95 lines
3.7 KiB
Rust
95 lines
3.7 KiB
Rust
// Copyright 2015-2020 Parity Technologies (UK) Ltd.
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// This file is part of Open Ethereum.
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// Open Ethereum is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Open Ethereum is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Open Ethereum. If not, see <http://www.gnu.org/licenses/>.
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//! Benchmark snapshot::account::to_fat_rlps() which is a hot call during snapshots.
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use std::collections::HashSet;
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use account_db::AccountDB;
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use common_types::{
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basic_account::BasicAccount,
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snapshot::Progress
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};
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use criterion::{Criterion, criterion_group, criterion_main, black_box};
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use ethcore::test_helpers::new_temp_db;
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use ethereum_types::H256;
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use parking_lot::RwLock;
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use snapshot::test_helpers::to_fat_rlps;
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use tempdir::TempDir;
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use ethtrie::TrieDB;
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use trie_db::Trie;
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fn fat_rlps(c: &mut Criterion) {
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let tempdir = TempDir::new("").unwrap();
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let blockchain_db = new_temp_db(tempdir.path());
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let mut state_rebuilder = snapshot::StateRebuilder::new(blockchain_db.key_value().clone(), journaldb::Algorithm::OverlayRecent);
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// Chunk data collected from mainnet/ropsten around blocks 8.7M/6.8M (end of Oct '19). The data
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// sizes represent roughly the 99-percentile of account sizes. It takes some effort to find
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// accounts of representative size that are self-contained (i.e. do not have code in other
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// chunks).
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let chunks = vec![
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// Ropsten
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include_bytes!("./state-chunk-5279-0x2032dfb6ad93f1928dac70627a8767d2232568a1a7bf1c91ea416988000f8275.rlp").to_vec(),
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// Ropsten
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include_bytes!("./state-chunk-5905-0x104ff12a3fda9e0cb1aeef41fe7092982134eb116292c0eec725c32a815ef0ea.rlp").to_vec(),
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// Ropsten
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include_bytes!("./state-chunk-6341-0x3042ea62f982fd0cea02847ff0fd103a0beef3bb19389f5e77113c3ea355f803.rlp").to_vec(),
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// Ropsten
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include_bytes!("./state-chunk-6720-0x2075481dccdc2c4419112bfea2d09219a7223614656722a1a05a930baf2b0dd7.rlp").to_vec(),
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// Mainnet
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include_bytes!("./state-chunk-6933-0x104102770901b53230e78cfc8f6edce282eb21bfa00aa1c3543c79cb3402cf2d.rlp").to_vec(),
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];
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let flag = std::sync::atomic::AtomicBool::new(true);
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for chunk in &chunks {
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state_rebuilder.feed(&chunk, &flag).expect("feed fail");
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}
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let state_root = state_rebuilder.state_root();
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let journal_db = state_rebuilder.finalize(123, H256::random()).expect("finalize fail");
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let hashdb = journal_db.as_hash_db();
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let account_trie = TrieDB::new(&hashdb, &state_root).expect("triedb has our root");
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let account_iter = account_trie.iter().expect("there's a root in our trie");
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for (idx, item) in account_iter.enumerate() {
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let (account_key, account_data) = item.expect("data is the db is ok");
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let account_hash = H256::from_slice(&account_key);
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let basic_account: BasicAccount = rlp::decode(&*account_data).expect("rlp from disk is ok");
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let account_db = AccountDB::from_hash(hashdb, account_hash);
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let progress = RwLock::new(Progress::new());
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let mut used_code = HashSet::new();
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let bench_name = format!("to_fat_rlps, {} bytes, ({})", chunks[idx].len(), account_hash);
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c.bench_function(&bench_name, |b| {
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b.iter(|| {
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let _ = to_fat_rlps(
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black_box(&account_hash),
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black_box(&basic_account),
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black_box(&account_db),
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black_box(&mut used_code),
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black_box(4194304),
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black_box(4194304),
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&progress
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);
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})
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});
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}
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}
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criterion_group!(benches, fat_rlps);
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criterion_main!(benches);
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