Articles

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OPNids: Suricata with built-in machine learning

Does OPNids combine the Suricata IDS with machine learning to detect attack threats automatically, as advertised?

Lead Image © 36clicks, 123RF.com

Visualizing kernel scheduling

The Google SchedViz tool lets you visualize how the Linux kernel scheduler allocates jobs among cores and whether they are being usurped.

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Rebuilding the Linux ramdisk

If your Linux system is failing to boot, the dracut tool can be a convenient way to build a new ramdisk.

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Optimally combine Kubernetes and Ceph with Rook

Ceph distributed storage and Kubernetes container orchestration come together with Rook.

Lead Image © 3dkombinat, 123RF.com

Monitor and optimize Fibre Channel SAN performance

We discuss the possible bottlenecks in Fibre Channel storage area networks and how to resolve them.

Lead Image © Nataliya Hora, 123RF.com

Build operating system images on demand

If you are looking for a way to build images quickly and easily, FAI.me is the place to go.

Lead Image © alphaspirit, 123RF.com

Linux nftables packet filter

The latest nftables packet filter implementation, now available in the Linux kernel, promises better performance and simpler syntax and operation.

Photo by JJ Ying on Unsplash

Hybrid public/private cloud

Extending your data center temporarily into the cloud during a customer rush might not be easy, but it can be done, thanks to Ansible's Playbooks and some AWS scripts.

Transparent SIP communication with NAT

We show you how to secure transparent IP address transitions through NAT firewalls and gateways for Voice over IP.

Central logging for Kubernetes users

Grafana's Loki is a good replacement candidate for the Elasticsearch, Logstash, and Kibana combination in Kubernetes environments.

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