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use a gauge for approval lag (#2725)

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This commit is contained in:
Robert Habermeier
2021-03-27 16:13:34 +01:00
committed by GitHub
parent b1e81a7fb0
commit 15a956321a
1 changed files with 5 additions and 5 deletions
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polkadot/node/service/src/grandpa_support.rs
+5 -5
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@@ -42,7 +42,7 @@ use {
#[cfg(feature = "real-overseer")]
#[derive(Clone)]
pub(crate) struct ApprovalCheckingDiagnostic {
checking_lag: Option<prometheus_endpoint::Histogram>,
checking_lag: Option<prometheus_endpoint::Gauge<prometheus_endpoint::U64>>,
overseer: OverseerHandler,
}
@@ -55,11 +55,11 @@ impl ApprovalCheckingDiagnostic {
Ok(ApprovalCheckingDiagnostic {
checking_lag: if let Some(registry) = registry {
Some(prometheus_endpoint::register(
prometheus_endpoint::Histogram::with_opts(
prometheus_endpoint::HistogramOpts::new(
prometheus_endpoint::Gauge::with_opts(
prometheus_endpoint::Opts::new(
"parachain_approval_checking_finality_lag",
"How far behind the head of the chain the Approval Checking protocol wants to vote",
).buckets(vec![1.0, 2.0, 3.0, 4.0, 5.0, 10.0, 20.0, 30.0, 40.0, 50.0])
)
)?,
registry,
)?)
@@ -154,7 +154,7 @@ impl<B> grandpa::VotingRule<PolkadotBlock, B> for ApprovalCheckingDiagnostic
);
if let Some(ref checking_lag) = checking_lag {
checking_lag.observe(approval_checking_subsystem_lag as _);
checking_lag.set(approval_checking_subsystem_lag as _);
}
tracing::debug!(