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13%
Exploring the most famous performance tool
16.08.2018
Home »  Archive  »  2018  »  Issue 46: CMS S...  » 
Lead Image © Lucy Baldwin, 123RF.com
fame, stolen CPU is not as significant for workloads that are not sensitive to network jitter or that are not real-time in nature. The Noisy Neighbor is a related term of art: In any virtual
13%
Encrypting DNS traffic on Linux with DoT
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Photo by Alexander Grey on Unsplash
means DNS traffic uses the same network port (tcp/443) as HTTPS. As a result, administrators initially have no way of distinguishing between DNS and HTTPS traffic. The standard is now supported by most
13%
Bottom: The new top
07.10.2025
Home »  Archive  »  2024  »  Issue 80: Threa...  » 
Lead Image © Lucy Baldwin, 123RF.com
options, what makes btm special? It provides immediate and time series monitoring of CPU, memory, network activity, processes, and disk usage like other tools, but it does it with characteristic flair
13%
Open source data center virtualization with OpenNebula
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
a network. The requirements in terms of dynamic change and availability, however, soon reach their limits with this kind of solution. Besides the rather abstract IaaS services, which you can purchase
13%
Operating system virtualization with OpenVZ
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© sculpies, Fotolia.com
-online target IP VEID Target IP is the network address of the VE into which you want to migrate to the VE with the ID of VEID. Of course, the vzmigrate tool supports a plethora of different options (e
13%
Application virtualization with Docker
08.10.2015
Home »  Archive  »  2015  »  Issue 29: Rescu...  » 
Lead Image © Oleksiy Mark, 123RF.com
rapidly gaining popularity. Containers keep a computer's resources isolated (e.g., memory, CPU, network and block storage). Applications run inside a container completely independent of one another
13%
Storage system with OpenSolaris and Comstar
30.11.2025
Home »  Archive  »  2010  »  Issue 0: Active...  » 
Aleksandr Fomenkov, 123RF.com
a viable network-attached storage system. Sun engineers knew the implementation of a modern framework that served up block devices throughout the network was the next step. The resulting product was Comstar
13%
OpenStack: Shooting star in the cloud
21.05.2014
Home »  Articles  » 
Stack world defines the following automation tasks: User management Image Management Network management VM management Block storage management for VMs Cloud
13%
DNS filtering with authentication
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Photo by Nathan Dumlao on Unsplash
Web filters that are based on the HTTP proxy server principle are part of the standard toolkit for protecting corporate networks. The use of such filters, often employing the Squid proxy server
13%
Supercharge your Website with Amazon CloudFront
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © 123RF.com
, networking gear, network latency, and on and on. I could spend 1,000 pages discussing the problems that influence page load time and never address the bigger picture. In this article, I will focus on a simple

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