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  • Optimizing Linux for SSD usage

    Default Linux settings won't allow you to take advantage of SSD performance gains. Learn four ways to optimize SSD performance on your Linux system in this tip. 

  • Using Vagrant with Puppet to create VirtualBox hosts

    Vagrant integrates with Puppet and Chef to automate configuration management to build VirtualBox hosts. Linux systems admins can use this technology for quickly creating development hosts and production hosts. 

  • Puppet, DevOps key to data center surge, says Constant Contact

    The popular open source configuration management system, Puppet, along with DevOps made it possible for Constant Contact to scale operations from hundreds to thousands of servers in their data center. 

  • Exploring the features of the XFS file system on Linux

    The XFS file system has been designed to deal with high file volumes and large files more efficiently. Find out how the file system manages these files, and when it might be appropriate to use this file system on your Linux servers instead of Ext3 or... 

  • Deciding when to use Linux file system barriers

    Linux file system barriers in Ext3 and Ext4 protect data written to the journal. Learn how these barriers work and in which use cases they are a benefit, and in which cases you should disable them on your Linux servers. 

  • Doing business with Apache OFBiz: Open source ERP solution

    Many large sucessful enterprises use Apache OFBiz as their ERP solution. Find out how to get started with this open source tool for your e-business. 

  • SELinux tutorial: Commands and management

    Learn some key commands in SELinux and some user and port management tools to get SELinux running on your Linux servers for a more secure environment. 

  • SELinux tutorial: Configuring RHEL 5 and Web servers

    Configuring SELinux on RHEL 5 is easy using the GUI options. Learn how to set up SELinux using simple menu options and Boolean conditions in this tutorial. Also see how easy it is to secure Web servers such as Apache using SELinux. 

  • Configuring Linux management tasks: Integration and security

    In this Q&A, see how an administrator can best approach Linux management, including learning the importance of integration and top security methods, commands and functions. 

  • Working with Linux file system attributes

    File system attributes can provide a valuable addition to the way you ensure security on your Linux server. Learn how to mount, list and change file system attributes in ext4.