader<File>>,
}
impl<'extractor> FrozenGeoExtractorData<'extractor> {
pub fn get_removed_and_clear(&mut self) -> io::Result<RoaringBitmap> {
let mut output = RoaringBitmap::new();
let mut iter = self.removed.iter_and_clear();
while let Some(block) = iter.next_block() {
let numbers = block.iter().copied();
output |= RoaringBitmap::from_sorted_iter(numbers).unwrap();
}
if let Some(mut file) = self.spilled_removed.take() {
let mut number_bytes = [0u8; mem::size_of::<DocumentId>()];
loop {
match file.read_exact(&mut number_bytes) {
Ok(()) => {
let number = u32::from_be_bytes(number_bytes);
output.insert(number);
}
Err(e) if e.kind() == ErrorKind::UnexpectedEof => (),
Err(e) => return Err(e),
}
}
}
Ok(output)
}
}
impl<'extractor> Extractor<'extractor> for GeoExtractor {
type Data = RefCell<GeoExtractorData<'extractor>>;
fn init_data<'doc>(&'doc self, extractor_alloc: &'extractor Bump) -> Result<Self::Data> {
Ok(RefCell::new(GeoExtractorData {
inserted: Uell::new_in(extractor_alloc),
removed: Bbbul::new_in(extractor_alloc),
spilled_removed: None,
removed: bumpalo::collections::Vec::new_in(extractor_alloc),
// inserted: Uell::new_in(extractor_alloc),
inserted: bumpalo::collections::Vec::new_in(extractor_alloc),
spilled_inserted: None,
spilled_removed: None,
}))
}
@ -76,7 +132,6 @@ impl<'extractor> Extractor<'extractor> for GeoExtractor {
let max_memory = self.grenad_parameters.max_memory;
let db_fields_ids_map = context.db_fields_ids_map;
let mut data_ref = context.data.borrow_mut_or_yield();
let mut buffer = Vec::new();
for change in changes {
if max_memory.map_or(false, |mm| context.extractor_alloc.allocated_bytes() >= mm) {
@ -88,9 +143,19 @@ impl<'extractor> Extractor<'extractor> for GeoExtractor {
match change? {
DocumentChange::Deletion(deletion) => {
let docid = deletion.docid();
match &mut data_ref.spilled_removed {
Some(file) => file.write_all(&docid.to_be_bytes()[..])?,
None => data_ref.removed.insert(docid),
let external_id = deletion.external_document_id();
let current = deletion.current(rtxn, index, db_fields_ids_map)?;
let current_geo = current
.geo_field()?
.map(|geo| extract_geo_coordinates(external_id, geo))
.transpose()?;
if let Some(lat_lng) = current_geo {
let geopoint = GeoPoint { document_id: docid, lat_lng };
match &mut data_ref.spilled_removed {
Some(file) => file.write_all(bytes_of(&geopoint))?,
None => data_ref.removed.push(geopoint),
}
}
}
DocumentChange::Update(update) => {
@ -113,18 +178,19 @@ impl<'extractor> Extractor<'extractor> for GeoExtractor {
// If the current and new geo points are different it means that
// we need to replace the current by the new point and therefore
// delete the current point from the RTree.
if current_geo.is_some() {
if let Some(lat_lng) = current_geo {
let geopoint = GeoPoint { document_id: docid, lat_lng };
match &mut data_ref.spilled_removed {
Some(file) => file.write_all(&docid.to_be_bytes()[..])?,
None => data_ref.removed.insert(docid),
Some(file) => file.write_all(bytes_of(&geopoint))?,
None => data_ref.removed.push(geopoint),
}
}
if let Some([lat, lng]) = updated_geo {
let entry = concat_docid_lat_lng(&mut buffer, docid, lat, lng);
if let Some(lat_lng) = updated_geo {
let geopoint = GeoPoint { document_id: docid, lat_lng };
match &mut data_ref.spilled_inserted {
Some(file) => file.write_all(entry)?,
None => data_ref.inserted.push(entry.try_into().unwrap()),
Some(file) => file.write_all(bytes_of(&geopoint))?,
None => data_ref.inserted.push(geopoint),
}
}
}
@ -139,11 +205,11 @@ impl<'extractor> Extractor<'extractor> for GeoExtractor {
.map(|geo| extract_geo_coordinates(external_id, geo))
.transpose()?;
if let Some([lat, lng]) = inserted_geo {
let entry = concat_docid_lat_lng(&mut buffer, docid, lat, lng);
if let Some(lat_lng) = inserted_geo {
let geopoint = GeoPoint { document_id: docid, lat_lng };
match &mut data_ref.spilled_inserted {
Some(file) => file.write_all(entry)?,
None => data_ref.inserted.push(entry.try_into().unwrap()),
Some(file) => file.write_all(bytes_of(&geopoint))?,
None => data_ref.inserted.push(geopoint),
}
}
}
@ -206,11 +272,3 @@ pub fn extract_finite_float_from_value(value: Value) -> result::Result<f64, Valu
Err(value)
}
}
fn concat_docid_lat_lng(buffer: &mut Vec<u8>, docid: DocumentId, lat: f64, lng: f64) -> &[u8] {
buffer.clear();
buffer.extend_from_slice(&docid.to_be_bytes());
buffer.extend_from_slice(&lat.to_be_bytes());
buffer.extend_from_slice(&lng.to_be_bytes());
&buffer[..]
}

