Add metrics to BeaconChain, tidy fork choice

This commit is contained in:
Paul Hauner 2019-05-29 17:52:43 +10:00
parent 64fbc6bf3c
commit 9f1039a350
No known key found for this signature in database
GPG Key ID: 5E2CFF9B75FA63DF
2 changed files with 106 additions and 30 deletions

View File

@ -530,8 +530,9 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
/// Produce an `AttestationData` that is valid for the present `slot` and given `shard`.
pub fn produce_attestation_data(&self, shard: u64) -> Result<AttestationData, Error> {
trace!("BeaconChain::produce_attestation: shard: {}", shard);
self.metrics.attestation_production_requests.inc();
let timer = self.metrics.attestation_production_histogram.start_timer();
let timer = self.metrics.attestation_production_times.start_timer();
let state = self.state.read();
@ -583,8 +584,20 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
&self,
attestation: Attestation,
) -> Result<(), AttestationValidationError> {
self.op_pool
.insert_attestation(attestation, &*self.state.read(), &self.spec)
self.metrics.attestation_processing_requests.inc();
let timer = self.metrics.attestation_processing_times.start_timer();
let result = self
.op_pool
.insert_attestation(attestation, &*self.state.read(), &self.spec);
if result.is_ok() {
self.metrics.attestation_production_successes.inc();
}
timer.observe_duration();
result
}
/// Accept some deposit and queue it for inclusion in an appropriate block.
@ -632,7 +645,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
pub fn process_block(&self, block: BeaconBlock) -> Result<BlockProcessingOutcome, Error> {
debug!("Processing block with slot {}...", block.slot);
self.metrics.block_processing_requests.inc();
let timer = self.metrics.block_processing_historgram.start_timer();
let timer = self.metrics.block_processing_times.start_timer();
let block_root = block.block_header().canonical_root();
@ -732,7 +745,7 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
) -> Result<(BeaconBlock, BeaconState<T::EthSpec>), BlockProductionError> {
debug!("Producing block at slot {}...", self.state.read().slot);
self.metrics.block_production_requests.inc();
let timer = self.metrics.block_production_historgram.start_timer();
let timer = self.metrics.block_production_times.start_timer();
let mut state = self.state.read().clone();
@ -789,29 +802,40 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
Ok((block, state))
}
// TODO: Left this as is, modify later
/// Execute the fork choice algorithm and enthrone the result as the canonical head.
pub fn fork_choice(&self) -> Result<(), Error> {
let present_head = self.finalized_head().beacon_block_root;
self.metrics.fork_choice_requests.inc();
let new_head = self
let present_head_root = self.finalized_head().beacon_block_root;
let timer = self.metrics.fork_choice_times.start_timer();
let new_head_root = self
.fork_choice
.write()
.find_head(&present_head, &self.spec)?;
.find_head(&present_head_root, &self.spec)?;
timer.observe_duration();
if new_head_root != present_head_root {
self.metrics.fork_choice_changed_head.inc();
if new_head != present_head {
let block: BeaconBlock = self
.store
.get(&new_head)?
.ok_or_else(|| Error::MissingBeaconBlock(new_head))?;
let block_root = block.canonical_root();
.get(&new_head_root)?
.ok_or_else(|| Error::MissingBeaconBlock(new_head_root))?;
let state: BeaconState<T::EthSpec> = self
.store
.get(&block.state_root)?
.ok_or_else(|| Error::MissingBeaconState(block.state_root))?;
let state_root = state.canonical_root();
self.update_canonical_head(block, block_root, state.clone(), state_root);
// Log if we switched to a new chain.
if present_head_root != block.previous_block_root {
self.metrics.fork_choice_reorg_count.inc();
};
let state_root = block.state_root;
self.update_canonical_head(block, new_head_root, state.clone(), state_root);
// Update the canonical `BeaconState`.
self.update_state(state)?;

