1Linux management essentials-
Helpful administrative tools for Linux in the enterprise
Successfully managing and monitoring multiple systems can be difficult without the right tools. Here are a few tips about Linux management tools and ways to set up your IT shop for success.
Alan Robertson discusses how his Assimilation Monitoring Project may bring about the demise of the "Monitoring Sucks" movement. Continue Reading
Learning to set up a basic Linux HA cluster using Corosync and Pacemaker can help protect vital services in the event of a hardware failure. Continue Reading
Here's how to solve the problems when trying to access files via a virtual machine in SELinux. Continue Reading
2Linux as a link to the cloud-
Lifting Linux workloads off-premises
Considering a switch to a cloud-based data center? Public cloud providers support Linux, which is a relatively low-cost option compared to other OSes. The flexibility of Linux also appeals to many enterprise IT shops looking to make their environments more agile. It's not all positive, however. There are some cons to using Linux in the cloud.
Oracle databases could only be virtualized with VMware until now. Windows Azure and Hyper-V shops can now run Oracle databases in their cloud or virtual environments. Continue Reading
Cumulus Networks uses Linux as an operating system for bare-metal switches that are cheaper and easier to automate than traditional switching. Continue Reading
Success of several open source cloud providers hinges on whether OpenStack cloud is production-ready. How do Eucalyptus, Red Hat and others stack up? Continue Reading
To construct increasingly portable cloud applications, more appropriate application architectures and open cloud standards are a necessity. Continue Reading
Cloud licensing models can be complex, limiting and aggravating. Don't get trapped with the wrong license. Continue Reading
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3Linux on the mainframe-
Breathing new life into big iron
Mainframes are still viable in the data center, thanks in part to added Linux operating system support and other open source software options. Follow these tips for making a mainframe more nimble with Linux and updating legacy applications for modern development.
Should you deploy Linux on the mainframe? See what the pros say about Linux mainframe and decide if it's right for your IT shop. Continue Reading
Through improved processing speed and reduced costs, IBM's new zEnterprise mainframe hopes to turn hybrid cloud customers' heads. Continue Reading
Mainframe application modernization, re-engineering or distributed integration can maintain support for business-critical applications. Continue Reading
Test your Linux skills with this quiz
Admins new and old can learn some new Linux tricks. Find out what you know when it comes to Linux installation, monitoring and management.Take This Quiz