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16%
Modern Fortran – Part 2
15.12.2016
Home »  HPC  »  Articles  » 
are over i = 2,n − 1 and j = 2,n −1. Here is how you can write the iteration over the domain using array notation: a(2:n-1,2:n-1) = 0.25 * &     (a(1:n-2,2:n) + a(3:n,2:n) + a(2:n,1:n-2) + a(2:n,3:n
16%
Command-line tools for the HPC administrator
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image © Vasyl Nesterov, 123RF.com
/libm.so.6 (0x00007f5bc4ab7000) libc.so.6 => /lib64/libc.so.6 (0x00007f5bc46f4000) libgcc_s.so.1 => /lib64/libgcc_s.so.1 (0x00007f5bc44de000) /lib64/ld-linux-x86-64.so.2 (0x000056123e669000
16%
Automated Azure Kubernetes Service cluster builds
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © Kittipong Jirasukhanont, 123RF.com
-nodepool1-39945963-vmss000000 Ready agent 14m v1.27.7 10.224.0.4 Ubuntu 22.04.3 LTS 5.15.0-1051-azure containerd://1.7.5-1 You can see an internal IP address, the version of the Ubuntu Linux node
16%
Energy efficiency in the data center
03.08.2023
Home »  Archive  »  2023  »  Issue 76: Energ...  » 
Photo by Ussama Azam on Unsplash
a role in CO2 reduction and low storage costs. Additionally, management tools for file formats and Amazon simple storage service (S3) object data formats are key to energy-efficient handling of very large
16%
Creating a private Docker registry
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Photo by Dayne Topkin on Unsplash
[S] Assuming you have AMD64 or x86_64 hardware (see the documentation for ARM options), run: $ add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu$(lsb_release -cs
16%
Time-series-based monitoring with Prometheus
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Juthamas Oonhawat, 123RF.com
such as containers. In native cloud environments, Prometheus [3], with its time series database approach, has therefore blossomed into an indispensable tool. The software is related to the Kubernetes [4] container
16%
Cloud security with AWS GuardDuty
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Amy Walters, 123RF.com
. The lists are dynamic, so if you want GuardDuty to refresh automatically, you must create some automation scripts or lambda function to grab the source and copy to an S3 bucket with a TXT, CSV, or XML
16%
Data center networking with OpenSwitch
11.10.2016
Home »  Archive  »  2016  »  Issue 35: Persi...  » 
Lead Image © higyou, 123RF.com
network operating system in cooperation with Accton Technology Corporation, Arista, Broadcom, Intel, and VMware. The series of Altoline switches [3] by HP Enterprise (HPE), as the group is now called, were
16%
Professional PowerShell environments
09.06.2018
Home »  Archive  »  2018  »  Issue 45: Autom...  » 
Lead Image © lightwise, 123RF.com
Windows Service as the project. 2. Create a runspace with the System.Management.Automation.Runspaces namespace. 3. Create the payload (i.e., the source code). 4. Install the service with install
16%
Security without firewalls
31.10.2025
Home »  Archive  »  2012  »  Issue 12: NAS S...  » 
© rukanoga, 123RF.com
and then explicitly allow certain users access. It's similar to the deny by default approach I touched on in another article [3]. To achieve this, the /etc/hosts.deny file would look like this: sshd: ALL To allow

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