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Add state/database caches to prometheus (#5165)

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* add state/database caches to prometheus

* also state-db memory

* use suggestions from review
This commit is contained in:
Nikolay Volf
2020-03-06 20:32:33 +03:00
committed by GitHub
parent d84a583805
commit 5e1667c406
1 changed files with 24 additions and 1 deletions
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substrate/client/service/src/builder.rs
+24 -1
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@@ -62,6 +62,9 @@ struct ServiceMetrics {
cpu_usage_percentage: Gauge<F64>,
network_per_sec_bytes: GaugeVec<U64>,
node_roles: Gauge<U64>,
database_cache: Gauge<U64>,
state_cache: Gauge<U64>,
state_db: GaugeVec<U64>,
}
impl ServiceMetrics {
@@ -87,7 +90,16 @@ impl ServiceMetrics {
node_roles: register(Gauge::new(
"node_roles", "The roles the node is running as",
)?, registry)?,
database_cache: register(Gauge::new(
"database_cache_bytes", "RocksDB cache size in bytes",
)?, registry)?,
state_cache: register(Gauge::new(
"state_cache_bytes", "State cache size in bytes",
)?, registry)?,
state_db: register(GaugeVec::new(
Opts::new("state_db_cache_bytes", "State DB cache in bytes"),
&["subtype"]
)?, registry)?,
})
}
}
@@ -1079,6 +1091,17 @@ ServiceBuilder<
if let Some(best_seen_block) = best_seen_block {
metrics.block_height_number.with_label_values(&["sync_target"]).set(best_seen_block);
}
if let Some(info) = info.usage.as_ref() {
metrics.database_cache.set(info.memory.database_cache.as_bytes() as u64);
metrics.state_cache.set(info.memory.state_cache.as_bytes() as u64);
metrics.state_db.with_label_values(&["non_canonical"]).set(info.memory.state_db.non_canonical.as_bytes() as u64);
if let Some(pruning) = info.memory.state_db.pruning {
metrics.state_db.with_label_values(&["pruning"]).set(pruning.as_bytes() as u64);
}
metrics.state_db.with_label_values(&["pinned"]).set(info.memory.state_db.pinned.as_bytes() as u64);
}
}
ready(())