Articles from ADMIN Issue 17
We provide an overview of FreeNAS and ZFS, its main filesystem, then show how to set up and maintain a FreeNAS installation.
More than 500 new features have been incorporated into the current release of Oracle Database 12c. Among other things, these changes offer a new architecture with pluggable databases that facilitate the management of a private and public cloud database and database consolidation.
VHDX files introduce some improvements over the legacy virtual hard disk format. In this article, we review some of the interesting features.
Exchange Server 2013 provides a comprehensive, role-based rights management feature. Rights and roles can be managed in the Exchange console, with PowerShell, or with additional tools. We demonstrate all three options.
Logfiles contain extremely useful traces of everyday events – if only they weren't so boring. Fortunately, special tools help you generate and even animate colorful, easily interpretable graphics.
For many cloud admins, the kernel's udev system and associated rules equate to infinite renumbering of network interfaces and manual adjustment. We show how to keep on top of these tasks without deleting system files en masse.
System memory is extremely important to your applications, which is why many systems use error-correcting code (ECC) memory. ECC memory can typically detect and correct single-bit memory errors, and Linux has a reporting capability that collects this information.
Software Defined Networking (SDN) marks a paradigm shift toward a more holistic approach for managing networking hardware. The Floodlight OpenFlow controller offers an easy and inexpensive way to experience the power of SDN.
The Spacewalk server provides a comprehensive framework for managing Linux systems, and if you need to automate tasks, the XML-RPC-based API and the spacecmd tool are useful aids. We compare the two variants.
