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Memory allocation improvements for metrics collector .

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Ara Sadoyan
2026-02-05 13:57:39 +01:00
parent 3ff262c7f4
commit a893b3c301
7 changed files with 372 additions and 259 deletions
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5
src/utils/metrics.rs
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@@ -1,4 +1,5 @@
use http::method::Method;
use http::StatusCode;
use pingora_http::Version;
use prometheus::{register_histogram, register_int_counter, register_int_counter_vec, Histogram, IntCounter, IntCounterVec};
use std::sync::Arc;
@@ -7,7 +8,7 @@ use std::time::Duration;
pub struct MetricTypes {
pub method: Method,
pub upstream: Arc<str>,
pub code: String,
pub code: Option<StatusCode>,
pub latency: Duration,
pub version: Version,
}
@@ -65,7 +66,7 @@ pub fn calc_metrics(metric_types: &MetricTypes) {
_ => "Unknown",
};
REQUESTS_BY_VERSION.with_label_values(&[&version_str]).inc();
RESPONSE_CODES.with_label_values(&[&metric_types.code]).inc();
RESPONSE_CODES.with_label_values(&[metric_types.code.unwrap_or(http::StatusCode::GONE).as_str()]).inc();
REQUESTS_BY_METHOD.with_label_values(&[&metric_types.method]).inc();
REQUESTS_BY_UPSTREAM.with_label_values(&[metric_types.upstream.as_ref()]).inc();
RESPONSE_LATENCY.observe(metric_types.latency.as_secs_f64());