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Tag Archives: yum

July, 2010

  • 19 July

    How to Force YUM to Exclude Certain Packages

    linux yum

    YUM is a package management system for Red Hat Enterprise Linux (RHEL), CentOS, Fedora, and other Red Hat-based Linux operating systems. It is command-line driven and is an easy tool you can use to keep your server updated and install any new software you need. Normally, when you perform updates, …

  • 14 July

    How to Remove Software in Linux

    remove software linux

    Question: How do I remote software that I installed from my Linux dedicated server? Answer: The answer to that question depends on how you installed the software in the first place. Once you establish how and where the software has been installed, you can determine how to remove it. 1. …

  • 12 July

    What is a Linux Package?

    linux package

    Question: I have a new Linux dedicated server, and I have read a lot of documentation referring to packages. What are Linux packages? Answer: In Linux distributions, a “package” refers to a compressed file archive containing all of the files that come with a particular application. The files are usually …

May, 2010

  • 27 May

    Useful RPM Tips

    As I mentioned in an earlier post, YUM is a powerful package management system, commonly used in RPM-based Linux distributions, including Red Hat Enterprise Linux, CentOS, and Fedora. We have covered some of the basic YUM commands. Now, here are some helpful commands not in YUM that you can use …

  • 24 May

    Software That Requires Perl Modules

    When you install perl applications on a server, they will invariably require you to install additional modules for support. This is part of the unfortunate reality of running perl applications. Typically, the required module names will be displayed like this, Date::Format or File::Tail. If you have ever tried to find …

March, 2010

  • 16 March

    Linux server dependencies

    Question: What are dependencies in Linux and how do I manage them? Answer: In any operating system, an program requires other programs, drivers, and libraries of files to run. The program depends on those files, so they are called dependencies. Many commercial vendors will packages the dependencies in the installation …

  • 3 March

    How to upgrade CentOS

    Question: How do I upgrade my CentOS installation to a higher version? Answer: Using YUM you can upgrade CentOS with only a few steps. 1. Backup your important data. If most or all of is in a database, make sure to backup all databases. 2. List all of the updates: …

February, 2010

  • 25 February

    How to install OpenVZ with yum

    OpenVZ is a free and open source virtualization solution for Linux. Here is an easy guide to installing OpenVZ on Redhat Enterprise Linux, CentOS, or Fedora. Note: It is recommended that you use an ext2 or ext3 file system if you want per-container disk quota. 1. Add the OpenVZ YUM …

  • 23 February

    How to install Nginx via YUM in CentOS

    Nginx (pronounced “Engine X”) is a lightweight web server that offers speed and flexibility without all of the extra features that larger web servers like Apache offer. Although it is a free and open source application, CentOS does not offer the latest version in its default YUM repository. To install …

January, 2010

  • 7 January

    How to force YUM to exclude certain packages

    Question: Is there a way to tell YUM to ignore certain packages when performing updates on a CentOS Linux server? Answer: There certainly is, and in some cases it can save your server from an unfortunate mishap. When running a dedicated server, particularly one with multiple websites, you run the …