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46%
How Linux and Beowulf Drove Desktop Supercomputing
17.02.2021
Home »  HPC  »  Articles  » 
in terms of cost, but that is not always the case. The most common open source licenses are those that have been approved by the OSI according to their Open Source Definition (OSD). You might be familiar
44%
The weak spot of SBCs
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Lead Image © Lucy Baldwin, 123RF.com
, I am particularly interested in the speed class. The most basic speed class is a number in an uppercase letter C, most commonly 10, indicating that the card is rated for a minimum read and write
44%
Tuning I/O Patterns in C
31.07.2013
Home »  HPC  »  Articles  » 
. The I/O pattern using C I/O is different from Fortran I/O and so on. In a series of three articles, I’m going to use three languages that are fairly common in HPC to illustrate these differences: C
44%
Baselines are more important than  the  benchmark
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Lead Image © Lucy Baldwin, 123RF.com
in Digital Ocean's New York region to exercise a path to a known location. Secure Testing SSL/TLS connections are another common case of networking baseline because they place a significant compute load
43%
Writing SELinux modules
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © Amy Walters, 123RF.com
.4. Policy modules can now be developed in a new language, the Common Intermediate Language (CIL). A compiler translates existing modules (*.pp files) into CIL, and they can be loaded directly
43%
Denial of service defense
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Lead Image © Russell Shively, 123RF.com
commonly used web server, NGINX, is basically immune, not just because of the settings, but because of the server architecture. NGINX uses an event-oriented asynchronous architecture that, above all, does
43%
Tuning I/O Patterns in Python
18.12.2013
Home »  HPC  »  Articles  » 
common in HPC to illustrate these differences: C, Fortran 90, and Python (2.x series). I run the examples on a single 64-bit system with CentOS 6.2 using the default GCC compilers, GCC and GFortran (4
43%
Avoiding common mistakes in high-performance computing
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Maxim Kazmin, 123RF.com
of a typical data center administrator. In this article, I will outline several common pitfalls and how they might be avoided. One way to navigate the possible pitfalls is to consider a partnership ... 'll show you how to avoid common hazards when building your own HPC installation. ... Avoiding common mistakes in high-performance computing
43%
pyamgx – Accelerated Python Library
16.05.2018
Home »  HPC  »  Articles  » 
be used as preconditioners for problems and not just as a solver, typically for an external (i.e., not part of the solver) iterative solver. Commonly, multigrid preconditioners solve eigenvalue problems
42%
Countering embedded malware attacks
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © Daniela Mangiuca, 123RF.com
from early 2015 shows evidence of a return of the macro virus. According to reports, within a very short time, more than 500,000 systems were infected by malware distributed in email spam. Today, macro

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