prefork MPM
This Multi-Processing Module (MPM) implements a non-threaded, pre-forking web server that works similarly to Apache 1.3. It is suitable for systems that lack thread-safe libraries and need to avoid thread compatibility issues. It is the best choice when each request needs to be handled independently of others …
I often use Apache virtual hosts for development and testing, but each time I need to configure a virtual host, I habitually copy and paste. This time, after reinstalling the system, I needed to configure a new PHP development environment virtual host, so I’m summarizing the methods and steps for configuring Apache httpd-vhosts virtual hosts for easy reference…
Most Nginx installation guides cover the basics——install via apt-get, tweak a few lines of config here and there, and boom, you’ve got a web server! And, in most cases, a conventional Nginx install already works just fine for your website …
How to Hide Nginx Version Number for Security
Nginx displays its version number prominently in the HTTP header or on error pages. For security reasons, it is generally recommended to hide this information.
The method is quite simple. Just add the server_tokens parameter inside the http { block of nginx.conf.
For example:
http { include mime.ty …
How to 301 Redirect 123.com to www.123.com (Server-Side). Following Google’s recommendation, use a server-side 301 redirect to ensure users and search engines are directed to the correct page. The 301 status code indicates that a page has been permanently moved to a new location. Below is …
1) Replace Sessions with Cookies
By replacing sessions with cookies, you can avoid some of the downsides of sessions. A J2EE book I once read also indicated that sessions should not be used in clustered systems, or else they can cause serious problems. If your system is not complex, first consider whether you can drop sessions …
Check Current Nginx and MySQL Connection Counts
View all current Nginx connections and their states:
#netstat -n | awk '/^tcp/ {++S[$NF]} END {for(a in S) print a, S[a]}'
TIME_WAIT 17
ESTABLISHED 3254
LAST_ACK 236
FIN_W …
Fortunately, 301 redirects can effectively resolve such issues. As mentioned in this Williamlong Blog article,
301 Redirects Can Boost SEO Effectiveness
From an SEO perspective, 301 redirects are the most viable method for URL redirection. When a site’s domain changes, search engines only…
I’ve already covered some common questions about Nginx, including a few on how to optimize Nginx. Many new Nginx users have migrated from Apache, so they’re accustomed to tweaking configurations and performing magic tricks to keep their servers running efficiently. I have some bad news for you—you don’t …
Apache 301 redirects are SEO-friendly, so using Apache’s configuration file to implement 301 redirects is very useful. To modify the Apache configuration file, for example, my website domain on the server is www.mytwo.com, and I also want www.myone.com to open www.mytwo.com. The code is as follows 1 2 3 …
