Linux and Open Source

If you're a Linux administrator or you are integrating Linux into your IT department then you won't want to miss the latest tutorials, news, and updates on various Linux distributions and open source

  • Save time managing multiple systems with Parallel SSH

    Save time managing multiple systems with Parallel SSH

    For a user caring for multiple systems, OpenSSH is extremely useful, but being able to execute OpenSSH commands in parallel is even more so. Vincent Danen introduces Parallel SSH, or pssh, which allow...

    Vincent Danen · December 21, 2008, 10:00 PM PST

  • Memorable Linux moments of 2008

    Memorable Linux moments of 2008

    Jack Wallen takes a look back at 2008 to recollect his most memorable Linux and open source moments. Some of these moments you might remember yourself, others are brand new to you. Either way, you wil...

    Jack Wallen · December 21, 2008, 5:23 AM PST

  • Monitor your server with Monitorix

    Monitor your server with Monitorix

    While it's important to get a remote view of your servers with tools like Nagios, it's not always easy to get a full "local" view of things like CPU load and network service demand. Vincent Danen intr...

    Vincent Danen · December 14, 2008, 10:00 PM PST

  • Fedora Core 10 might make me a believer again

    Fedora Core 10 might make me a believer again

    After a long hiatus from Fedora, Jack Wallen has returned to test the Red Hat waters again. Do you think Fedora 10 can bring Jack back? Read his take to see if Fedora finally got Linux right again.

    Jack Wallen · December 14, 2008, 8:35 AM PST

  • Jack's best linux tips and features

    Jack's best linux tips and features

    Jack Wallen has been busy spreading the Linux gospel recently. Catch up with some of his latest how-tos and features from around the TechRepublic blogs.

    Selena Frye · December 12, 2008, 2:31 AM PST

  • Using pam_mount to automount filesystems at login

    Using pam_mount to automount filesystems at login

    Vincent Danen introduces the automounter, pam_mount, which can take a password entered at login and use it to mount an encrypted filesystem. It can also mount non-encrypted filesystems. This allows fo...

    Vincent Danen · December 8, 2008, 10:40 PM PST

  • Is the new Komodo 5 toolset worth the upgrade?

    Is the new Komodo 5 toolset worth the upgrade?

    Vincent Danen reviews the new Komodo 5.0 toolset for developers. Do new features and enhanced performance make it worth the upgrade?

    Vincent Danen · November 30, 2008, 11:00 PM PST

  • Non-free "blobs" in the Linux kernel?

    Non-free "blobs" in the Linux kernel?

    Jack Wallen comments on the debate that's broken out about the use of proprietary "blobs" in the "free" Linux kernel. How much "free" deserves the seal of approval from the Free Software Foundation? D...

    Jack Wallen · November 30, 2008, 9:46 PM PST

  • VMware Server 2.0 offers handy new upgrades

    VMware Server 2.0 offers handy new upgrades

    Vincent Danen discusses his favorite features of VMware Server 2.0 and tells you how to get started with this virtualization tool.

    Vincent Danen · January 26, 2009, 5:54 AM PST

  • Open source for U.S. government: Is there a downside?

    Open source for U.S. government: Is there a downside?

    It is rumored that the U.S. government might be considering the adoption of open source to replace costly proprietary software. Is this a good idea? Jack Wallen considers this and finds a possible arg...

    Jack Wallen · January 25, 2009, 10:27 PM PST

  • Remotely monitor servers with the Nagios check_by_ssh plugin

    Remotely monitor servers with the Nagios check_by_ssh plugin

    If you are using Nagios to monitor remote servers, you have more than one method to execute checks, including the use of the check_by_ssh plugin. Vincent Danen tells you how to set up this plugin and ...

    Vincent Danen · January 19, 2009, 10:00 PM PST

  • The Evolution of Linux

    The Evolution of Linux

    After a run-in with a cheap KVM Jack Wallen discovers that Xorg has evolved into something he never expected. In this open source blog entry you might get a glimpse of where Linux is heading and wheth...

    Jack Wallen · January 18, 2009, 5:41 AM PST

  • Learning more about Nagios for server monitoring

    Learning more about Nagios for server monitoring

    If you use Nagios for server monitoring, you know it's a very powerful tool, but the learning curve can be steep for newcomers. Vincent Danen reviews a resource for Nagios beginners -- or for those wh...

    Vincent Danen · January 12, 2009, 10:49 PM PST

  • How open source could save the media industry

    How open source could save the media industry

    There are so many industries that are slowly strangling themselves. Jack Wallen has a feeling that each and every one of these industries can be saved by adopting an open source policy. How you ask? R...

    Jack Wallen · January 11, 2009, 10:24 PM PST

  • Firewall MySQL with GreenSQL

    Firewall MySQL with GreenSQL

    GreenSQL is a "firewall" for MySQL databases that could help protect your database from SQL injection vulnerabilities. Vincent Danen introduces this application and tells you how to install it.

    Vincent Danen · January 5, 2009, 2:43 AM PST