Articles

Lead Image © Luis Louro, 123RF.com

Lead Image © Luis Louro, 123RF.com

ZFS on Linux helps if the ZFS FUSE service refuses to work

The new version 10 of FreeBSD can cause Linux admins problems when attempting to reconstruct data from ZFS pools. The solution comes courtesy of the ZFS on Linux project.
Lead Image © John McAllister, 123RF.com

Lead Image © John McAllister, 123RF.com

Multifactor authentication from FIDO

The FIDO Alliance is working to build open solutions for the future of authentication.
Lead Image © rasslava, 123RF.com

Lead Image © rasslava, 123RF.com

Port Knocking

To ensure that the data on your computers remains accessible only by you and those with whom you want to share, we look at the advantages of combining TCP Wrappers and port knocking.
Lead Image © Valentin Volkov, 123RF.com

Lead Image © Valentin Volkov, 123RF.com

Save and Restore Linux Processes with CRIU

With CRIU, you can freeze the current state of a process and save it, then bring it back to life and continue from the point at which it was frozen.
Lead Image © Lisa Young, 123RF.com

Lead Image © Lisa Young, 123RF.com

Nagios Passive Checks

Why spam yourself with useless notifications every time a script completes successfully? You can use Nagios to screen the notices and just send the ones that need action.
Lead Image © Andrea, Fotolia.com

Lead Image © Andrea, Fotolia.com

Live Kernel Update Tools

Two projects by Red Hat and SUSE – Kpatch and kGraft – attempt to patch the kernel with security updates on the fly. We look at features in these two tools and their suitability for production use.
Lead Image © Vaclav Volrab, 123RF.com

Lead Image © Vaclav Volrab, 123RF.com

The Benefit of Hybrid Drives

People still use hard disks even when SSDs are much faster and more robust. One reason is the price; another is the lower capacity of flash storage. Hybrid drives promise to be as fast as SSDs while offering as much capacity as hard drives. But can they keep that promise?

Redo Backup

Redo Backup backs up complete hard drives locally or over a network. The focus is on simple operation and high reliability in a variety of deployment scenarios.
Lead Image © Kitsadakron Pongha, 123RF.com

Lead Image © Kitsadakron Pongha, 123RF.com

Landscape

Manually maintaining large IT infrastructures almost inevitably leads to errors. Enter Canonical's Landscape, a commercial tool that uses a web interface and an API to gather information, render it graphically, and complete maintenance work.
Lead Image © zhao lizu, 123RF.com

Lead Image © zhao lizu, 123RF.com

TheSSS: World's Smallest Server Suite

Want to set up a full-fledged web, file, or proxy server in 10 seconds? No problem with TheSSS, the smallest server suite in the world. The new 8.0 version of this useful Linux distribution weighs in at a mere 30MB.
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