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18%
Virsh Libvert Tool
10.05.2012
Home »  Articles  » 
 
will launch the daemon automatically after you install the libvirt packages, but some manual attention is required in some cases – on openSUSE 11.3, you would issue the rclibvirtd start command, for example
18%
Secure email communication
03.02.2022
Home »  Archive  »  2022  »  Issue 67: syst...  » 
Photo by Simon Moog on Unsplash
authorized outbound mail servers. Although designed in 2004, SPF only became the standard recommended by the Internet Engineering Task Force (IETF) in 2014 [2]. From a sample of more than 3,000 domains
18%
Lustre HPC distributed filesystem
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
Photo by Efe Kurnaz on Unsplash
to which they are written. Lustre (or Linux Cluster) [1]-[3] is one such distributed filesystem, usually deployed for large-scale cluster high-performance computing (HPC). Licensed under the GNU General
18%
mpi4py – high-performance distributed Python
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © liu liming, 123RF.com
. MPI for Python (mpi4py ) [1] was developed for Python with the C++ bindings in the MPI-2 standard. The 1.0 release was on March 20, 2020, and the current release as of this writing is 3.0.3 (July 27
17%
Failure to Scale
03.07.2013
Home »  HPC  »  Articles  » 
). For one process, the wall clock time is assumed to be 1,000 seconds. This means that 200 seconds of the wall clock time is the serial portion of the application. Also, vary the number of processes from 1
17%
Google+ with Business
02.09.2011
Home »  Articles  » 
 
’Reilly, who is also a Twitter user, says that, despite having approximately 55,800 followers on Google+ compared with more than 1,489,000 Twitter followers, he notices more comments and feedback on his Google
17%
Pymp – OpenMP-like Python Programming
15.04.2020
Home »  HPC  »  Articles  » 
To illustrate how to code with Pymp, the sample code in Listing 2 from the website begins with basic Python code. To keep things simple, this is a serial code with a single array. Listing 3 is the Pymp version
17%
How Linux and Beowulf Drove Desktop Supercomputing
17.02.2021
Home »  HPC  »  Articles  » 
with some of the most common licenses, such as the Apache License, BSD 3-Clause License, GNU Public License (GPL, which includes the “copyleft” license, the opposite of a copyright), GNU Lesser General Public
17%
News for Admins
27.05.2025
Home »  Archive  »  2025  »  Issue 87: Light...  » 
 
-first-mainframe-fully-engineered-for-the-ai-age-302422651.html). Features include a new operating system, the IBM Spyre Accelerator for increased AI compute capabilities, and IBM Z Operations Unite. The new z/OS 3.2 operating system – expected
17%
Building a port scanner in Python
28.07.2025
Home »  Archive  »  2025  »  Issue 88: 5 Net...  » 
Lead Image © Leo Blanchette, 123RF.com
installed on your system. If Python is not installed, you can install it with: sudo apt install python3 With VS Code and the necessary extensions set up, you are now ready to start developing your port

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