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17%
Improving performance with environment variables
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © sgame, fotolia.com
in increased performance. Octave Probably one of the best examples I know for the use of the LD_PRELOAD trick is to push basic linear algebra subprogram (BLAS) [3] computations from a CPU onto an NVidia GPU. I
17%
Performance Health Check
13.06.2022
Home »  HPC  »  Articles  » 
, memory intensive FT – discrete 3D fast Fourier transform (FFT) emphasizing all-to-all communication The three pseudo applications are: BT – block tri-diagonal solver SP – scalar penta
17%
Exploring the HPC Toolbox
04.11.2011
Home »  HPC  »  Articles  » 
testing on a test cluster, because the production systems are 100% identical. Partimage [2] is an easy-to-use imaging tool that backs up and restores different types of partitions. SystemImager [3] is far
17%
ISC 2024 from a Distance
10.06.2024
Home »  HPC  »  Articles  » 
number 2 using 38.698MW, resulting in a low performance/power ratio of 26.15. In comparison, Frontier at number 1 reached about 1.2 exaflops using 22.78MW, resulting in a performance/power ratio of 52
17%
Test your containers with the Docker Desktop one-node cluster
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Alex Kondratiev on Unsplash
. The nginx directory will contain a Nginx configuration file nginx.conf (Listing 1) with a Dockerfile (Listing 2); the webapp directory will contain a Flask app app.py (Listing 3) and the corresponding
17%
Fast system management from Puppet Labs
30.11.2025
Home »  Archive  »  2011  »  Issue 5: Pen Te...  » 
© Artmann Witte, fotolia.com
], Fabric [3], or Capistrano [4], MCollective relies on middleware based on the publish/subscribe method to launch jobs on various nodes. The middleware supported by the framework can be any kind of STOMP
17%
Enforce secure workstation configurations
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
Photo by Barnabas Piper on Unsplash
['openssh-server'], 21 } 22 } By specifying a context within the SSH configuration file, Puppet instructs augeas to set the Protocol directive only if it differs from the desired value. This conditional
17%
DIME and Dark Mail seek to change the world of digital mail
17.02.2015
Home »  Archive  »  2015  »  Issue 25: Safe...  » 
Lead Image © Orlando Rosu, 123RF.com
might still be around today. (CC BY 3.0 US [1]: Laura Poitras/Praxis Films, Wikimedia) Figure 2: The US authorities sought a court order forcing
17%
PowerDNS Authoritative server high availability with MariaDB Galera
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Lead Image © Sergey Nivens, 123RF.com
A quick edit of your pristine MariaDB server's configuration file /etc/my.cnf.d/server.cnf (1) binds the MariaDB service to the localhost and (2) connects and (3) creates the database: Bind-address = 127
17%
Infrastructure as Code with Terraform
18.02.2018
Home »  Archive  »  2018  »  Issue 43: Real...  » 
Lead Image © Sebastian Duda, 123RF.com
uses different providers [2] to provide resources for the corresponding platforms, which in turn feed into the configurations. In this article, I use DigitalOcean [3] to provide insight into how

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