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Properly set parallelism (#7370) (#7372)

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mergify[bot]
2019-12-09 01:03:35 -08:00
committed by Grimes
parent 5d37a0d108
commit 625a9fd932
1 changed files with 2 additions and 5 deletions
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7
ledger/src/blocktree_db.rs
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@ -13,8 +13,6 @@ use solana_client::rpc_request::RpcTransactionStatus;
use solana_sdk::{clock::Slot, signature::Signature}; use solana_sdk::{clock::Slot, signature::Signature};
use std::{collections::HashMap, fs, marker::PhantomData, path::Path, sync::Arc}; use std::{collections::HashMap, fs, marker::PhantomData, path::Path, sync::Arc};
// A good value for this is the number of cores on the machine
const TOTAL_THREADS: i32 = 8;
const MAX_WRITE_BUFFER_SIZE: u64 = 256 * 1024 * 1024; // 256MB const MAX_WRITE_BUFFER_SIZE: u64 = 256 * 1024 * 1024; // 256MB
// Column family for metadata about a leader slot // Column family for metadata about a leader slot
@ -727,8 +725,7 @@ fn get_db_options() -> Options {
let mut options = Options::default(); let mut options = Options::default();
options.create_if_missing(true); options.create_if_missing(true);
options.create_missing_column_families(true); options.create_missing_column_families(true);
options.increase_parallelism(TOTAL_THREADS); // A good value for this is the number of cores on the machine
options.set_max_background_flushes(4); options.increase_parallelism(sys_info::cpu_num().unwrap() as i32);
options.set_max_background_compactions(4);
options options
} }