Archive for August, 2012
When you manually install software, web apps, or just general files, you probably use something like FTP or SFTP to upload your files. In most instances that is sufficient, but sometimes it is quicker and easier to download the files directly from their source to your server, bypassing your local computer completely. To do this, [...]
August 31st, 2012 | Posted in Server Software | No Comments
By default, websites powered by Apache HTTP Server are case sensitive. That means yourwebsite.com/Bunnies will take you to a different page than yourwebsite.com/bunnies. Generally speaking it is a good idea to leave this default configuration as is. There are, however, instances when you might want Apache to be case insensitive. For example, if you have [...]
August 31st, 2012 | Posted in Server Software | No Comments
When you manage a dedicated server, you will almost certainly spend a considerable amount of time working from the command line, probably via SSH. If so, you will encounter Bash or a shell similar to it. While you can accomplish pretty much anything with various commands, you can increase efficiency by learning some of the [...]
August 28th, 2012 | Posted in Server Software | No Comments
In a previous post, we looked at some of the ways in which you can manage a MySQL user from the mysql command-line prompt. Today, you will learn about managing MySQL users from within Webmin’s web-based control panel.
To begin managing MySQL in webmin, do the following:
Login to webmin and find the section called “Servers”
Click “MySQL [...]
August 27th, 2012 | Posted in Database Management | No Comments
Databases come in many sizes and flavors. Knowing which one is best for the type of application/website and data you are using can save you a lot of time and money in the long term. The following are three common database types as well as scenarios when you might want to use them.
Flat-file Database – [...]
August 23rd, 2012 | Posted in Database Management | No Comments
As you manage your dedicated server, you will invariably come across times when you need to reset passwords, add or delete accounts, or generally perform maintenance on your database users. When working with MySQL, there are a couple of simple ways to manage user accounts. The first involves accessing it from the command line, while [...]
August 22nd, 2012 | Posted in Database Management | No Comments
Businesses invest a great deal of money into dedicated servers. What may start with one server and a few gigabytes of data can eventually grow into an entire server cluster with several petabytes of data. Ideally, a hosting or colocation provider will give businesses the tools to smoothly transition from one stage of development to [...]
August 21st, 2012 | Posted in Cluster Servers | No Comments
Your shared hosting account has probably served you well for quite some time, but there comes a time when it might be a good idea to upgrade your website(s) to a dedicated hosting plan. There are definitely financial factors that determine when you can and will get a dedicated server, but today we will look [...]
August 21st, 2012 | Posted in Dedicated Servers | No Comments
There comes a time in the life of a server when one is simply not enough. When that occurs, many organizations setup some type of server cluster. Each individual machine becomes a node that interfaces with the collective whole, rather than an individual server by itself.
There are several open source tools that you can use [...]
August 14th, 2012 | Posted in Server Software | No Comments
Malware is in the news all the time. From high profile cyber attacks on government infrastructure, to viruses that affect millions of home computers, malware is everywhere. As a system administrator, should you be concerned about malware on your dedicated server or virtual private server(VPS)?
First, we should have a clear definition of what malware is. [...]
August 9th, 2012 | Posted in Server Security | No Comments
One of the dangers of hosting virtual private servers is what is known as virtual server sprawl. Like constructing buildings in an area, only so many virtual machines can occupy a single server. High demand for VPS accounts may quickly out pace your ability to create new machines or even deploy new servers to host [...]
August 8th, 2012 | Posted in Virtual Private Servers (VPS) | No Comments
A Linux dedicated server is all about commands. At some point, you will inevitably need to manage it from SSH (Secure Shell), which means you will be presented with a command line interface. While you may already know some commands, it is nice to see what the server offers as a whole. You can do [...]
August 6th, 2012 | Posted in Server Software | No Comments
If you go back further enough in time, you might find some servers running on SPARC architecture, but other than that, only three processor brand types have truly been dominant in the server market. Those are Intel, AMD, and IBM’s PowerPC. Lately, Intel and AMD in particular have dominated the server market with x86_64 architecture. [...]
August 3rd, 2012 | Posted in Server Hardware | No Comments
PHP is one of the most popular server-side scripting languages on the web. Many large, medium, and small websites rely on it to provide dynamic content. Whenever you need to adjust the settings of PHP, you will need to access the php.ini file. It is easy enough to access through SSH, but if you ever [...]
August 3rd, 2012 | Posted in Server Configuration | No Comments