View File

@ -4,13 +4,20 @@ use prometheus::{Histogram, HistogramOpts, IntCounter, Opts, Registry};
pub struct Metrics {
pub block_processing_requests: IntCounter,
pub block_processing_successes: IntCounter,
pub block_processing_historgram: Histogram,
pub block_processing_times: Histogram,
pub block_production_requests: IntCounter,
pub block_production_successes: IntCounter,
pub block_production_historgram: Histogram,
pub block_production_times: Histogram,
pub attestation_production_requests: IntCounter,
pub attestation_production_successes: IntCounter,
pub attestation_production_histogram: Histogram,
pub attestation_production_times: Histogram,
pub attestation_processing_requests: IntCounter,
pub attestation_processing_successes: IntCounter,
pub attestation_processing_times: Histogram,
pub fork_choice_requests: IntCounter,
pub fork_choice_changed_head: IntCounter,
pub fork_choice_reorg_count: IntCounter,
pub fork_choice_times: Histogram,
}
impl Metrics {
@ -24,9 +31,8 @@ impl Metrics {
let opts = Opts::new("valid_blocks_processed", "total_valid_blocks_processed");
IntCounter::with_opts(opts)?
},
block_processing_historgram: {
let opts =
HistogramOpts::new("block_processing_historgram", "block_processing_time");
block_processing_times: {
let opts = HistogramOpts::new("block_processing_times", "block_processing_time");
Histogram::with_opts(opts)?
},
block_production_requests: {
@ -37,9 +43,8 @@ impl Metrics {
let opts = Opts::new("block_production_successes", "blocks_successfully_produced");
IntCounter::with_opts(opts)?
},
block_production_historgram: {
let opts =
HistogramOpts::new("block_production_historgram", "block_production_time");
block_production_times: {
let opts = HistogramOpts::new("block_production_times", "block_production_time");
Histogram::with_opts(opts)?
},
attestation_production_requests: {
@ -56,26 +61,73 @@ impl Metrics {
);
IntCounter::with_opts(opts)?
},
attestation_production_histogram: {
attestation_production_times: {
let opts = HistogramOpts::new(
"attestation_production_histogram",
"attestation_production_times",
"attestation_production_time",
);
Histogram::with_opts(opts)?
},
attestation_processing_requests: {
let opts = Opts::new(
"attestation_processing_requests",
"total_attestation_processing_requests",
);
IntCounter::with_opts(opts)?
},
attestation_processing_successes: {
let opts = Opts::new(
"attestation_processing_successes",
"total_attestation_processing_successes",
);
IntCounter::with_opts(opts)?
},
attestation_processing_times: {
let opts = HistogramOpts::new(
"attestation_processing_times",
"attestation_processing_time",
);
Histogram::with_opts(opts)?
},
fork_choice_requests: {
let opts = Opts::new("fork_choice_requests", "total_times_fork_choice_called");
IntCounter::with_opts(opts)?
},
fork_choice_changed_head: {
let opts = Opts::new(
"fork_choice_changed_head",
"total_times_fork_choice_chose_a_new_head",
);
IntCounter::with_opts(opts)?
},
fork_choice_reorg_count: {
let opts = Opts::new("fork_choice_reorg_depth", "depth_of_reorg");
IntCounter::with_opts(opts)?
},
fork_choice_times: {
let opts = HistogramOpts::new("fork_choice_time", "total_time_to_run_fork_choice");
Histogram::with_opts(opts)?
},
})
}
pub fn register(&self, registry: &Registry) -> Result<(), Error> {
registry.register(Box::new(self.block_processing_requests.clone()))?;
registry.register(Box::new(self.block_processing_successes.clone()))?;
registry.register(Box::new(self.block_processing_historgram.clone()))?;
registry.register(Box::new(self.block_processing_times.clone()))?;
registry.register(Box::new(self.block_production_requests.clone()))?;
registry.register(Box::new(self.block_production_successes.clone()))?;
registry.register(Box::new(self.block_production_historgram.clone()))?;
registry.register(Box::new(self.block_production_times.clone()))?;
registry.register(Box::new(self.attestation_production_requests.clone()))?;
registry.register(Box::new(self.attestation_production_successes.clone()))?;
registry.register(Box::new(self.attestation_production_histogram.clone()))?;
registry.register(Box::new(self.attestation_production_times.clone()))?;
registry.register(Box::new(self.attestation_processing_requests.clone()))?;
registry.register(Box::new(self.attestation_processing_successes.clone()))?;
registry.register(Box::new(self.attestation_processing_times.clone()))?;
registry.register(Box::new(self.fork_choice_requests.clone()))?;
registry.register(Box::new(self.fork_choice_changed_head.clone()))?;
registry.register(Box::new(self.fork_choice_reorg_count.clone()))?;
registry.register(Box::new(self.fork_choice_times.clone()))?;
Ok(())
}