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Liquid Web Knowledge Base

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How to use du
Filed under: Technical Support

Thanks to df, we know how to find information about the overall health of our disks, but we’re left to our own devices to find the details, specifically as to what’s taking up the most space.  The good news is that we’re in luck, as I’ve learned a trick from a great hunter that will help us through this task:  Just look for ducks!

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Enable cPanel backups in WHM
Filed under: Technical Support

The cPanel control panel does have some built in functions to assist in creating and managing account backups. These backups are done on an account level basis and only backup accounts created via cPanel.

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How to use df
Filed under: Technical Support

The df command is used to view the amount of free diskspace on a server.  The most common usage of this command will include the -h flag.  This flag will make the output be more human readable.

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Backups Demystified

One of the most neglected facets of operating a website is maintaining backups.  Having a backup of your content helps ease your mind that your site can be easily recovered from disaster.

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Using Telnet To Check SMTP Service
Filed under: Technical Support

One of the most common e-mail issues we encounter in our support department is customers who are traveling and are encountering problems trying to send e-mail.

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Use httpd fullstatus to Monitor Apache Status
Filed under: Technical Support

Sometimes checking server performance can be difficult. Apache has built in utilities that help monitor Apache usage and performance. The Apache Status is one such tool that allows for real time monitoring of Apache connections and resource usage. The Apache Status will give you information that will aid in performance monitoring and Apache tuning.

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Locations of Common Log Files on cPanel Servers
Filed under: Technical Support

One of the nice things about cPanel based servers is the way that they keep the location of key files in the same place across all of the various cPanel versions.  Due to this consistency one always knows where to look for logs files for all services running on a cPanel server.

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Fighting Spam on cPanel Servers
Filed under: Technical Support

On cPanel servers there are a several different tools that are built into cPanel that can be used to help control the flow of spam both in and out of your server.

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Monitoring Server Processes With Top
Filed under: Technical Support

The top program provides a dynamic real-time view of a running system. It can display system summary information as well as a list of tasks currently being managed by the Linux kernel. The types of system summary information shown and the types, order and size of information displayed for tasks are all user configurable.

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Understanding MX Records
Filed under: Technical Support

MX (Mail eXchanger) records are like an address for your domain’s email. The MX record tells the rest of the internet where to send your email.

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