Articles
The SDFS deduplicating filesystem
Deduplicating filesystems like SDFS store redundant data, such as that created by backups, only once, thereby saving valuable disk space. Additionally, the filesystem can distribute the data to be stored across multiple computer nodes.
VM and cloud management with openQRM
OpenQRM is a web-based, open source, data center management and cloud platform that offers many popular Linux tools with no major configuration overhead. We show you how to use it.
Using the MQTT IoT protocol for unusual but useful purposes
Although the MQTT protocol is usually associated with the Internet of Things, it also works in some very different situations, such as monitoring, for example.
Linux Storage Stack
Abstraction layers are the alpha and omega in the design of complex architectures. The Linux Storage Stack is an excellent example of well-coordinated layers. Access to storage media is abstracted through a unified interface, without sacrificing functionality.
Monitoring containers
A monitoring system helps avoid unpleasant surprises during operations, but admins need to modify existing solutions to fit a containerized world.
Backups using rdiff-backup and rsnapshot
The easier you can back up and restore data, the better. Mature Linux tools show that performing regular, automated backups doesn't have to be a pain.
Integrating FreeIPA with Active Directory
Many companies use Active Directory for centrally managing existing systems, but if you mix in Linux systems, you have to take care of a few things, such as different forms of integration. We show you how to connect the FreeIPA identity management framework as an interface to an Active Directory domain.
New security features in Windows 10
With each version of Windows, Microsoft has expanded the built-in security functions. Windows 10 includes a number of new and interesting security features.
Ansible as an alternative to the Puppet configuration tool
Automation is part of life in the data center, and Puppet is commonly regarded as the King of the Hill, but some users prefer the lean alternative Ansible.
Security first with the Hiawatha web server
The small but secure Hiawatha web server provides an appealing alternative to the complex Apache and other alternatives.
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