Improve Nginx config

nginx.conf

user nginx;
worker_processes auto;
worker_cpu_affinity auto;
# Change the default thread pool settings
thread_pool default threads=2 max_queue=16384;

error_log /var/log/nginx/error.log notice;
pid /var/run/nginx.pid;

events {
    worker_connections 16384;

    # Serve many clients each thread (Linux only)
    use epoll;
    
    # Accept as many connections as possible
    multi_accept on;
}

http {
    # Copies data between one FD and other from within the kernel
    # faster than read() + write()
    sendfile on;

    # Use the default thread pool for asynchronous file I/O
    aio threads;

    # Only use AIO is used for when larger than or equal to this size
    directio 6m;

    # Send headers in one piece, it is better than sending them one by one
    tcp_nopush on;

    # Don't buffer data sent, good for small data bursts in real time
    tcp_nodelay on;

    # Disable logging if a file can't be found
    log_not_found off;

    # Server will close connection after this time
    keepalive_timeout 65;

    # Max size of types hash tables (processing static sets of data. eg. server names, map directives or mime types)
    types_hash_max_size 2048;

    # Max allowed size of the client request body
    client_max_body_size 250M;

    # If the request body size is more than the buffer size, then the entire (or partial)
    # request body is written into a temporary file
    client_body_buffer_size 512k;

    # Request timed out
    client_body_timeout 300s;

    # Allow the server to close connection on non responding client, this will free up memory
    reset_timedout_connection on;

    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;
    keepalive_timeout 60;
    gzip            on;
    gzip_disable    msie6;

    gzip_vary       on;
    gzip_comp_level 3;
    gzip_min_length 256;
    gzip_buffers    16 8k;
    gzip_proxied    any;
    gzip_types
            text/css
            text/plain
            text/javascript
            text/cache-manifest
            text/vcard
            text/vnd.rim.location.xloc
            text/vtt
            text/x-component
            text/x-cross-domain-policy
            application/javascript
            application/json
            application/x-javascript
            application/ld+json
            application/xml
            application/xml+rss
            application/xhtml+xml
            application/x-font-ttf
            application/x-font-opentype
            application/vnd.ms-fontobject
            application/manifest+json
            application/rss+xml
            application/atom_xml
            application/vnd.geo+json
            application/x-web-app-manifest+json
            image/svg+xml
            image/x-icon
            image/bmp
            font/opentype;

    include /etc/nginx/conf.d/*.conf;
}