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Code Issues Releases Wiki Activity

Allow library users to specify the rayon ThreadPool for UpdateBuilder

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This commit is contained in:
Clément Renault 2020-11-02 19:11:22 +01:00
parent 87902de010
commit 7e120fc441
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GPG key ID: 92ADA4E935E71FA4
3 changed files with 37 additions and 20 deletions
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13
src/subcommand/serve.rs
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@ -15,6 +15,8 @@ use futures::{FutureExt, StreamExt};
use grenad::CompressionType;
use heed::EnvOpenOptions;
use indexmap::IndexMap;
use once_cell::sync::OnceCell;
use rayon::ThreadPool;
use serde::{Serialize, Deserialize, Deserializer};
use structopt::StructOpt;
use tokio::fs::File as TFile;
@ -27,6 +29,8 @@ use crate::tokenizer::{simple_tokenizer, TokenType};
use crate::update::{UpdateBuilder, IndexDocumentsMethod, UpdateFormat};
use crate::{Index, UpdateStore, SearchResult};
static GLOBAL_THREAD_POOL: OnceCell<ThreadPool> = OnceCell::new();
#[derive(Debug, StructOpt)]
/// The HTTP main server of the milli project.
pub struct Opt {
@ -201,6 +205,11 @@ pub fn run(opt: Opt) -> anyhow::Result<()> {
let mut options = EnvOpenOptions::new();
options.map_size(opt.database_size);
// Setup the global thread pool
let jobs = opt.indexer.indexing_jobs.unwrap_or(0);
let pool = rayon::ThreadPoolBuilder::new().num_threads(jobs).build()?;
GLOBAL_THREAD_POOL.set(pool).unwrap();
// Open the LMDB database.
let index = Index::new(options, &opt.database)?;
@ -227,9 +236,7 @@ pub fn run(opt: Opt) -> anyhow::Result<()> {
if let Some(chunk_compression_level) = indexer_opt_cloned.chunk_compression_level {
update_builder.chunk_compression_level(chunk_compression_level);
}
if let Some(indexing_jobs) = indexer_opt_cloned.indexing_jobs {
update_builder.indexing_jobs(indexing_jobs);
}
update_builder.thread_pool(GLOBAL_THREAD_POOL.get().unwrap());
update_builder.log_every_n(indexer_opt_cloned.log_every_n);
update_builder.max_memory(indexer_opt_cloned.max_memory);
update_builder.linked_hash_map_size(indexer_opt_cloned.linked_hash_map_size);