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Add more timing logs to the Transform

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This commit is contained in:
Clément Renault 2023-11-01 10:07:03 +01:00
parent 0fb6acefc3
commit 0fc446c62f
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GPG Key ID: F250A4C4E3AE5F5F
1 changed files with 44 additions and 86 deletions
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84
milli/src/update/index_documents/transform.rs
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@ -150,6 +150,7 @@ impl<'a, 'i> Transform<'a, 'i> {
})
}
#[logging_timer::time]
pub fn read_documents<R, FP, FA>(
&mut self,
reader: EnrichedDocumentsBatchReader<R>,
@ -162,6 +163,8 @@ impl<'a, 'i> Transform<'a, 'i> {
FP: Fn(UpdateIndexingStep) + Sync,
FA: Fn() -> bool + Sync,
{
puffin::profile_function!();
let (mut cursor, fields_index) = reader.into_cursor_and_fields_index();
let external_documents_ids = self.index.external_documents_ids();
let mapping = create_fields_mapping(&mut self.fields_ids_map, &fields_index)?;
@ -212,13 +215,12 @@ impl<'a, 'i> Transform<'a, 'i> {
field_buffer_cache.sort_unstable_by(|(f1, _), (f2, _)| f1.cmp(f2));
// Build the new obkv document.
let mut writer = obkv::KvWriter::new(&mut obkv_buffer);
let mut writer = KvWriter::new(&mut obkv_buffer);
for (k, v) in field_buffer_cache.iter() {
writer.insert(*k, v)?;
}
let mut original_docid = None;
let docid = match self.new_external_documents_ids_builder.entry((*external_id).into()) {
HEntry::Occupied(entry) => *entry.get() as u32,
HEntry::Vacant(entry) => {
@ -275,8 +277,8 @@ impl<'a, 'i> Transform<'a, 'i> {
&mut document_sorter_buffer,
)?;
self.original_sorter.insert(docid.to_be_bytes(), &document_sorter_buffer)?;
match self.flatten_from_fields_ids_map(KvReader::new(base_obkv))? {
Some(flattened_obkv) => {
let base_obkv = KvReader::new(base_obkv);
if let Some(flattened_obkv) = self.flatten_from_fields_ids_map(base_obkv)? {
// we recreate our buffer with the flattened documents
document_sorter_buffer.clear();
document_sorter_buffer.push(Operation::Addition as u8);
@ -286,13 +288,8 @@ impl<'a, 'i> Transform<'a, 'i> {
keep_original_version,
&mut document_sorter_buffer,
)?;
self.flattened_sorter
.insert(docid.to_be_bytes(), &document_sorter_buffer)?
}
None => self
.flattened_sorter
.insert(docid.to_be_bytes(), &document_sorter_buffer)?,
}
self.flattened_sorter.insert(docid.to_be_bytes(), &document_sorter_buffer)?;
}
}
@ -310,23 +307,18 @@ impl<'a, 'i> Transform<'a, 'i> {
// We use the extracted/generated user id as the key for this document.
self.original_sorter.insert(docid.to_be_bytes(), &document_sorter_buffer)?;
match self.flatten_from_fields_ids_map(KvReader::new(&obkv_buffer))? {
Some(flattened_obkv) => {
let flattened_obkv = KvReader::new(&obkv_buffer);
if let Some(obkv) = self.flatten_from_fields_ids_map(flattened_obkv)? {
document_sorter_buffer.clear();
document_sorter_buffer.push(Operation::Addition as u8);
into_del_add_obkv(
KvReaderU16::new(&flattened_obkv),
KvReaderU16::new(&obkv),
false,
true,
&mut document_sorter_buffer,
)?;
self.flattened_sorter
.insert(docid.to_be_bytes(), &document_sorter_buffer)?
}
None => self
.flattened_sorter
.insert(docid.to_be_bytes(), &document_sorter_buffer)?,
)?
