Timeout 5 KeepAlive On MaxKeepAliveRequests 300 KeepAliveTimeout 4 <IfModule prefork.c> StartServers 5 MinSpareServers 5 MaxSpareServers 15 ServerLimit 512 MaxClients 512 MaxRequestsPerChild 10000 </IfModule>  

worker_processes 10; worker_connections 2048; worker_rlimit_nofile 8192; server_names_hash_max_size 2048; sendfile on; tcp_nopush on; tcp_nodelay on; keepalive_timeout 10; gzip on; gzip_min_length 1100; gzip_buffers 4 32k; gzip_types text/plain application/x-javascript text/xml text/css; ignore_invalid_headers on; client_header_timeout 3m; client_body_timeout 3m; send_timeout 3m; connection_pool_size 256; client_header_buffer_size 4k; large_client_header_buffers 4 32k; request_pool_size 4k; output_buffers 4 32k; postpone_output 1460; client_max_body_size 10m; client_body_buffer_size 128k; proxy_send_timeout 90; proxy_read_timeout 90; proxy_buffer_size 4k; # you can increase proxy_buffers here to suppress "an upstream response # is buffered to a temporary file" warning proxy_buffers 16 32k; proxy_busy_buffers_size 64k; proxy_temp_file_write_size 64k; proxy_connect_timeout 30s;