58
crates/milli/src/update/new/indexer/mod.rs
View File

@ -33,6 +33,7 @@ use crate::index::main_key::{WORDS_FST_KEY, WORDS_PREFIXES_FST_KEY};
use crate::proximity::ProximityPrecision;
use crate::update::del_add::DelAdd;
use crate::update::new::extract::EmbeddingExtractor;
use crate::update::new::merger::merge_and_send_rtree;
use crate::update::new::words_prefix_docids::compute_exact_word_prefix_docids;
use crate::update::new::{merge_and_send_docids, merge_and_send_facet_docids, FacetDatabases};
use crate::update::settings::InnerIndexSettings;
@ -93,29 +94,33 @@ mod steps {
step(4)
}
pub const fn write_db() -> (u16, &'static str) {
pub const fn extract_geo_points() -> (u16, &'static str) {
step(5)
}
pub const fn write_embedding_db() -> (u16, &'static str) {
pub const fn write_db() -> (u16, &'static str) {
step(6)
}
pub const fn waiting_extractors() -> (u16, &'static str) {
pub const fn write_embedding_db() -> (u16, &'static str) {
step(7)
}
pub const fn post_processing_facets() -> (u16, &'static str) {
pub const fn waiting_extractors() -> (u16, &'static str) {
step(8)
}
pub const fn post_processing_words() -> (u16, &'static str) {
pub const fn post_processing_facets() -> (u16, &'static str) {
step(9)
}
pub const fn finalizing() -> (u16, &'static str) {
pub const fn post_processing_words() -> (u16, &'static str) {
step(10)
}
pub const fn finalizing() -> (u16, &'static str) {
step(11)
}
}
/// This is the main function of this crate.
@ -325,7 +330,15 @@ where
let (finished_steps, step_name) = steps::extract_word_proximity();
let caches = <WordPairProximityDocidsExtractor as DocidsExtractor>::run_extraction(grenad_parameters, document_changes, indexing_context, &mut extractor_allocs, finished_steps, total_steps, step_name)?;
let caches = <WordPairProximityDocidsExtractor as DocidsExtractor>::run_extraction(grenad_parameters,
document_changes,
indexing_context,
&mut extractor_allocs,
finished_steps,
total_steps,
step_name,
)?;
merge_and_send_docids(
caches,
index.word_pair_proximity_docids.remap_types(),
@ -348,8 +361,6 @@ where
let extractor = EmbeddingExtractor::new(embedders, &embedding_sender, field_distribution, request_threads());
let mut datastore = ThreadLocal::with_capacity(pool.current_num_threads());
let (finished_steps, step_name) = steps::extract_embeddings();
extract(document_changes, &extractor, indexing_context, &mut extractor_allocs, &datastore, finished_steps, total_steps, step_name)?;
for config in &mut index_embeddings {
@ -363,6 +374,35 @@ where
embedding_sender.finish(index_embeddings).unwrap();
}
'geo: {
let span = tracing::trace_span!(target: "indexing::documents::extract", "geo");
let _entered = span.enter();
// let geo_sender = extractor_sender.geo_points();
let Some(extractor) = GeoExtractor::new(&rtxn, index, grenad_parameters)? else {
break 'geo;
};
let datastore = ThreadLocal::with_capacity(pool.current_num_threads());
let (finished_steps, step_name) = steps::extract_geo_points();
extract(document_changes,
&extractor,
indexing_context,
&mut extractor_allocs,
&datastore,
finished_steps,
total_steps,
step_name,
)?;
merge_and_send_rtree(
datastore,
&rtxn,
index,
extractor_sender.geo(),
&indexing_context.must_stop_processing,
)?;
}
// TODO THIS IS TOO MUCH
// - [ ] Extract fieldid docid facet number
// - [ ] Extract fieldid docid facet string

25
crates/milli/src/update/new/merger.rs
View File

@ -1,3 +1,5 @@
use std::cell::RefCell;
use hashbrown::HashSet;
use heed::types::Bytes;
use heed::{Database, RoTxn};
@ -7,9 +9,32 @@ use roaring::RoaringBitmap;
use super::channel::*;
use super::extract::{
merge_caches, transpose_and_freeze_caches, BalancedCaches, DelAddRoaringBitmap, FacetKind,
GeoExtractorData,
};
use crate::{CboRoaringBitmapCodec, FieldId, Index, InternalError, Result};
#[tracing::instrument(level = "trace", skip_all, target = "indexing::merge")]
pub fn merge_and_send_rtree<'extractor, MSP>(
datastore: impl IntoIterator<Item = RefCell<GeoExtractorData<'extractor>>>,
rtxn: &RoTxn,
index: &Index,
geo_sender: GeoSender<'_>,
must_stop_processing: &MSP,
) -> Result<()>
where
MSP: Fn() -> bool + Sync,
{
let mut rtree = index.geo_rtree(rtxn)?.unwrap_or_default();
for data in datastore {
let mut frozen = data.into_inner().freeze()?;
let removed = frozen.get_removed_and_clear()?;
removed.into_iter().for_each(|docid| rtree.remove(t));
}
Ok(())
}
#[tracing::instrument(level = "trace", skip_all, target = "indexing::merge")]
pub fn merge_and_send_docids<'extractor, MSP>(
mut caches: Vec<BalancedCaches<'extractor>>,