404 lines
13 KiB
Rust
404 lines
13 KiB
Rust
use benching_utils::{BeaconBlockBencher, BeaconStateBencher};
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use criterion::Criterion;
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use criterion::{black_box, Benchmark};
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use state_processing::{
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per_block_processing,
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per_block_processing::{
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process_attestations, process_attester_slashings, process_deposits, process_eth1_data,
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process_exits, process_proposer_slashings, process_randao, process_transfers,
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verify_block_signature,
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},
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};
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use types::*;
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/// Run the benchmarking suite on a foundation spec with 16,384 validators.
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pub fn block_processing_16k_validators(c: &mut Criterion) {
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let spec = ChainSpec::foundation();
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let validator_count = 16_384;
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let (mut state, keypairs) = build_state(validator_count, &spec);
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let block = build_block(&mut state, &keypairs, &spec);
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assert_eq!(
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block.body.proposer_slashings.len(),
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spec.max_proposer_slashings as usize,
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"The block should have the maximum possible proposer slashings"
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);
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assert_eq!(
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block.body.attester_slashings.len(),
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spec.max_attester_slashings as usize,
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"The block should have the maximum possible attester slashings"
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);
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for attester_slashing in &block.body.attester_slashings {
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let len_1 = attester_slashing
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.slashable_attestation_1
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.validator_indices
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.len();
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let len_2 = attester_slashing
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.slashable_attestation_1
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.validator_indices
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.len();
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assert!(
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(len_1 == len_2) && (len_2 == spec.max_indices_per_slashable_vote as usize),
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"Each attester slashing should have the maximum possible validator indices"
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);
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}
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assert_eq!(
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block.body.attestations.len(),
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spec.max_attestations as usize,
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"The block should have the maximum possible attestations."
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);
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assert_eq!(
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block.body.deposits.len(),
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spec.max_deposits as usize,
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"The block should have the maximum possible deposits."
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);
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assert_eq!(
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block.body.voluntary_exits.len(),
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spec.max_voluntary_exits as usize,
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"The block should have the maximum possible voluntary exits."
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);
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assert_eq!(
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block.body.transfers.len(),
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spec.max_transfers as usize,
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"The block should have the maximum possible transfers."
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);
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bench_block_processing(
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c,
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&block,
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&state,
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&spec,
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&format!("{}_validators", validator_count),
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);
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}
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fn build_state(validator_count: usize, spec: &ChainSpec) -> (BeaconState, Vec<Keypair>) {
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let mut builder = BeaconStateBencher::new(validator_count, &spec);
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// Set the state to be just before an epoch transition.
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let target_slot = (spec.genesis_epoch + 4).end_slot(spec.slots_per_epoch);
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builder.teleport_to_slot(target_slot, &spec);
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// Builds all caches; benches will not contain shuffling/committee building times.
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builder.build_caches(&spec).unwrap();
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builder.build()
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}
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fn build_block(state: &mut BeaconState, keypairs: &[Keypair], spec: &ChainSpec) -> BeaconBlock {
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let mut builder = BeaconBlockBencher::new(spec);
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builder.set_slot(state.slot);
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let proposer_index = state.get_beacon_proposer_index(state.slot, spec).unwrap();
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let keypair = &keypairs[proposer_index];
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builder.set_randao_reveal(&keypair.sk, &state.fork, spec);
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// Used as a stream of validator indices for use in slashings, exits, etc.
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let mut validators_iter = (0..keypairs.len() as u64).into_iter();
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// Insert the maximum possible number of `ProposerSlashing` objects.
