Update cortex_ingester_inflight_push_requests metric description (#6438)

Signed-off-by: alanprot <alanprot@gmail.com>

Author: alanprot

CHANGELOG.md

@@ -9,6 +9,7 @@
 * [CHANGE] Change all max async concurrency default values `50` to `3` #6268
 * [CHANGE] Change default value of `-blocks-storage.bucket-store.index-cache.multilevel.max-async-concurrency` from `50` to `3` #6265
 * [CHANGE] Enable Compactor and Alertmanager in target all. #6204
+* [CHANGE] Update the `cortex_ingester_inflight_push_requests` metric to represent the maximum number of inflight requests recorded in the last minute. #6437
 * [FEATURE] Ruler: Pagination support for List Rules API. #6299
 * [FEATURE] Query Frontend/Querier: Add protobuf codec `-api.querier-default-codec` and the option to choose response compression type `-querier.response-compression`. #5527
 * [FEATURE] Ruler: Experimental: Add `ruler.frontend-address` to allow query to query frontends instead of ingesters. #6151

pkg/ingester/metrics.go

@@ -216,7 +216,7 @@ func newIngesterMetrics(r prometheus.Registerer,
 
 		inflightRequests: promauto.With(r).NewGaugeFunc(prometheus.GaugeOpts{
 			Name: "cortex_ingester_inflight_push_requests",
-			Help: "Current number of inflight push requests in ingester.",
+			Help: "Max number of inflight push requests in ingester in the last minute.",
 		}, func() float64 {
 			if inflightPushRequests != nil {
 				return float64(inflightPushRequests.Load())

pkg/ingester/metrics_test.go

@@ -39,7 +39,7 @@ func TestIngesterMetrics(t *testing.T) {
 	require.NotNil(t, m)
 
 	err := testutil.GatherAndCompare(mainReg, bytes.NewBufferString(`
-			# HELP cortex_ingester_inflight_push_requests Current number of inflight push requests in ingester.
+			# HELP cortex_ingester_inflight_push_requests Max number of inflight push requests in ingester in the last minute.
 			# TYPE cortex_ingester_inflight_push_requests gauge
 			cortex_ingester_inflight_push_requests 14
 			# HELP cortex_ingester_max_inflight_query_requests Max number of inflight query requests in ingester.