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26%
File access optimization discovery and visualization
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
Photo by Barnabas Davoti on Unsplash
is important. Most existing tools (e.g., Darshan [1], Vampir [2], libiotrace [3]) are profilers that collect data during runtime and provide the collected data for later analysis. With the libiotrace
26%
Automation with PXE Boot
05.12.2014
Home »  Archive  »  2014  »  Issue 24: Visua...  » 
Lead Image © Sergey Jarochkin, 123RF.com
OS server. PXE (or Preboot eXecution Environment) started in the early 1990s as an improvement to a series of protocols used to bootstrap diskless clients. The idea was to provide a complete boot
26%
News for Admins
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
 
to deliver support for S/390 as well for eventual full parity with RHEL. The community shouldn't settle for anything less." This is a fully stable release (as the beta was made available back in January
26%
FreeRADIUS for WiFi hotspots
20.03.2014
Home »  Archive  »  2014  »  Issue 19: Perim...  » 
Lead Image © Tyler Olson, 123RF.com
the hash, for example, with sha1sum for SHA-1: echo -n "magazine" | sha1sum This entry in the users file, ADMIN SHA-Password := "e3d5a52968cef277f476a78124d8e05f1d558953" replaces the one above. One
26%
HPC Data Analytics
08.08.2014
Home »  HPC  »  Articles  » 
Description Source Statistics Analyze and model data using statistics and machine learning [http://www.mathworks.com/products/statistics/?s_cid=sol_des_sub2_relprod3_statistics
26%
Domain name resolution with DNS over HTTPS
06.10.2019
Home »  Archive  »  2019  »  Issue 53: Secur...  » 
Lead Image © Sergejus Bertasius, 123RF.com
.gtld-servers.net. redhat.com. 172800 IN NS ns2.redhat.com. redhat.com. 172800 IN NS ns3.redhat.com. redhat.com. 172800 IN NS ns1.redhat.com. redhat.com. 172800 IN NS ns4
26%
Speed up Your Name Server with a MySQL Back End
23.07.2013
Home »  Articles  » 
 
be IP addresses to much more humanly digestible addresses. Thankfully, we no longer live in the early days of the Arpanet (precursor to today’s Internet), where we had to transfer large host files from
26%
Flexible user authentication with PAM
30.11.2025
Home »  Archive  »  2010  »  Issue 1: System...  » 
© Ana Vasileva, Fotolia.com
but from a directory service. This task can be simplified by deploying PAM [1]. Modular Authentication Originally developed in the mid-1990s by Sun Microsystems, PAM is available on most Unix-style systems
26%
Secure containers with a hypervisor DMZ
02.02.2021
Home »  Archive  »  2021  »  Issue 61: Secur...  » 
Lead Image © lightwise, 123RF.com
. One well-known example comes from the field of networks, when securing a website with an application and database. A buffer zone, known as the demilitarized zone (DMZ) [3], has long been established
26%
DebOps delivers easy Ansible automation for Debian-based systems
26.10.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image © Nuno Andre, 123RF.com
ancient. The DebOps developers recommend installing DebOps using the pip Python package tool [3]. The command is: pip install debops This command puts DebOps in /usr/local/bin/debops , where it is now

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