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for _ in 0..spec.max_proposer_slashings {
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let validator_index = validators_iter.next().expect("Insufficient validators.");
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builder.insert_proposer_slashing(
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validator_index,
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&keypairs[validator_index as usize].sk,
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&state.fork,
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spec,
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);
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}
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// Insert the maximum possible number of `AttesterSlashing` objects
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for _ in 0..spec.max_attester_slashings {
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let mut attesters: Vec<u64> = vec![];
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let mut secret_keys: Vec<&SecretKey> = vec![];
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for _ in 0..spec.max_indices_per_slashable_vote {
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let validator_index = validators_iter.next().expect("Insufficient validators.");
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attesters.push(validator_index);
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secret_keys.push(&keypairs[validator_index as usize].sk);
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}
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builder.insert_attester_slashing(&attesters, &secret_keys, &state.fork, spec);
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}
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// Insert the maximum possible number of `Attestation` objects.
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let all_secret_keys: Vec<&SecretKey> = keypairs.iter().map(|keypair| &keypair.sk).collect();
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builder
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.fill_with_attestations(state, &all_secret_keys, spec)
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.unwrap();
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// Insert the maximum possible number of `Deposit` objects.
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for i in 0..spec.max_deposits {
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builder.insert_deposit(32_000_000_000, state.deposit_index + i, spec);
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}
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// Insert the maximum possible number of `Exit` objects.
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for _ in 0..spec.max_voluntary_exits {
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let validator_index = validators_iter.next().expect("Insufficient validators.");
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builder.insert_exit(
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state,
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validator_index,
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&keypairs[validator_index as usize].sk,
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spec,
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);
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}
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// Insert the maximum possible number of `Transfer` objects.
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for _ in 0..spec.max_transfers {
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let validator_index = validators_iter.next().expect("Insufficient validators.");
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// Manually set the validator to be withdrawn.
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state.validator_registry[validator_index as usize].withdrawable_epoch =
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state.previous_epoch(spec);
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builder.insert_transfer(
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state,
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validator_index,
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validator_index,
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1,
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keypairs[validator_index as usize].clone(),
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spec,
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);
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}
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let mut block = builder.build(&keypair.sk, &state.fork, spec);
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// Set the eth1 data to be different from the state.
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block.eth1_data.block_hash = Hash256::from_slice(&vec![42; 32]);
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block
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}
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/// Run the detailed benchmarking suite on the given `BeaconState`.
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///
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/// `desc` will be added to the title of each bench.
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fn bench_block_processing(
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c: &mut Criterion,
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initial_block: &BeaconBlock,
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initial_state: &BeaconState,
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initial_spec: &ChainSpec,
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desc: &str,
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) {
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let state = initial_state.clone();
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let block = initial_block.clone();
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let spec = initial_spec.clone();
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c.bench(
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&format!("block_processing_{}", desc),
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Benchmark::new("verify_block_signature", move |b| {
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b.iter_with_setup(
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|| state.clone(),
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|mut state| black_box(verify_block_signature(&mut state, &block, &spec).unwrap()),
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)
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})
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.sample_size(10),
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);
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let state = initial_state.clone();
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let block = initial_block.clone();
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let spec = initial_spec.clone();
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c.bench(
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&format!("block_processing_{}", desc),
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Benchmark::new("process_randao", move |b| {
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b.iter_with_setup(
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|| state.clone(),
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|mut state| black_box(process_randao(&mut state, &block, &spec).unwrap()),
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)
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})
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.sample_size(10),
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);
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let state = initial_state.clone();
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let block = initial_block.clone();
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c.bench(
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&format!("block_processing_{}", desc),
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Benchmark::new("process_eth1_data", move |b| {
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b.iter_with_setup(
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|| state.clone(),
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|mut state| black_box(process_eth1_data(&mut state, &block.eth1_data).unwrap()),
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)
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})
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.sample_size(10),
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);
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let state = initial_state.clone();
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let block = initial_block.clone();
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let spec = initial_spec.clone();
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c.bench(
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&format!("block_processing_{}", desc),
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Benchmark::new("process_proposer_slashings", move |b| {
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b.iter_with_setup(
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|| state.clone(),
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|mut state| {
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black_box(
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process_proposer_slashings(
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&mut state,
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&block.body.proposer_slashings,
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&spec,
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)
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.unwrap(),
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)
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},
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)
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})
