QPS and busrt adjustment

Author: haouc

pkg/config/loader.go

@@ -49,11 +49,11 @@ const (
 	// Tested: 12 + 8 limits (not seeing significant degradation from 15+8)
 	// Larger number seems not make latency better than 12+8
 	UserServiceClientQPS      = 12
-	UserServiceClientQPSBurst = 8
+	UserServiceClientQPSBurst = 18
 
 	// EC2 API QPS for instance service client
-	InstanceServiceClientQPS   = 5
-	InstanceServiceClientBurst = 7
+	InstanceServiceClientQPS   = 12
+	InstanceServiceClientBurst = 18
 
 	// API Server QPS
 	DefaultAPIServerQPS   = 10