Browsing the Tuts: SSH category

Ever needed to check which folders on your server are using up your disk space? Here's a few commands that you can execute to get that information.

his would give you your entire partition usage per fstab

To calculate the directory size of the current directory you're in, execute: You can show the sizes of the subdirectories (only first level) within the directory you are in by executing: To calculate the directory sizes of the first level of subdirectories in any folder, you could execute: And to show the size of any directory you would execute:

Right, now take note it could take a little while to calculate if you're trying to calculate gigabytes as gigabytes normally means lots of folders and files.

Core software DirectAdmin installs needs to be kept up to date all the time. To do this, you as the user or server administrator needs to know which version of the software you've got. Here's just a quick list of what software DirectAdmin by default installs:

This is a simple guide, originally written by eth0. Using these few techniques your server will attempt to stop DoS attacks (by distinguishing some legitimate connections from those that are supposed to be malicious), harden the resolf.conf file (to stop spoof DoS attacks) and fix the hosts file (removing unwanted entries).

What is ClamAV?

Clam AntiVirus is a GPL anti-virus toolkit for UNIX. The main purpose of this software is the integration with mail servers (attachment scanning). The package provides a flexible and scalable multi-threaded daemon, a command line scanner, and a tool for automatic updating via Internet. The programs are based on a shared library distributed with the Clam AntiVirus package, which you can use with your own software. Most importantly, the virus database is kept up to date.

Read more for the installation guide.

C'mon. We all do it. We never change server (root) passwords because we think there really safe. But even the safe ones need changing every so often. I am the kind of person who is very forgetful if I do not write things down. So, as well as showing you how to change passwords for users on your server, I'm also noting it down for my use.

Read more on how to do it.

This really is just a reference for me, but you can all know it.

There are times when your server in its current timezone has the wrong time. It could be by a few seconds, minutes or even hours. I'll show you how to set it back to normal.

Read more on how to do it.

RoudCube is a fantastic browser-based mail client created using PHP, MySQL and AJAX technology.

A little from the developers..

RoundCube is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an e-mail client, including MIME support, address book, folder manipulation and message filters. RoundCube Webmail is written in PHP and requires the MySQL database. The user interface is fully skinnable using XHTML and CSS 2.

Read more for the installation guide.

Everyone should have this tool. It's fantastic, and free! I'll show you how to install it.

What is Rootkit Hunter?

Rootkit Hunter is a great tool used to scan your server for rootkits and other nasty tools.

Read more for the installation guide.