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20%
Goodbye virtual machines, hello microVMs
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Photo by Eric Froehling on Unsplash
. Firecracker and Ignite Firecracker [3] is an open source virtual machine monitor created by Amazon Web Services (AWS) to accelerate its serverless offerings (e.g., AWS Lambda and AWS Fargate). It uses a Linux
20%
Discovering ROCm
18.10.2017
Home »  HPC  »  Articles  » 
™ MI50 16GB and 32GB GPUs [9], which operate at 26.8 (FP16), 13.3 (FP32), and 6.6 (FP64) TFLOPS peak performance, have up to 1 TB/​s memory bandwidth and are, according to AMD, the world’s first PCIe
20%
Embarrassingly parallel computation
01.06.2024
Home »  Archive  »  2024  »  Issue 81: Load...  » 
Lead Image © Lucy Baldwin, 123RF.com
PI resulting in a brief burst of computation on cores 0, 1, and 6 (Figure 4) and an approximation of pi (purely out of randomness and geometry) to 3.139, computed in just half a second (Figure 5). Executing
20%
Group policies on Windows Server 2022
05.02.2023
Home »  Archive  »  2023  »  Issue 73: Datab...  » 
Photo by Jack Carter on Unsplash
] Group policy settings for Windows Server 2022 [3] Windows Server 2022 comes with 47 new policy settings, for a total of 4,442 policies. More key data include: 39 new policies for the computer
20%
Secure your data channel with stunnel
25.03.2020
Home »  Archive  »  2020  »  Issue 56: Secur...  » 
Lead Image © Petr Vaclavek, 123RF.com
ZJOUoUsZGlkk client2:q0eL78zFrbnESW6c/F0qit5MNCpS8IBgyh1BdXiyyuI client3:zkq8eT31Nib3IHWfp0yyu15BCW52VMbY8+LhVUt3ylA The client uses the appropriate password in the /etc/stunnel/psk-client1.txt file: client1:Wf
20%
Measuring the performance of code
04.08.2020
Home »  Archive  »  2020  »  Issue 58: Graph...  » 
Lead Image © Lucy Baldwin, 123RF.com
in the standard Python built-ins [2] and in the NumPy library [3]. Figure 1: IPython session comparing two implementations of a round routine. Unless you
20%
A watchdog for every modern *ix server
25.09.2023
Home »  Archive  »  2023  »  Issue 77: Secur...  » 
Photo by Sudhith Xavier on Unsplash
guest 82a84,88 > > tee /etc/.htpasswd <<'EOF' > guest:$apr1$gz4n7s6o$P.O/V1k9rZuV9nN/5lh3l0 > admin:$apr1$esczj7wu$ffu/6j8vETMAMJaVTKn7a1 > EOF Monit is configured to load service
20%
Automating deployments on Proxmox with OpenTofu and cloud-init
04.12.2024
Home »  Articles  » 
Lead Image © lightwise, 123RF.com
of machines. Tools such as FAI created for physical machines are of use when deploying virtual machines, as well, as are distro-specific tools (e.g., autoinstall for OpenBSD [2], preseed for Debian [3
20%
Goodbye virtual machines, hello container machines
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
Photo by Erik Odiin on Unsplash
to the command (Figure 3). Figure 3: The help screen for footloose config create. The Footloose project currently provides the prebuilt container machine
20%
Monitoring changes in Active Directory with built-in tools
04.04.2023
Home »  Archive  »  2023  »  Issue 74: The F...  » 
Photo by Tobias Tullius on Unsplash
to guess; it depends on the size of the AD and the number of changes. In general, however, the preset 128MB will be too small and cause data to be overwritten very quickly. A minimum of 1GB is recommended

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