NGINX settings

user www-data;
worker_processes auto;
pid /run/nginx.pid;

timer_resolution 100ms; # Уменьшает разрешение таймеров времени в рабочих процессах, за счёт чего уменьшается число системных вызовов
worker_rlimit_nofile 500000; # Изменяет ограничение на максимальное число открытых файлов (RLIMIT_NOFILE) для рабочих процессов
worker_priority -5; # Выставляем более высокий приоритет процессу воркера

error_log /var/log/nginx/error-crit.log crit;

events {
        worker_connections 300000;
        multi_accept on;
        use epoll;
}

http {
        ##
        # Basic Settings
        ##
        sendfile on;
        tcp_nopush on;
        tcp_nodelay on;
        keepalive_timeout 5 5;
        client_max_body_size 256M;
        client_body_buffer_size 1m;
        client_body_timeout 10;
        client_header_timeout 10;
        send_timeout 10;
        types_hash_max_size 2048;

        server_tokens off;
        server_names_hash_bucket_size 100;
        server_name_in_redirect off;

        include /etc/nginx/mime.types;
        default_type application/octet-stream;

        ##
        # Adjust output buffers
        ##
        fastcgi_buffers 256 16k;
        fastcgi_buffer_size 128k;
        fastcgi_connect_timeout 3s;
        fastcgi_send_timeout 120s;
        fastcgi_read_timeout 120s;
        fastcgi_busy_buffers_size 256k;
        fastcgi_temp_file_write_size 256k;
        reset_timedout_connection on;

        ##
        # Cache information about frequently accessed files
        ##
        open_file_cache max=2000 inactive=20s;
        open_file_cache_valid 60s;
        open_file_cache_min_uses 5;
        open_file_cache_errors off;

        ##
        # SSL Settings
        ##
        ssl_protocols TLSv1 TLSv1.1 TLSv1.2; # Dropping SSLv3, ref: POODLE
        ssl_prefer_server_ciphers on;

        ##
        # Logging Settings
        ##
        access_log off;
        log_not_found off;

        ##
        # Gzip Settings
        ##
        gzip on;
        gzip_disable "msie6";
        gzip_vary on;
        gzip_proxied any;
        gzip_comp_level 3;
        gzip_min_length 1100;
        gzip_buffers 64 8k;
        gzip_http_version 1.1;
        gzip_types text/plain text/css application/json application/javascript application/x-javascript text/xml application/xml application/xml+rss text/javascript;

        ##
        # Virtual Host Configs
        ##
        include /etc/nginx/conf.d/*.conf;
        include /etc/nginx/sites-enabled/*;
}