Monitor Your Apache Load and Stats with mod_status

Apache HTTP Server is very extensible, allowing users to easily add new modules and thus new features and functionality. One such module that is helpful for monitoring your Apache web server is mod_status. mod_status keeps track of your web server’s load and displays it along with current httpd connections in a web-based interface.
mod_status displays a […]

Htop: An Advanced Alternative to Top

Top shows you a great deal of information about the top running programs on your server, load averages, memory usage and more. Now imagine Top a little more colorful with some graphical representations of CPU, memory and swap usage, and a full range of shortcuts and functions that can help you manage tasks and find […]

What is a Load Average?

The more traffic your websites and applications generate, the higher the load your server will have to carry. Over the course of a given amount of time, your server may have a variation of high, medium, and low load. The average of that load over time is called the load average.
Programs like “top” allow […]

What to Expect from a VPS Provider

Most web hosting companies offer some form of VPS service, so it can be difficult to decide which one is right for you. A virtual private server can be almost anything that uses virtualization, so it is important to know what you are getting and if the services offered fit your needs. These are some […]

3 More Ways to Save with Virtualization

In a previous post, we looked at some of the ways that virtualization can help you save money. It can help you maximize space usage, reduce power consumption, and reduce the amount of time you spend on provisioning and deployment. The following are three more ways virtualization help:

Application consolidation – In the […]

Find Out Your Server Load, Users, and Uptime with One Letter

Sometimes, you are in a rush and just need to make sure your server is OK.  There are plenty of commands or scripts you could run to check on your server, but there is only one that only takes a single letter. The “w” command is quick, simple, and can be powerful.
When you are in […]

3 Ways to Keep Your Server Stable

Whether you are in the web hosting business or are simply managing a single dedicated server for a client, you have probably passed along a guarantee or at least hinted at the expectation that your service will provide a substantial amount of uptime. In order to deliver on a such a promise, you need to […]

The Wondrous World of /proc

Linux servers, regardless of the distribution, all share a common thread that system administrators know about and use to monitor the server and troubleshoot hardware. That commonality is /proc, a truly unique and special file system that can give you all sorts of wondrous information about your dedicated server.
The proc filesystem is mounted at boot […]

When are Reboots Necessary?

It is an age-old question among system administrators.  When do you need to reboot your server?  Unlike desktop computers or laptops, dedicated servers are “dedicated”, meaning they are expected to be available 24 hours a day and 7 days a week.  Most consumers and users are tolerant of the occasional service interruption, but with plenty […]

Quick Linux System Information with “uptime”

Monitoring your Linux dedicated server can be a time-consuming activity. You have to consider stability, security, performance, and a host of other issues. Some forms of monitoring involve third-party companies. Others are as simple as typing a command from a secure shell (SSH). “Uptime” is one such command.
To begin using the […]