Prune progress report metrics on experiment end

Mark-Simulacrum · Mark-Simulacrum · commit 7099c3634ede · 2025-12-20T11:40:38.000-05:00
diff --git a/src/server/metrics.rs b/src/server/metrics.rs
@@ -98,6 +98,10 @@ impl Metrics {
         self.crater_completed_jobs_total
             .remove_label_values(&[experiment])?;
 
+        // Clear out all values from the progress report to avoid indefinitely retaining experiment
+        // metrics.
+        self.crater_progress_report.reset();
+
         Ok(())
     }
 

Original file line number	Diff line number	Diff line change
`@@ -98,6 +98,10 @@ impl Metrics {`
`98`	`98`	`self.crater_completed_jobs_total`
`99`	`99`	`.remove_label_values(&[experiment])?;`
`100`	`100`
	`101`	`+ // Clear out all values from the progress report to avoid indefinitely retaining experiment`
	`102`	`+ // metrics.`
	`103`	`+ self.crater_progress_report.reset();`
	`104`	`+`
`101`	`105`	`Ok(())`
`102`	`106`	`}`
`103`	`107`