264 lines
9.1 KiB
Rust
264 lines
9.1 KiB
Rust
use criterion::Criterion;
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use criterion::{black_box, Benchmark};
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use state_processing::{
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per_epoch_processing,
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per_epoch_processing::{
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clean_attestations, initialize_validator_statuses, process_crosslinks, process_eth1_data,
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process_justification, process_rewards_and_penalities, process_validator_registry,
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update_active_tree_index_roots, update_latest_slashed_balances,
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},
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};
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use tree_hash::TreeHash;
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use types::test_utils::TestingBeaconStateBuilder;
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use types::*;
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pub const BENCHING_SAMPLE_SIZE: usize = 10;
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pub const SMALL_BENCHING_SAMPLE_SIZE: usize = 10;
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/// Run the benchmarking suite on a foundation spec with 16,384 validators.
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pub fn bench_epoch_processing_n_validators(c: &mut Criterion, validator_count: usize) {
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let spec = ChainSpec::mainnet();
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let mut builder =
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TestingBeaconStateBuilder::from_default_keypairs_file_if_exists(validator_count, &spec);
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// Set the state to be just before an epoch transition.
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let target_slot = (T::genesis_epoch() + 4).end_slot(T::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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// Inserts one attestation with full participation for each committee able to include an
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// attestation in this state.
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builder.insert_attestations(&spec);
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let (state, _keypairs) = builder.build();
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// Assert that the state has an attestations for each committee that is able to include an
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// attestation in the state.
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let committees_per_epoch = spec.get_epoch_committee_count(validator_count);
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let committees_per_slot = committees_per_epoch / T::slots_per_epoch();
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let previous_epoch_attestations = committees_per_epoch;
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let current_epoch_attestations =
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committees_per_slot * (T::slots_per_epoch() - spec.min_attestation_inclusion_delay);
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assert_eq!(
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state.latest_attestations.len() as u64,
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previous_epoch_attestations + current_epoch_attestations,
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"The state should have an attestation for each committee."
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);
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// Assert that we will run the first arm of process_rewards_and_penalities
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let epochs_since_finality = state.next_epoch(&spec) - state.finalized_epoch;
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assert_eq!(
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epochs_since_finality, 4,
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"Epochs since finality should be 4"
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);
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bench_epoch_processing(c, &state, &spec, &format!("{}_validators", validator_count));
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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_epoch_processing(c: &mut Criterion, state: &BeaconState, spec: &ChainSpec, desc: &str) {
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let state_clone = state.clone();
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let spec_clone = spec.clone();
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c.bench(
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&format!("{}/epoch_processing", desc),
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Benchmark::new("process_eth1_data", move |b| {
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b.iter_batched(
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|| state_clone.clone(),
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|mut state| {
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process_eth1_data(&mut state, &spec_clone);
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state
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},
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criterion::BatchSize::SmallInput,
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)
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})
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.sample_size(BENCHING_SAMPLE_SIZE),
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);
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let state_clone = state.clone();
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let spec_clone = spec.clone();
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c.bench(
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&format!("{}/epoch_processing", desc),
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Benchmark::new("initialize_validator_statuses", move |b| {
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b.iter_batched(
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|| state_clone.clone(),
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|mut state| {
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initialize_validator_statuses(&mut state, &spec_clone).unwrap();
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state
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},
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criterion::BatchSize::SmallInput,
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)
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})
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.sample_size(BENCHING_SAMPLE_SIZE),
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);
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let state_clone = state.clone();
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let spec_clone = spec.clone();
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let attesters = initialize_validator_statuses(&state, &spec).unwrap();
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c.bench(
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&format!("{}/epoch_processing", desc),
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Benchmark::new("process_justification", move |b| {
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b.iter_batched(
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|| state_clone.clone(),
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|mut state| {
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process_justification(&mut state, &attesters.total_balances, &spec_clone);
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state
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},
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criterion::BatchSize::SmallInput,
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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_clone = state.clone();
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let spec_clone = spec.clone();
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c.bench(
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&format!("{}/epoch_processing", desc),
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Benchmark::new("process_crosslinks", move |b| {
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b.iter_batched(
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|| state_clone.clone(),
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|mut state| black_box(process_crosslinks(&mut state, &spec_clone).unwrap()),
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criterion::BatchSize::SmallInput,
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)
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})
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.sample_size(BENCHING_SAMPLE_SIZE),
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);
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let mut state_clone = state.clone();
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let spec_clone = spec.clone();
