lighthouse/eth2/state_processing/benches/epoch_processing_benches.rs
Paul Hauner 73ebb4bc2e
Add incomplete per-block processing benchmarks
Still needs to fill block with operations
2019-03-09 14:11:49 +11:00

296 lines
10 KiB
Rust

use benching_utils::BeaconStateBencher;
use criterion::Criterion;
use criterion::{black_box, Benchmark};
use state_processing::{
per_epoch_processing,
per_epoch_processing::{
calculate_active_validator_indices, calculate_attester_sets, clean_attestations,
process_crosslinks, process_eth1_data, process_justification,
process_rewards_and_penalities, process_validator_registry, update_active_tree_index_roots,
update_latest_slashed_balances,
},
};
use types::{validator_registry::get_active_validator_indices, *};
/// Run the benchmarking suite on a foundation spec with 16,384 validators.
pub fn epoch_processing_16k_validators(c: &mut Criterion) {
let spec = ChainSpec::foundation();
let validator_count = 16_384;
let mut builder = BeaconStateBencher::new(validator_count, &spec);
// Set the state to be just before an epoch transition.
let target_slot = (spec.genesis_epoch + 4).end_slot(spec.slots_per_epoch);
builder.teleport_to_slot(target_slot, &spec);
// Builds all caches; benches will not contain shuffling/committee building times.
builder.build_caches(&spec).unwrap();
// Inserts one attestation with full participation for each committee able to include an
// attestation in this state.
builder.insert_attestations(&spec);
let (state, _keypairs) = builder.build();
// Assert that the state has the maximum possible attestations.
let committees_per_epoch = spec.get_epoch_committee_count(validator_count);
let committees_per_slot = committees_per_epoch / spec.slots_per_epoch;
let previous_epoch_attestations = committees_per_epoch;
let current_epoch_attestations =
committees_per_slot * (spec.slots_per_epoch - spec.min_attestation_inclusion_delay);
assert_eq!(
state.latest_attestations.len() as u64,
previous_epoch_attestations + current_epoch_attestations
);
// Assert that each attestation in the state has full participation.
let committee_size = validator_count / committees_per_epoch as usize;
for a in &state.latest_attestations {
assert_eq!(a.aggregation_bitfield.num_set_bits(), committee_size);
}
// Assert that we will run the first arm of process_rewards_and_penalities
let epochs_since_finality = state.next_epoch(&spec) - state.finalized_epoch;
assert!(epochs_since_finality <= 4);
bench_epoch_processing(c, &state, &spec, "16k_validators");
}
/// Run the detailed benchmarking suite on the given `BeaconState`.
///
/// `desc` will be added to the title of each bench.
fn bench_epoch_processing(c: &mut Criterion, state: &BeaconState, spec: &ChainSpec, desc: &str) {
let state_clone = state.clone();
let spec_clone = spec.clone();
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("full run", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|mut state| black_box(per_epoch_processing(&mut state, &spec_clone).unwrap()),
)
})
.sample_size(10),
);
let state_clone = state.clone();
let spec_clone = spec.clone();
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("calculate_active_validator_indices", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|mut state| black_box(calculate_active_validator_indices(&mut state, &spec_clone)),
)
})
.sample_size(10),
);
let state_clone = state.clone();
let spec_clone = spec.clone();
let active_validator_indices = calculate_active_validator_indices(&state, &spec);
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("calculate_current_total_balance", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|state| {
black_box(state.get_total_balance(&active_validator_indices[..], &spec_clone))
},
)
})
.sample_size(10),
);
let state_clone = state.clone();
let spec_clone = spec.clone();
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("calculate_previous_total_balance", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|state| {
black_box(state.get_total_balance(
&get_active_validator_indices(
&state.validator_registry,
state.previous_epoch(&spec_clone),
)[..],
&spec_clone,
))
},
)
})
.sample_size(10),
);
let state_clone = state.clone();
let spec_clone = spec.clone();
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("process_eth1_data", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|mut state| black_box(process_eth1_data(&mut state, &spec_clone)),
)
})
.sample_size(10),
);
let state_clone = state.clone();
let spec_clone = spec.clone();
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("calculate_attester_sets", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|mut state| black_box(calculate_attester_sets(&mut state, &spec_clone).unwrap()),
)
})
.sample_size(10),
);
let state_clone = state.clone();
let spec_clone = spec.clone();
let previous_epoch = state.previous_epoch(&spec);
let attesters = calculate_attester_sets(&state, &spec).unwrap();
let active_validator_indices = calculate_active_validator_indices(&state, &spec);
let current_total_balance = state.get_total_balance(&active_validator_indices[..], &spec);
let previous_total_balance = state.get_total_balance(
&get_active_validator_indices(&state.validator_registry, previous_epoch)[..],
&spec,
);
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("process_justification", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|mut state| {
black_box(process_justification(
&mut state,
current_total_balance,
previous_total_balance,
attesters.previous_epoch_boundary.balance,
attesters.current_epoch_boundary.balance,
&spec_clone,
))
},
)
})
.sample_size(10),
);
let state_clone = state.clone();
let spec_clone = spec.clone();
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("process_crosslinks", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|mut state| black_box(process_crosslinks(&mut state, &spec_clone).unwrap()),
)
})
.sample_size(10),
);
let mut state_clone = state.clone();
let spec_clone = spec.clone();
let previous_epoch = state.previous_epoch(&spec);
let attesters = calculate_attester_sets(&state, &spec).unwrap();
let active_validator_indices = calculate_active_validator_indices(&state, &spec);
let previous_total_balance = state.get_total_balance(
&get_active_validator_indices(&state.validator_registry, previous_epoch)[..],
&spec,
);
let winning_root_for_shards = process_crosslinks(&mut state_clone, &spec).unwrap();
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("process_rewards_and_penalties", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|mut state| {
black_box(
process_rewards_and_penalities(
&mut state,
&active_validator_indices,
&attesters,
previous_total_balance,
&winning_root_for_shards,
&spec_clone,
)
.unwrap(),
)
},
)
})
.sample_size(10),
);
let state_clone = state.clone();
let spec_clone = spec.clone();
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("process_ejections", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|mut state| black_box(state.process_ejections(&spec_clone)),
)
})
.sample_size(10),
);
let state_clone = state.clone();
let spec_clone = spec.clone();
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("process_validator_registry", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|mut state| black_box(process_validator_registry(&mut state, &spec_clone)),
)
})
.sample_size(10),
);
let state_clone = state.clone();
let spec_clone = spec.clone();
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("update_active_tree_index_roots", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|mut state| {
black_box(update_active_tree_index_roots(&mut state, &spec_clone).unwrap())
},
)
})
.sample_size(10),
);
let state_clone = state.clone();
let spec_clone = spec.clone();
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("update_latest_slashed_balances", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|mut state| black_box(update_latest_slashed_balances(&mut state, &spec_clone)),
)
})
.sample_size(10),
);
let state_clone = state.clone();
let spec_clone = spec.clone();
c.bench(
&format!("epoch_process_with_caches_{}", desc),
Benchmark::new("clean_attestations", move |b| {
b.iter_with_setup(
|| state_clone.clone(),
|mut state| black_box(clean_attestations(&mut state, &spec_clone)),
)
})
.sample_size(10),
);
}