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.sample_size(10),
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);
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let state = initial_state.clone();
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let block = initial_block.clone();
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let spec = initial_spec.clone();
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c.bench(
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&format!("block_processing_{}", desc),
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Benchmark::new("process_attester_slashings", move |b| {
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b.iter_with_setup(
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|| state.clone(),
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|mut state| {
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black_box(
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process_attester_slashings(
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&mut state,
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&block.body.attester_slashings,
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&spec,
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)
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.unwrap(),
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)
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},
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)
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})
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.sample_size(10),
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);
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let state = initial_state.clone();
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let block = initial_block.clone();
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let spec = initial_spec.clone();
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c.bench(
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&format!("block_processing_{}", desc),
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Benchmark::new("process_attestations", move |b| {
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b.iter_with_setup(
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|| state.clone(),
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|mut state| {
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black_box(
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process_attestations(&mut state, &block.body.attestations, &spec).unwrap(),
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)
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},
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)
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})
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.sample_size(10),
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);
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let state = initial_state.clone();
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let block = initial_block.clone();
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let spec = initial_spec.clone();
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c.bench(
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&format!("block_processing_{}", desc),
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Benchmark::new("process_deposits", move |b| {
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b.iter_with_setup(
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|| state.clone(),
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|mut state| {
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black_box(process_deposits(&mut state, &block.body.deposits, &spec).unwrap())
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},
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)
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})
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.sample_size(10),
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);
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let state = initial_state.clone();
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let block = initial_block.clone();
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let spec = initial_spec.clone();
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c.bench(
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&format!("block_processing_{}", desc),
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Benchmark::new("process_exits", move |b| {
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b.iter_with_setup(
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|| state.clone(),
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|mut state| {
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black_box(
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process_exits(&mut state, &block.body.voluntary_exits, &spec).unwrap(),
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)
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},
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)
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})
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.sample_size(10),
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);
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let state = initial_state.clone();
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let block = initial_block.clone();
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let spec = initial_spec.clone();
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c.bench(
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&format!("block_processing_{}", desc),
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Benchmark::new("process_transfers", move |b| {
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b.iter_with_setup(
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|| state.clone(),
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|mut state| {
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black_box(process_transfers(&mut state, &block.body.transfers, &spec).unwrap())
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},
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)
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})
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.sample_size(10),
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);
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let state = initial_state.clone();
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let block = initial_block.clone();
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let spec = initial_spec.clone();
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c.bench(
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&format!("block_processing_{}", desc),
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Benchmark::new("per_block_processing", move |b| {
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b.iter_with_setup(
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|| state.clone(),
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|mut state| black_box(per_block_processing(&mut state, &block, &spec).unwrap()),
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)
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})
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.sample_size(10),
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);
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let mut state = initial_state.clone();
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state.drop_cache(RelativeEpoch::Previous);
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let spec = initial_spec.clone();
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c.bench(
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&format!("block_processing_{}", desc),
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Benchmark::new("build_previous_state_epoch_cache", move |b| {
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b.iter_with_setup(
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|| state.clone(),
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|mut state| {
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black_box(
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state
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.build_epoch_cache(RelativeEpoch::Previous, &spec)
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.unwrap(),
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)
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},
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)
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})
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.sample_size(10),
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);
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let mut state = initial_state.clone();
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state.drop_cache(RelativeEpoch::Current);
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let spec = initial_spec.clone();
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c.bench(
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&format!("block_processing_{}", desc),
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Benchmark::new("build_current_state_epoch_cache", move |b| {
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b.iter_with_setup(
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|| state.clone(),
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|mut state| {
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black_box(
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state
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.build_epoch_cache(RelativeEpoch::Current, &spec)
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.unwrap(),
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)
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},
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)
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})
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.sample_size(10),
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);
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}
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