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let attesters = initialize_validator_statuses(&state, &spec).unwrap();
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let winning_root_for_shards = process_crosslinks(&mut state_clone, &spec).unwrap();
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c.bench(
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&format!("{}/epoch_processing", desc),
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Benchmark::new("process_rewards_and_penalties", move |b| {
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b.iter_batched(
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|| (state_clone.clone(), attesters.clone()),
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|(mut state, mut attesters)| {
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process_rewards_and_penalities(
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&mut state,
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&mut attesters,
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&winning_root_for_shards,
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&spec_clone,
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)
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.unwrap();
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state
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},
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criterion::BatchSize::SmallInput,
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)
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})
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.sample_size(SMALL_BENCHING_SAMPLE_SIZE),
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);
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let state_clone = state.clone();
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let spec_clone = spec.clone();
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c.bench(
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&format!("{}/epoch_processing", desc),
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Benchmark::new("process_ejections", move |b| {
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b.iter_batched(
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|| state_clone.clone(),
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|mut state| {
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state.process_ejections(&spec_clone);
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state
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},
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criterion::BatchSize::SmallInput,
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)
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})
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.sample_size(BENCHING_SAMPLE_SIZE),
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);
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let state_clone = state.clone();
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let spec_clone = spec.clone();
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c.bench(
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&format!("{}/epoch_processing", desc),
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Benchmark::new("process_validator_registry", move |b| {
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b.iter_batched(
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|| state_clone.clone(),
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|mut state| {
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process_validator_registry(&mut state, &spec_clone).unwrap();
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state
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},
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criterion::BatchSize::SmallInput,
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)
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})
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.sample_size(BENCHING_SAMPLE_SIZE),
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);
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let state_clone = state.clone();
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let spec_clone = spec.clone();
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c.bench(
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&format!("{}/epoch_processing", desc),
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Benchmark::new("update_active_tree_index_roots", move |b| {
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b.iter_batched(
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|| state_clone.clone(),
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|mut state| {
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update_active_tree_index_roots(&mut state, &spec_clone).unwrap();
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state
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},
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criterion::BatchSize::SmallInput,
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)
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})
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.sample_size(BENCHING_SAMPLE_SIZE),
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);
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let state_clone = state.clone();
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let spec_clone = spec.clone();
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c.bench(
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&format!("{}/epoch_processing", desc),
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Benchmark::new("update_latest_slashed_balances", move |b| {
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b.iter_batched(
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|| state_clone.clone(),
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|mut state| {
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update_latest_slashed_balances(&mut state, &spec_clone);
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state
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},
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criterion::BatchSize::SmallInput,
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)
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})
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.sample_size(BENCHING_SAMPLE_SIZE),
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);
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let state_clone = state.clone();
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let spec_clone = spec.clone();
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c.bench(
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&format!("{}/epoch_processing", desc),
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Benchmark::new("clean_attestations", move |b| {
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b.iter_batched(
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|| state_clone.clone(),
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|mut state| {
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clean_attestations(&mut state, &spec_clone);
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state
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},
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criterion::BatchSize::SmallInput,
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)
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})
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.sample_size(BENCHING_SAMPLE_SIZE),
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);
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let state_clone = state.clone();
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let spec_clone = spec.clone();
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c.bench(
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&format!("{}/epoch_processing", desc),
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Benchmark::new("per_epoch_processing", move |b| {
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b.iter_batched(
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|| state_clone.clone(),
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|mut state| black_box(per_epoch_processing(&mut state, &spec_clone).unwrap()),
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criterion::BatchSize::SmallInput,
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)
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})
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.sample_size(SMALL_BENCHING_SAMPLE_SIZE),
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);
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let state_clone = state.clone();
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c.bench(
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&format!("{}/epoch_processing", desc),
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Benchmark::new("tree_hash_state", move |b| {
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b.iter(|| black_box(state_clone.tree_hash_root()))
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})
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.sample_size(SMALL_BENCHING_SAMPLE_SIZE),
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);
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}
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