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29%
Mocking and emulating AWS and GCP services
05.08.2024
Home »  Archive  »  2024  »  Issue 82: Sover...  » 
Lead Image © Juri Samsonov, Fotolia.com
python-pubsub/samples/snippets python3 publisher.py demo create demo python3 subscriber.py demo create demo demo python3 publisher.py demo publish demo python3 subscriber.py demo receive demo 20 echo
29%
A Brief History of Supercomputers
21.01.2021
Home »  HPC  »  Articles  » 
this time, a number of massively parallel computers came out, including Thinking Machines (think Jurassic Park), nCUBE, Meiko Scientific, Kendall Square Research (KSR), and MasPar. Some of the massively
29%
Best practices for KVM on NUMA servers
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © Joe Belanger, 123RF.com
Viewing Server Topology 01 # numactl --hardware available: 8 nodes (0-7) node 0 cpus: 0 1 2 3 4 5 6 7 8 9 node 0 size: 16373 MB node 0 free: 15837 MB node 1 cpus: 10 11 12 13 14 15 16 17 18 19 node 1
29%
ASCII-based monitoring tools
30.05.2021
Home »  Archive  »  2021  »  Issue 63: Autom...  » 
Lead Image © tele52, 123RF.com
A long time ago, I was a system administrator for a couple of HPC systems, but I also inherited two Hewlett-Packard (HP) N-class servers (mainframes). Along with two WORM storage units, these were
29%
ONIE and Cumulus Linux on a switch
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
Lead Image © Brian Kenney, 123RF.com
environments after the expiration date. ONIE For the operating system to work on the switch, it must be compatible with the Open Network Install Environment (ONIE) [3]. ONIE is an open bootloader
29%
A Password Protection Service
05.12.2019
Home »  Archive  »  2019  »  Issue 54: NVMe...  » 
Lead Image © bluebay, 123RF.com
. Listing 3 Output After Unbanning IP Address $ sudo iptables --L --n Chain INPUT (policy ACCEPT) target prot opt source destination f2b-default tcp -- 0.0.0.0/0 0
29%
Creating a private apt repository with reprepro
12.09.2013
Home »  Archive  »  2013  »  Issue 16: Docker  » 
Lead Image © binkski, 123RF.com
-passphrase Several parameters in this file define the repository layout [2] [3], as follows: Origin: An optional field that describes the origin of the repository. You can select a free line of text. Label
29%
Failure to Scale
03.07.2013
Home »  HPC  »  Articles  » 
speedup, n is the number of processors, and p is the parallel fraction, or the fraction of the application that is parallelizable (0 to 1). In an absolutely perfect world, the parallelizable fraction
29%
MPI Apps with Singularity and Docker
18.03.2020
Home »  HPC  »  Articles  » 
these tests are not performance tests that require detailed specifications about the hardware and software, I offer a brief description. The system ran Linux Mint 19.3 and used the latest PGI Community Edition
29%
Network traffic utilities bandwhich and iftop
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © Ildar Galeev, 123RF.com
this problem, so I decided to take that route instead of installing Cargo. From the Releases page [3] on the GitHub, repository you can see the latest build. In my case, that was version 0.9.0 at the time

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