Troubleshooting Application Performance and Slow TCP Connections with NGINX Amplify

nginx.local.conf

upstream upstream_close_server_keepalive_timeout_0 {
  server upstream:10443;
}

upstream upstream_keepalive_server_keepalive_timeout_0 {
  server upstream:11443;
  keepalive 64;
}

upstream upstream_close_server_keepalive_timeout_300 {
  server upstream:12443;
}

upstream upstream_keepalive_server_keepalive_timeout_300 {
  server upstream:13443;
  keepalive 64;
}

upstream upstream_heavy_loaded {
  server upstream:443;
}

upstream upstream_keepalive_heavy_loaded {
  server upstream:443;
  keepalive 64; 
}

server {
  listen 80;
  
  ### Part 1. Benchmark A
  # siege -b -t 10m http://127.1/upstream-close/proxy_pass_connection-close/server_keepalive_timeout-0
  ###
  location =/upstream-close/proxy_pass_connection-close/server_keepalive_timeout-0 {
    proxy_pass https://upstream_close_server_keepalive_timeout_0/;
  }

  ### Part 1. Benchmark B
  # siege -b -t 10m http://127.1/upstream-close/proxy_pass_connection-keepalive/server_keepalive_timeout-0
  ###
  location =/upstream-close/proxy_pass_connection-keepalive/server_keepalive_timeout-0 {
    proxy_pass https://upstream_close_server_keepalive_timeout_0/;
    proxy_set_header Connection "";
    proxy_http_version 1.1;
  }

  ### Part 1. Benchmark C
  # siege -b -t 10m http://127.1/upstream-close/proxy_pass_connection-keepalive/server_keepalive_timeout-300
  ###
  location =/upstream-close/proxy_pass_connection-keepalive/server_keepalive_timeout-300 {
    proxy_pass https://upstream_close_server_keepalive_timeout_300/; 
    proxy_set_header Connection "";
    proxy_http_version 1.1;
  }

  ### Part 1. Benchmark D
  # siege -b -t 10m http://127.1/upstream-keepalive/proxy_pass_connection-keepalive/server_keepalive_timeout-0
  ###
  location =/upstream-keepalive/proxy_pass_connection-keepalive/server_keepalive_timeout-0 {
    proxy_pass https://upstream_keepalive_server_keepalive_timeout_0/;
    proxy_set_header Connection "";
    proxy_http_version 1.1;
  } 

  ### Part 1. Benchmark E
  # siege -b -t 10m http://127.1/upstream-keepalive/proxy_pass_connection-keepalive/server_keepalive_timeout-300
  ###
  location =/upstream-keepalive/proxy_pass_connection-keepalive/server_keepalive_timeout-300 {
    proxy_pass https://upstream_keepalive_server_keepalive_timeout_300/;
    proxy_set_header Connection "";
    proxy_http_version 1.1;
  } 

  ### Part 2. Benchmark A
  # siege -b -t 20m http://127.1/upstream-heavy-loaded-close
  ###
  location =/upstream-heavy-loaded-close/ {
    proxy_pass https://upstream_heavy_loaded/;
  }

  ### Part 2. Benchmark B
  # siege -b -t 20m http://127.1/upstream-heavy-loaded-keepalive/
  ###
  location =/upstream-heavy-loaded-keepalive/ {
    proxy_pass https://upstream_keepalive_heavy_loaded/;
    proxy_set_header Connection "";
    proxy_http_version 1.1;
  }

nginx.upstream.conf

server {
  listen 10443 ssl;
  server_name _;

  location =/ {
    keepalive_timeout 0;
    empty_gif;
  }
}

server {
  listen 11443 ssl;
  server_name _;

  location =/ {
    keepalive_timeout 0;
    empty_gif;
  }
}

server {
  listen 12443 ssl;
  server_name _;

  location =/ {
    keepalive_timeout 300;
    keepalive_requests 100000;
    empty_gif;
  }
}

server {
  listen 13443 ssl;
  server_name _;

  location =/ {
    keepalive_timeout 300;
    keepalive_requests 100000;
    empty_gif;
  }
}

part_1_benchmark_a.png

part_1_benchmark_b.png

part_1_benchmark_c.png

part_1_benchmark_d.png

part_1_benchmark_e.png

part_2_benchmark_a.png

part_2_benchmark_b.png

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