confirm nginx processing

On WSL

NGINX installation

sakai@eX:~$ pwd
/home/sakai
sakai@eX:~$ wget -q http://nginx.org/keys/nginx_signing.key
sakai@eX:~$ ls
nginx_signing.key
sakai@eX:~$ sudo apt-key add nginx_signing.key
OK
sakai@eX:~$ sudo apt-get update
:
:
Fetched 16.4 MB in 13s (1292 kB/s)
Reading package lists... Done
sakai@eX:~$ sudo apt-get install nginx

NGINX execution

root@MB-B504ES:~# sudo nginx
root@MB-B504ES:~# ps ax | grep nginx
   20 ?        Ss     0:00 nginx:
   21 ?        S      0:00 nginx:
   22 ?        S      0:00 nginx:
   23 ?        S      0:00 nginx:
   24 ?        S      0:00 nginx:
   26 tty1     S      0:00 grep --color=auto nginx
root@MB-B504ES:~# ss -an | grep LISTEN
Cannot open netlink socket: Protocol not supported
Cannot open netlink socket: Protocol not supported
Cannot open netlink socket: Protocol not supported
Cannot open netlink socket: Protocol not supported
Cannot open netlink socket: Protocol not supported
Cannot open netlink socket: Protocol not supported
Cannot open netlink socket: Protocol not supported
Cannot open netlink socket: Protocol not supported
Cannot open netlink socket: Protocol not supported
root@MB-B504ES:~# nginx -s stop