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Nginx

HowTo: Find Out Nginx Web Server Version

How do I print Nginx web server version using command line option under Unix like operating systems?
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Sysadmin because even developers need heroes!!!

Ubuntu Linux: Start / Restart / Stop Nginx Web Server

How do I restart / stop / start the nginx web server under a Ubuntu Linux operating systems using command line option?
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Mediawiki Fix Internal Server Host Names / Redirection In shared Hosting or Proxy Setup

Our customer support wiki runs on an internal host (ip:192.168.1.100:300, hostname a-node100.:300) and it is behind the nginx reverse proxy server. However, our Apache server end up displaying internal server name http://a-node100.:300/, which results into an unexpected redirection and timeouts as http://a-node100.:300/ is not accessible over the Internet. How do I force nginx or apache to use the base URL of our server (http://support.example.com/wiki/)?

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nginx: Create HTTP 503 Maintenance Custom Page

I know how to create a custom http 503 maintenance page under Lighttpd or Apache web server. How do I create a custom Nginx web server maintenance page?
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WordPress Rename Image URL For a CDN Usage

Recently, we moved all our static assets to a CDN (Content Delivery Network) as described here. However, we have over 8000+ old blog posts and we need to point static images url to our CDN account hosted at http://MyACCOUNT.cloudfront.net/images/ folder. How do I rename all image urls stored in wordpress posts? How do I offload static images to a CDN urls under WordPress?
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NGINX: Create Custom 404 / 403 Error Page

How do I create a custom static HTTP 404 or HTTP 403 error page under nginx web server?
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nginx: Install GeoIP Module For Country / City Level Geo Targeting

How do I install GeoIP nginx module for country and/or city level geo targeting?
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Nginx: Configure and Install With IPv6 Networking Support

How do I configure IPv6 networking under nginx? How do I assign and use an IPv6 address under nginx web server? How do I enable IPv6 Support in nginx?
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nginx: Send HTTP User Agent Requests To Specific Backend Server

I‘ve tons of images, css and javascript hosted at backend server IP 192.168.1.5 and 192.168.1.6. How do I make sure nginx reverse proxy load balancer always send all http_user_agent requests coming from “Mozilla” to server 192.168.1.5 and MSIE to server 192.168.1.6 only?
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Nginx: 24: Too Many Open Files Error And Solution

I‘m getting the following error in my nginx server error log file:

2010/04/16 13:24:16 [crit] 21974#0: *3188937 open() “/usr/local/nginx/html/50x.html” failed (24: Too many open files), client: 88.x.y.z, server: example.com, request: “GET /file/images/background.jpg HTTP/1.1”, upstream: “http://10.8.4.227:81//file/images/background.jpg”, host: “example.com”

How do I fix this problem under CentOS / RHEL / Fedora Linux or UNIX like operating systems?
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