[#xx] Fix invalid log metric namespace identifier

Signed-off-by: Alejandro Lopez <a.lopez@yadro.com>

cmd/frostfs-ir/main.go

@@ -61,7 +61,7 @@ func main() {
 	cfg, err = newConfig()
 	exitErr(err)
 
-	logPrm.MetricsNamespace = "frostfs-ir"
+	logPrm.MetricsNamespace = "frostfs_ir"
 	err = logPrm.SetLevelString(
 		cfg.GetString("logger.level"),
 	)

cmd/frostfs-node/config.go

@@ -542,7 +542,7 @@ func initCfg(appCfg *config.Config) *cfg {
 	logPrm, err := c.loggerPrm()
 	fatalOnErr(err)
 
-	logPrm.MetricsNamespace = "frostfs-node"
+	logPrm.MetricsNamespace = "frostfs_node"
 
 	log, err := logger.NewLogger(logPrm)
 	fatalOnErr(err)

pkg/util/logger/metrics.go

@@ -9,7 +9,7 @@ import (
 )
 
 const (
-	logSubsystem    = "log"
+	logSubsystem    = "logger"
 	logLevelLabel   = "level"
 	logDroppedLabel = "dropped"
 )
@@ -23,7 +23,7 @@ func newLogMetrics(namespace string) *logMetrics {
 		logCount: metrics.NewCounterVec(prometheus.CounterOpts{
 			Namespace: namespace,
 			Subsystem: logSubsystem,
-			Name:      "log_count",
+			Name:      "entry_count",
 			Help:      "Total log entries emitted or dropped by severity level",
 		}, []string{logLevelLabel, logDroppedLabel}),
 	}