Hi ,
I have a flask application which is running in nginx server and i am unbale
to serve the application for more then 20 users (concurrently) as its gets
break.
*Error:*
app: 0|req: 1/35] x.x.x.x () {44 vars in 5149 bytes} [Thu Feb 7 14:01:42
2019] GET /url/edit/7e08e5c4-11cf-485b-9b05-823fd4006a60 => generated 0
bytes in 69000 msecs (HTTP/2.0 200) 4 headers in 0 bytes (1 switches on
core 0)
*OS version:*
ubuntu 16.04 (aws)
*CPU:*
2 Core with 4 GB RAM
*WebServer:*
nginx version: nginx/1.15.0
*APP Architecture:*
I have 2 application running on different servers app 1(using for frontend
) and app 2( using for REST API Calls) both are flask applications
*app1 uWSGI config :*
[uwsgi]
module = wsgi
master = true
processes = 3
socket = app.sock
chmod-socket = 777
vacuum = true
die-on-term = true
logto = test.log
buffer-size=7765535
worker-reload-mercy = 240
thunder-lock = true
async=10
ugreen
listen = 950
enable-threads= True
*app 1 nginx config*
user root;
worker_processes 5;
events {
worker_connections 4000;
}
http {
server {
limit_req zone=mylimit burst=20 nodelay;
limit_req_status 444;
listen 80 backlog=1000;
listen [::]:80;
server_name domain name;
location /static {
alias /home/ubuntu/flaskapp/app/static;
}
location / {
include uwsgi_params;
uwsgi_read_timeout 120;
client_max_body_size 1000M;
uwsgi_pass unix:///home/ubuntu/flaskapp/app.sock;
}
}
}
*app 2 uWsgi config:*
[uwsgi]
module = wsgi
master = true
processes = 5
socket = app2.sock
chmod-socket = 777
vacuum = true
die-on-term = true
logto = sptms.log
async = 10
ugreen
worker-reload-mercy = 240
enable-threads = true
thunder-lock = true
listen=2000
buffer-size=65535
no-defer-accept=true
stats=stats.sock
memory-report = true
*app 2 nginx config :*
worker_processes 1;
events {
worker_connections 1024;
}
http {
access_log /var/log/nginx/access.log;
proxy_connect_timeout 2000;
proxy_read_timeout 2000;
fastcgi_read_timeout 2000;
error_log /var/log/nginx/error.log info;
include mime.types;
gzip on;
server {
listen 80 backlog=2048;
server_name x.x.x.x;
location / {
include uwsgi_params;
uwsgi_pass unix:///home/ubuntu/app/app2.sock;
#keepalive_timeout 155s;
}
}
}
So please help to scale the application for concurrent users.
Thanks
Ashraf
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