fmt

node/overseer/src/lib.rs

@@ -101,8 +101,7 @@ use self::metrics::Metrics;
 
 use polkadot_node_metrics::{
 	metrics::{prometheus, Metrics as MetricsTrait},
-	Metronome,
-	MemoryAllocationTracker,
+	MemoryAllocationTracker, Metronome,
 };
 pub use polkadot_overseer_gen as gen;
 pub use polkadot_overseer_gen::{
@@ -695,18 +694,27 @@ where
 			}
 			let subsystem_meters = overseer.map_subsystems(ExtractNameAndMeters);
 
-			let memory_stats = MemoryAllocationTracker::new().expect("Jemalloc is the default allocator. qed");
+			let memory_stats =
+				MemoryAllocationTracker::new().expect("Jemalloc is the default allocator. qed");
 
 			let metronome_metrics = metrics.clone();
 			let metronome =
 				Metronome::new(std::time::Duration::from_millis(950)).for_each(move |_| {
 					match memory_stats.snapshot() {
 						Ok(memory_stats_snapshot) => {
-							tracing::trace!(target: LOG_TARGET, "memory_stats: {:?}", &memory_stats_snapshot);
+							tracing::trace!(
+								target: LOG_TARGET,
+								"memory_stats: {:?}",
+								&memory_stats_snapshot
+							);
 							metronome_metrics.memory_stats_snapshot(memory_stats_snapshot);
-						}
+						},
 
-						Err(e) => tracing::debug!(target: LOG_TARGET, "Failed to obtain memory stats: {:?}", e),
+						Err(e) => tracing::debug!(
+							target: LOG_TARGET,
+							"Failed to obtain memory stats: {:?}",
+							e
+						),
 					}
 
 					// We combine the amount of messages from subsystems to the overseer

node/overseer/src/metrics.rs

@@ -19,7 +19,7 @@
 use super::*;
 use polkadot_node_metrics::{
 	memory_stats::MemoryAllocationSnapshot,
-	metrics::{self, prometheus}
+	metrics::{self, prometheus},
 };
 
 /// Overseer Prometheus metrics.
@@ -62,15 +62,9 @@ impl Metrics {
 		}
 	}
 
-	pub(crate) fn memory_stats_snapshot(
-		&self,
-		memory_stats: MemoryAllocationSnapshot,
-	) {
+	pub(crate) fn memory_stats_snapshot(&self, memory_stats: MemoryAllocationSnapshot) {
 		if let Some(metrics) = &self.0 {
-			let MemoryAllocationSnapshot {
-				resident,
-				allocated,
-			} = memory_stats;
+			let MemoryAllocationSnapshot { resident, allocated } = memory_stats;
 
 			metrics.memory_stats_allocated.set(allocated);
 			metrics.memory_stats_resident.set(resident);
@@ -217,7 +211,6 @@ impl metrics::Metrics for Metrics {
 				)?,
 				registry,
 			)?,
-
 		};
 		Ok(Metrics(Some(metrics)))
 	}