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17%
Defining measures
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
Photo by Lars Kienle on Unsplash
are commonly used for measuring read/write IOPS on systems. The first one I want to mention is Iometer [9], which you commonly see used on Windows systems. The one I most commonly use is Iozone [10], an open
17%
Monitoring network computers with the Icinga Nagios fork
17.06.2011
Home »  Archive  »  2010  »  Issue 1: System...  » 
 
young project that was forked from Nagios [2] when development of the popular open source network monitor stagnated. Icinga delivers improved database connectors (for MySQL, Oracle, and Postgre
17%
Reducing the Attack Surface in Windows
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
Photo by Sander Sammy on Unsplash
with an advanced search. If the portal is not available, the rules can be enabled and disabled with PowerShell, but you must use the GUIDs listed in the table. To enable a rule, open PowerShell in administrator mode
17%
Managing computers with Rex
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© Stanislav Rishnyak, 123RF.com
computers running the Linux distributions CentOS 5 and 6, Debian 5 and 6, Fedora, Gentoo, Mageia, openSUSE, RHEL 5 and 6, Scientific Linux, and Ubuntu 10.04, 11.04, and 12.04. Additionally, it can handle
17%
How Kanban helps improve IT processes
31.10.2025
Home »  Archive  »  2012  »  Issue 11: Cloud...  » 
© NYUL, 123RF.com
and users of open source software, with the motto "Ops for Devs." His personal blog is "Associative Disarray" at http://www.jochen-lillich.de.
17%
Reading and understanding database execution plans
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© Gunnar Pippel, 123RF.com
an operation opens a tool tip with additional information. The cost value of each operation appears three times as the I/O cost, CPU cost, and total cost. Finally, the cost value for the entire subtree is shown
17%
Creating RAID systems with Raider
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
©Slawomir Kruz, 123RF.com
, /var/log/raider/raider_debug_STEP3_.log meticulously logs each command that Raider calls while working. I finally found this line: mdadm: Cannot open /dev/sdd1: \ Device or resource busy
17%
Network backup with Burp, Obnam, and Backshift
30.11.2025
Home »  Archive  »  2012  »  Issue 10: Traff...  » 
© Sergey Peterman, 123RF.com
version can be used in production, but he does want to accelerate the program significantly in the future. Conclusions Even with such old topics as backups, the open source world constantly comes up
17%
Exploring the differences between MariaDB and MySQL
30.11.2025
Home »  Archive  »  2011  »  Issue 4: Secure...  » 
© iofoto, Fotolia.com
The dominance of the LAMP (Linux, Apache, MySQL, PHP/Python/Perl) stack of technologies for websites has had a lot to do with MySQL's position as a popular open source database. This preeminent
17%
Apache 2.4 with mod_lua
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Tom Grundy, 123RF.com
, the packages go by the names of lua5.1 and liblua5.1.0-dev; openSUSE users will need lua-devel and liblua5_1. Once you have Lua in place on your disk, you can turn to the Apache web server source code and run

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