Bringing back GOGC for syncPool

cmd/cc-metric-store/main.go

@@ -11,6 +11,7 @@ import (
 	"fmt"
 	"os"
 	"os/signal"
+	"runtime/debug"
 	"sync"
 	"syscall"
 
@@ -24,6 +25,10 @@ import (
 	"github.com/google/gops/agent"
 )
 
+const (
+	envGOGC = "GOGC"
+)
+
 var (
 	date    string
 	commit  string
@@ -57,6 +62,11 @@ func runServer(ctx context.Context) error {
 
 	metricstore.Init(mscfg, config.GetMetrics(), &wg)
 
+	// Set GC percent if not configured
+	if os.Getenv(envGOGC) == "" {
+		debug.SetGCPercent(15)
+	}
+
 	if config.Keys.BackendURL != "" {
 		ms := metricstore.GetMemoryStore()
 		ms.SetNodeProvider(api.NewBackendNodeProvider(config.Keys.BackendURL))