}
self.flattened_sorter.insert(docid.to_be_bytes(), &document_sorter_buffer)?;
}
documents_count += 1;
@ -361,6 +353,7 @@ impl<'a, 'i> Transform<'a, 'i> {
/// - If the document to remove was inserted by the `read_documents` method before but was NOT present in the db,
/// it's added into the grenad to ensure we don't insert it + removed from the list of new documents ids.
/// - If the document to remove was not present in either the db or the transform we do nothing.
#[logging_timer::time]
pub fn remove_documents<FA>(
&mut self,
mut to_remove: Vec<String>,
@ -370,6 +363,8 @@ impl<'a, 'i> Transform<'a, 'i> {
where
FA: Fn() -> bool + Sync,
{
puffin::profile_function!();
// there may be duplicates in the documents to remove.
to_remove.sort_unstable();
to_remove.dedup();
@ -439,24 +434,19 @@ impl<'a, 'i> Transform<'a, 'i> {
self.original_sorter.insert(docid.to_be_bytes(), &document_sorter_buffer)?;
// flatten it and push it as to delete in the flattened_sorter
match self.flatten_from_fields_ids_map(KvReader::new(base_obkv))? {
Some(flattened_obkv) => {
let flattened_obkv = KvReader::new(base_obkv);
if let Some(obkv) = self.flatten_from_fields_ids_map(flattened_obkv)? {
// we recreate our buffer with the flattened documents
document_sorter_buffer.clear();
document_sorter_buffer.push(Operation::Deletion as u8);
into_del_add_obkv(
KvReaderU16::new(&flattened_obkv),
KvReaderU16::new(&obkv),
true,
false,
&mut document_sorter_buffer,
)?;
self.flattened_sorter
.insert(docid.to_be_bytes(), &document_sorter_buffer)?
}
None => self
.flattened_sorter
.insert(docid.to_be_bytes(), &document_sorter_buffer)?,
}
self.flattened_sorter.insert(docid.to_be_bytes(), &document_sorter_buffer)?;
true
}
@ -591,42 +581,10 @@ impl<'a, 'i> Transform<'a, 'i> {
Ok(())
}
fn remove_deleted_documents_from_field_distribution(
&self,
rtxn: &RoTxn,
field_distribution: &mut FieldDistribution,
) -> Result<()> {
for deleted_docid in self.replaced_documents_ids.iter() {
let obkv = self.index.documents.get(rtxn, &BEU32::new(deleted_docid))?.ok_or(
InternalError::DatabaseMissingEntry { db_name: db_name::DOCUMENTS, key: None },
)?;
for (key, _) in obkv.iter() {
let name =
self.fields_ids_map.name(key).ok_or(FieldIdMapMissingEntry::FieldId {
field_id: key,
process: "Computing field distribution in transform.",
})?;
// We checked that the document was in the db earlier. If we can't find it it means
// there is an inconsistency between the field distribution and the field id map.
let field =
field_distribution.get_mut(name).ok_or(FieldIdMapMissingEntry::FieldId {
field_id: key,
process: "Accessing field distribution in transform.",
})?;
*field -= 1;
if *field == 0 {
// since we were able to get the field right before it's safe to unwrap here
field_distribution.remove(name).unwrap();
}
}
}
Ok(())
}
/// Generate the `TransformOutput` based on the given sorter that can be generated from any
/// format like CSV, JSON or JSON stream. This sorter must contain a key that is the document
/// id for the user side and the value must be an obkv where keys are valid fields ids.
#[logging_timer::time]
pub(crate) fn output_from_sorter<F>(
self,
wtxn: &mut heed::RwTxn,
@ -816,7 +774,7 @@ impl<'a, 'i> Transform<'a, 'i> {
let (docid, obkv) = result?;
obkv_buffer.clear();
let mut obkv_writer = obkv::KvWriter::<_, FieldId>::new(&mut obkv_buffer);
let mut obkv_writer = KvWriter::<_, FieldId>::new(&mut obkv_buffer);
// We iterate over the new `FieldsIdsMap` ids in order and construct the new obkv.
for (id, name) in new_fields_ids_map.iter() {