After working with some RHEL 5 servers fairly regularly, I noticed a reduction in Apache 2.2 performance when many connections were made to the server. There were messages like these streaming into the access_log as well:
127.0.0.1 - - [21/Aug/2008:12:00:10 -0400] “GET / HTTP/1.0″ 200 2269 “-” “Apache/2.2.3 (Red Hat) (internal dummy connection)”
127.0.0.1 - - [...]
Most web developers expend a lot of energy optimizing queries, reducing the overhead of functions, and streamlining their application’s overall flow. However, many forget that one of the simplest adjustments is the compression of data as it leaves the web server.
Luckily, mod_deflate makes this easy, and the Apache documentation has a handy initial configuration [...]
UPDATE: The TRACE/TRACK methods are disabled in Plesk 8.4 right out of the box!
It’s always been a bit of a challenge to disable TRACE and TRACK methods with Plesk. The only available options were to create a ton of vhost.conf files or adjust the httpd.include files and prevent modifications with chattr (which is a [...]
If you’ve used newer versions of Horde with Plesk, you have probably noticed the news feed that runs down the left side of the screen. Depending on the types of e-mails you receive, you may get some pretty odd news popping up on the screen.
Luckily, you can remove the news feeds pretty easily. [...]
I had some time to do some testing of my blog’s performance today, and I discovered how much of a difference the WP-Cache plugin makes.
This blog runs on a server with dual Xeon Woodcrest CPU’s, 64-bit CentOS 4.5 and a 100mbit network connection. Here’s the first test with WP-Cache turned off:
$ http_load -parallel 10 [...]