diff --git a/docker-compose.yml b/docker-compose.yml
index fc515a5..64e5961 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -7,14 +7,14 @@ services:
     networks:
       - network
     deploy:
-      replicas: 2
+      replicas: 3
       resources:
         limits:
-          cpus: "0.5"
-          memory: 32M
+          # no cpu limit
+          memory: 16M
         reservations:
           cpus: "0.2"
-          memory: 32M
+          memory: 16M
       placement:
         max_replicas_per_node: 1
       update_config:
diff --git a/nginx-config/nginx.conf b/nginx-config/nginx.conf
index 379f3b5..c001f1d 100644
--- a/nginx-config/nginx.conf
+++ b/nginx-config/nginx.conf
@@ -2,6 +2,8 @@ user  nginx;
 worker_processes  auto;
 
 error_log  /var/log/nginx/error.log warn;
+access_log  off;
+
 pid        /var/run/nginx.pid;
 
 events {
@@ -13,12 +15,6 @@ http {
     include       /etc/nginx/mime.types;
     default_type  application/octet-stream;
 
-    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
-                      '$status $body_bytes_sent "$http_referer" '
-                      '"$http_user_agent" "$http_x_forwarded_for"';
-
-    access_log  /var/log/nginx/access.log  main;
-
     sendfile        on;
     sendfile_max_chunk 1m;
     tcp_nopush on;