Tag Archives: linux

September, 2009

• 10 September

  Managing Linux System Programs and Processes

  Question: Something is hogging the CPU cycles on my Linux dedicated server. It has gotten really slow. How can I monitor running programs and processes? Answer: Linux has a handy little tool called “top” that, when run, reveals your top running processes. It also gives you information about your memory …
• 10 September

  What is a Cron Job?

  Question: What is a Cron Job? Answer: A cron job is a periodic script run using scheduling software called “cron”. Linux and other Unix-like operating systems use it. A shared web hosting provider may allow you to run local user cron jobs, and those settings are usually accessible through your …
• 9 September

  When Your Dedicated Server Goes Down

  Question: I just ordered a remote dedicated server, and I am concerned about trusting my data with someone else. What are my options if the server goes down? Answer: Generally speaking, you do not have much to worry about. You most likely did your homework before selecting your web host. …
• 3 September

  Installing Scripts and Software

  Question: How do I install scripts and software on my shared hosting account? Answer: A lot of that depends on the type of shared hosting account you have. If you have a Linux account, you should check with your provider to see what packages are available to you. Most will …
• 2 September

  Using .htaccess Files on Your Website

  Question: What Is .htaccess and How Do I Use It? Answer: Apache HTTP Server by default is controlled by a single configuration file. On many Linux distributions, the file is called httpd.conf or something similar. If you have a shared hosting account, however, you do not have access to an …
• 2 September

  Securing Apache with ModSecurity

  Apache HTTP Server is the most widely used web server application and is arguably the best available. Nevertheless, being a good application does not automatically make Apache secure. If your websites are simple html pages with no dynamic web applications or scripts, you probably do not have need for much …
• 1 September

  Updating Redhat Enterprise Linux 5

  Users of Redhat Enterprise Linux (RHEL) were probably accustomed to using a command called “up2date” to update and install security patches and new software releases on their servers. As many well know, however, RHEL is based on the Fedora code base, and Fedora never relied on up2date. Instead, Fedora uses …

August, 2009

• 24 August

  Microsoft Working with PHP

  Microsoft, which has long offered proprietary alternatives to open source web platforms and scripting languages, is now offering a toolkit that will make it easier for PHP developers to utilize it’s .NET data services. PHP, which stands for PHP Hyptertext Processor and is sponsored by the commercial organization, Zend Technologies. …
• 14 August

  Running an Open Source Web Server

  There are many reasons to use free and open source software on a web hosting dedicated server that go beyond simple financial savings. From increased security and flexibility in development release cycles to highly customizable and modular components, the possibilities are vast. There are several operating systems and software setups …

July, 2009

• 30 July

  Researchers virtualize 1 million Linux kernels

  Villains beware. Researchers at Sandia National Laboratories have created the mother of all supercomputers that could be used in the fight against botnets and other massive computer attacks. Their supercomputer, called Thunderbird is made up of a 4,480-node high performance cluster. Each cluster ran 250 virtual machines, each running the …