Update Nginx Configuration

docs/en_US/guide/q3.md

@@ -11,9 +11,17 @@ server {
 
     ssl_certificate          /data/letsencrypt/fullchain.pem; # Your domain certificate path
     ssl_certificate_key      /data/letsencrypt/key.pem;       # Your domain's private key path
+    ssl_stapling on;
+    ssl_session_timeout 1d;
+    ssl_session_cache shared:SSL:10m; # This line may conflict with other configuration files. If a conflict occurs, please comment out this line
+    ssl_protocols TLSv1.1 TLSv1.2 TLSv1.3;
 
     underscores_in_headers on;
 
+    keepalive_time 24h;
+    keepalive_requests 100000;
+    keepalive_timeout 120s;
+
     location / {
         grpc_read_timeout 300s;
         grpc_send_timeout 300s;
@@ -24,7 +32,7 @@ server {
 
 upstream grpcservers {
     server localhost:5555;
-    keepalive 1024;
+    keepalive 512;
 }
 ```