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9%
Create a high availability VM with  DRBD9  and Reactor
07.10.2025
Home »  Archive  »  2025  »  Issue 89: Autom...  » 
Photo by Emma Simpson on Unsplash
systemctl restart libvirt-bin Linbit itself offers the virter tool, which can create and clone Libvirt VMs over the command-line interface [12]. Quick Start Strictly speaking, DRBD Reactor itself
9%
Building a Persistent Local AI Stack
02.06.2026
Home »  Archive  »  2026  »  Issue 93 Disast...  » 
Photo by Marius Masalar on Unsplash
work well on your system. A safer pattern looks more like: services: ollama: image: ollama/ollama:0.20.3 openwebui: image: ghcr.io/open-webui/open-webui:v0.8.12 The exact versions you
9%
Ceph Dashboard at a Glance
02.06.2026
Home »  Archive  »  2026  »  Issue 93 Disast...  » 
Lead Image © Prin Pattawaro, 123RF.com
], ceph health detail [11], and ceph osd tree [12] to piece together the big picture. As an added bonus, the Dashboard simplifies access to Ceph and RADOS for users and operators who do not work
9%
Market Overview of OpenStack Distributions
06.08.2026
Home »  Archive  »  2026  »  Issue 94 OpenSt...  » 
Photo by Håkon Grimstad on Unsplash
such as Yaook [12] for deployment and lifecycle management. UhuruTec also uses Kubernetes to control OpenStack. Unlike OpenShift, for example, Kubernetes does not play a prominent role as a standalone tool
9%
Open source multipoint VPN with VyOS
13.12.2018
Home »  Archive  »  2018  »  Issue 48: Secur...  » 
Photo by Damon Lam on Unsplash
tunnel knows how to do strong encryption. Pick AES and a 256-bit key for the best security. The strongest form of authentication in VyOS for DMVPN is a pre-shared key, and it is best to build a key out
9%
Automation with Ansible
09.08.2015
Home »  Archive  »  2015  »  Issue 28: SSD RAID  » 
Lead Image © Wavebreak Media Ltd, 123RF.com
-playbook \ -i inventories/hosts.baremetal \ --vault-password-file ~/.vaultpass \ --ask-sudo-pass site.yml The vault file itself can be checked into version management without any problems; it is AES256
9%
Backup tools to save you time and money
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Melissa King, 123RF.com
. Also, you can encrypt the archives with either AES 128 or AES 256. One aspect I liked was the ability to drop directories from the file explorer directly into Areca. The Areca forum has relatively low
9%
Parallel Versions of Familiar Serial Tools
28.08.2013
Home »  HPC  »  Articles  » 
). You can specify the number of threads to use and the block size, as in this example, % pbzip2 -p 8 -b15vk massivetarball.tar which uses eight threads and a block size of 1500KB (1.5MB). A second
9%
Profiling Is the Key to Survival
19.12.2012
Home »  HPC  »  Articles  » 
has the following specifications: 4 cores at 3.8GHz (turbo to 4.2GHz) 4MB L2 cache 384 Radeon cores 800MHz GPU clock speed DDR3 1866MHz memory 100W Putting both the CPU
9%
System Logging for Data-Based Answers
25.01.2018
Home »  HPC  »  Articles  » 
to monitor: Number of uncorrectable errors (ue_count ) (ce_noinfo_count ) (sdram_scrub_rate ) (seconds_since_reset ) Megabytes of memory (size_mb ) Total correctable errors (ue

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