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-rw-r--r--src/util/metrics.rs16
-rw-r--r--src/util/tranquilizer.rs2
2 files changed, 12 insertions, 6 deletions
diff --git a/src/util/metrics.rs b/src/util/metrics.rs
index 1b05eabe..b882a886 100644
--- a/src/util/metrics.rs
+++ b/src/util/metrics.rs
@@ -1,4 +1,4 @@
-use std::time::SystemTime;
+use std::time::Instant;
use futures::{future::BoxFuture, Future, FutureExt};
use rand::Rng;
@@ -28,10 +28,12 @@ where
attributes: &'a [KeyValue],
) -> BoxFuture<'a, Self::Output> {
async move {
- let request_start = SystemTime::now();
+ let request_start = Instant::now();
let res = self.await;
r.record(
- request_start.elapsed().map_or(0.0, |d| d.as_secs_f64()),
+ Instant::now()
+ .saturating_duration_since(request_start)
+ .as_secs_f64(),
attributes,
);
res
@@ -41,9 +43,13 @@ where
fn bound_record_duration(self, r: &'a BoundValueRecorder<f64>) -> BoxFuture<'a, Self::Output> {
async move {
- let request_start = SystemTime::now();
+ let request_start = Instant::now();
let res = self.await;
- r.record(request_start.elapsed().map_or(0.0, |d| d.as_secs_f64()));
+ r.record(
+ Instant::now()
+ .saturating_duration_since(request_start)
+ .as_secs_f64(),
+ );
res
}
.boxed()
diff --git a/src/util/tranquilizer.rs b/src/util/tranquilizer.rs
index fdb2918b..8a96cbb3 100644
--- a/src/util/tranquilizer.rs
+++ b/src/util/tranquilizer.rs
@@ -36,7 +36,7 @@ impl Tranquilizer {
}
fn tranquilize_internal(&mut self, tranquility: u32) -> Option<Duration> {
- let observation = Instant::now() - self.last_step_begin;
+ let observation = Instant::now().saturating_duration_since(self.last_step_begin);
self.observations.push_back(observation);
self.sum_observations += observation;