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38%
Programming with OpenMP
07.11.2011
Home »  HPC  »  Articles  » 
OpenMP brings the power of multiprocessing to your C, C++, and Fortran programs. ...  A\n"); 05 #pragma omp barrier 06   Calculationfunction(B,C); 07   printf("C was calculated from B\n"); 08 } The Calculationfunction() line in this listing calculates the second argument ... OpenMP brings the power of multiprocessing to your C, C++, and Fortran programs.
38%
Improved Performance with Parallel I/O
08.10.2015
Home »  Archive  »  2015  »  Issue 29: Rescu...  » 
Lead Image © Ying Feng Johansson, 123RF.com
. As with HDF5, NetCDF has a parallel version, Parallel-NetCDF [9], which also uses MPI-IO. This version is based on NetCDF 3 and was developed by Argonne Labs. To implement parallel I/O with NetCDF 4, you need
38%
Desktop Supercomputers: Past, Present, and Future
17.03.2021
Home »  HPC  »  Articles  » 
a maximum of 1,500W (20A circuit), and you could plug it into a standard 120V outlet. It had an additional graphics card, so you could plug in a monitor. This system sold for $69,000. The DGX Station has now
38%
DevSecOps with DefectDojo
03.04.2024
Home »  Archive  »  2024  »  Issue 80: Threa...  » 
Lead Image © Aleksey Mnogosmyslov, 123RF.com
64ae120c27e504088d8c2ce29a0fa7f85c The example code in Listing 2 uses Python to demonstrate how to use the API to retrieve user information. To begin, import the Python Requests API and define the URL
38%
Parallel and Encrypted Compression
09.12.2021
Home »  HPC  »  Articles  » 
. Notice that 7z  prompts twice for a password. Listing 8: 7z  Encrypted Archive $ 7z a -p -mx=9 -mhe data.7z package-list.txt   7-Zip [64] 16.02 : Copyright (c) 1999-2016 Igor Pavlov : 2016-05-21 p7zip
38%
LXC 1.0
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © designpics, 123RF.com
shows how the host system forwards port 443 to the container: sudo iptables -t nat -A PREROUTING -p tcp --dport 443 -j DNAT --to-destination 10.0.3.190:443 The lxcbr0 interface is great for testing. If
38%
Minifying container images with DockerSlim
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Maggie Molloy, 123RF.com
REPOSITORY TAG IMAGE ID CREATED SIZE dslim/docker-slim latest 2622a843b5f5 3 weeks ago 21.3MB nginx latest 231d40e811cd 4 weeks ago 126MB
38%
Have a Bash with the Zing network utility
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Micah Tindell on Unsplash
agency at host nist.gov . The ping command fails, but the Zing Bash script succeeds, giving the timing for Internet throughput (Listing 3). Listing 3 Zinging an Internet Host zing.bash -c 4
38%
Network backups with Amanda
05.12.2016
Home »  Archive  »  2016  »  Issue 36: Autom...  » 
Lead Image © Tommaso Lizzul, 123RF.com
as the user name. Amanda versions before 3.3.9 have a vulnerability that lets this user execute arbitrary code with root privileges. A (manual) upgrade to version 3.3.9 is only necessary if you don't trust
38%
Benchmarking a new architecture
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Lead Image © Lucy Baldwin, 123RF.com
  Quad-core Xuantie C910   64KB+64KB data/instruction caches per core   1MB shared L2 cache GPU 50GFLOPS BXM-4-64 NPU 4TOPS INT8 at 1GHz

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