change response time from nano to millisecond

xudesheng · May 11, 2022 · 10089d6 · 10089d6
1 parent a367d3b
commit 10089d6
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Showing 4 changed files with 9 additions and 3 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -8,6 +8,12 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ### Added
 
+## [v4.3.1] - 2022-05-011
+
+### Changed
+ - Support to expose metrics in Prometheus format (http://localhost:19090/metrics).
+ - Changed the response time unit from nano to milliseconds.
+
 ## [v4.3.0] - 2022-05-011
 
 ### Added

diff --git a/Cargo.lock b/Cargo.lock
diff --git a/Cargo.toml b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "tsample"
-version = "4.3.0"
+version = "4.3.1"
 authors = ["xudesheng <[email protected]>"]
 edition = "2021"
 readme = "README.md"

diff --git a/src/prometheus.rs b/src/prometheus.rs
@@ -59,7 +59,7 @@ pub async fn prometheus_thread(
                         if field.0 == "ResponseTime" {
                             response_time
                                 .with_label_values(&[&write_spec.measurement])
-                                .observe(value);
+                                .observe(value / 1000000.0); // convert to milliseconds from nanoseconds
                         } else {
                             let map = gauge_map.read().expect("Read Lock poisoned.");
                             let mut label_values: Vec<&str> = vec![];