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72%
Open Source VDI solution with RHEV and oVirt
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © adchariya chanpipat,123RF.com
installation. Configuring RHEV You need a supported web browser (Internet Explorer 8+, Mozilla Firefox 10+) to set up and configure the RHEV-M environments. The administrator portal is launched
72%
Introduction to behavior-driven monitoring
30.11.2025
Home »  Archive  »  2011  »  Issue 3: Are yo...  » 
Mariya Herasymenko, 123RF
m0.008s Line 8 of the backtrace in Listing 6 shows that the issue is caused by the file permissions: The Nagios user wants to write the webrat.log file but does not have the required permissions
72%
Detect failures and ensure high availability
22.05.2023
Home »  Archive  »  2023  »  Issue 75: Teamwork  » 
Photo by Tim Foster on Unsplash
pe:4 ua:0 ap:0 ep:1 wo:f oos:19215708 [>...................] sync'ed: 8.4% (18764/20476)M finish: 0:10:40 speed: 29,964 (16,712) want: 41,000 K/sec Listing 4 cat /proc
72%
A Bash-based monitoring tool
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © citalliance, 123RF.com
portion also covers network and disk information. atop has a few keyboard shortcuts that allow you to dive deeper into various system aspects. For example, pressing the m key allows you to see memory
72%
DNSSEC-aware DNS caching with Unbound
01.08.2019
Home »  Archive  »  2019  »  Issue 52: Stop...  » 
Lead Image © Antonella Grandoni , Fotolia.com
DNSSEC [1] protects against falsified DNS records by cryptographically signing DNS information. The root servers sign the record. One step lower in the hierarchy, the .com DNS servers sign records
71%
Dig Deep into Kubernetes with StatusBay
29.09.2020
Home »  Archive  »  2020  »  Issue 59: Custo...  » 
Lead Image © Noel Powell, Fotolia.com
efficiently. Every possible advantage is welcome when you're trying to keep a critical service online, and StatusBay is "an open source tool that provides the missing visibility into the K8s deployment process
71%
Supercharge your Website with Amazon CloudFront
11.06.2014
Home »  Archive  »  2014  »  Issue 21: Manag...  » 
Lead Image © 123RF.com
. For now, I'll demonstrate the first step of setting up Amazon CloudFront. Setting Up Amazon CloudFront For the sake of focus, I'm going to assume you have an Amazon account set up and ready to go. If not
71%
Profiling Python code
30.01.2020
Home »  Archive  »  2020  »  Issue 55: AWS L...  » 
Lead Image ©-Yong Hian Lim, Fotolia.com
: $ python -m cProfile -s cumtime script.py The first part of the command tells Python to use the cProfile module. The output from cProfile is sorted (-s) by cumtime (cumulative time). The last option
71%
Accelerated and targeted search and find with Ripgrep
28.11.2023
Home »  Archive  »  2023  »  Issue 78: Domai...  » 
Photo by Andrew Tom on Unsplash
the search speed. But these old-timers are not the subject of this article. In fact, I'm only mentioning them because they form the basis of Ripgrep. Ripgrep [4] is a speedy implementation of Grep in the Rust
71%
Setting up MariaDB replication with the help of XtraBackup
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © Kran Kanthawong, 123RF.com
shutting down the master or an existing slave. Adjusting the Settings State-of-the-art Linux systems use the UTF-8 character set by default. Although clients running on the console (e.g., the Maria

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