/etc/init.d/nginx restart HowTo - Linux / Unix Q & A from nixCraft

How to enable the gzip/deflate in nginx server on Linux or Unix system

in Linux, Nginx, UNIX last updated March 5, 2017

I am a new Linux system admin and how can I enable gzip compression on nginx web server for JS/CSS/HTML files?

How to log real user’s IP address with Nginx in log files

in CentOS, Debian / Ubuntu, FreeBSD, Linux, Networking, Nginx, UNIX last updated January 21, 2017

My nginx server is behind a reverse proxy load balancer. How can I show the correct client IP address in nginx log files when nginx is behind a load balancer?

Nginx: Redirect Backend Traffic Based Upon Client IP Address

in Linux, Nginx, UNIX last updated December 31, 2013

I have four Apache backend servers in front of nginx reverse proxy server. How do I make sure nginx reverse proxy load balancer always send specific client IP address (say IP 1.2.3.4) request to http://apachereadwrite/ backend and rest to http://apachereadonly/ backend?

Nginx: Allow All But Block Certain POST Request URLS For Selected Spammer IP Address/CIDR

in Linux, Nginx, Security, UNIX last updated December 2, 2013

I am a small business and ecom site owner. I also run a WordPress based blog to connect with my customers. However, I get too much spam from certain IPs and net-blocks. How do I block access to certain url(s) such as example.com/blog/wp-comments-post.php for selected IP address and CIDRs? How do I allow everyone including IP address 1.2.3.4 to access my blog but block IP address 1.2.3.4 accessing only example.com/blog/wp-comments-post.php? How do I block POST requests for selected IPs/CIDR on nginx?

Nginx: 301 Redirect To A Domain Name

in Linux, Nginx, UNIX last updated March 15, 2014

I am a new Nginx web server user. How do I redirect to a different domain using nginx (say example.org to example.com) permanently?

Nginx Redirect Mobile / Smart Phone Traffic To Mobile Version Of the Web Site

in Linux, Nginx, UNIX last updated July 29, 2013

I am a new nginx user and I would like to redirect all mobile / smart phone users from www.example.com to m.example.com domain. How do I detect a mobile phone browser in nginx? How do I redirect all mobile users to sub-domain using regex based rules? How can I automatically redirects visitors on mobile devices to its mobile version at http://m.example.com/ and also allow mobile devices to the desktop website at www.example.com if visiting via http://www.example.com/?desktop=true?

Linux: Restart Nginx WebServer

in CentOS, Debian / Ubuntu, Fedora Linux, Linux, Nginx, RedHat and Friends, Suse last updated January 21, 2017

How do I restart nginx web server under Linux?