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13%
Improving performance with environment variables
02.08.2021
Home »  Archive  »  2021  »  Issue 64: Bare...  » 
Lead Image © sgame, fotolia.com
in different, conceivably better, performance. The test system is my Linux laptop (see Table 1 for specifications). The laptop runs Ubuntu 20.04 with the 455.45.01 NVidia driver, and CUDA 11.2. Octave 5
13%
Command-line tools for the HPC administrator
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image © Vasyl Nesterov, 123RF.com
and HPC, because it finally provided a way to log in to systems and send commands securely and remotely. However, SSH could only do this for a single system, and HPC systems can comprise hundreds
13%
Determining CPU Utilization
25.02.2016
Home »  HPC  »  Articles  » 
one class to the next) was used on a laptop with 8GB of memory using two cores (OMP_NUM_THREADS=2 ). Initial tests showed that the application finished in a bit less than 60 seconds. With an interval
13%
Getting the most from your cores
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © ktsdesign, 123RF.com
and the Class B "size" standard test (a four times size increase going from one class to the next) was used on a laptop with 8GB of memory using two cores (OMP_NUM_THREADS=2). Initial tests showed
13%
Smartphone management with Microsoft products
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © Javier Brosch, 123RF.com
Intune lets admins centrally monitor not only computers and laptops, but also smartphones and tablets (Figure 1). In particular, businesses who rely on Windows Server 2012, Windows 8 and Windows Phone 8
13%
Hardening SSH authentication to the max
27.09.2024
Home »  Archive  »  2024  »  Issue 83: Storage  » 
Lead Image © shutter999, 123RF.com
representative) survey at this year's Chemnitz Linux Days. Anyone in possession of a FIDO2 stick [2] can use it for SSH authentication – provided SSH, at least version 8.2p1 or preferably version 8.3, is available
13%
Logger in HPC System Administration
07.07.2025
Home »  Articles  » 
 admins have tools that use these logs to provide notifications, they are not easy to process and understand. Wouldn't it be nice to be able to put your own information into the system log (/var/log/syslog ) so
13%
Designing a secure Active Directory
26.03.2025
Home »  Archive  »  2025  »  Issue 86: Data...  » 
Photo by Samantha Sophia on Unsplash
, etc. The service is very rarely used in local environments but provides the technology basis for Azure Information Protection, which evolved into Microsoft Information Protection and finally Microsoft
13%
Let the Editor Wars Begin!
25.08.2016
Home »  HPC  »  Articles  » 
, in that it operates on individual lines or groups of lines that you have to specify at the command line. In today's *nix world, it is a “personality” of vi and provides some functionality that vi cannot, so if you have
13%
Let the editor wars begin!
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © Kirill Makarov, 123RF.com
and provides some functionality that Vi cannot, so if you have learned Vi, you already know some ex commands. You can start ex on the command line in most Linux distributions by simply typing ex

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