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20%
Tuning ZFS for Speed on Linux
02.06.2020
Home »  Archive  »  2020  »  Issue 57: Artif...  » 
Lead Image © Wong Yu Liang, 123RF.com
16 3.38K sdf - - 0 0 16 3.37K logs - - - - - - nvme0n1p2 0 92G 0 0 586 56.6K cache
20%
Open source cloud technologies at a glance
18.07.2013
Home »  Archive  »  2013  »  Issue 15: What’...  » 
alhovik, 123RF
Cloud. The complete architecture is very flexible, making it easy to operate completely different hardware and software combinations in the data center. As of version 3.6, developers can offer prebuilt appliances via
20%
A new approach to more attractive histograms in Prometheus
22.05.2023
Home »  Archive  »  2023  »  Issue 75: Teamwork  » 
Photo by Markus Winkler on Unsplash
. The move to Protobuf to collect metrics is a significant upgrade. Infos Native histograms in Prometheus: https://docs.google.com/document/d/1cLNv3aufPZb3fNfaJgdaRBZsInZKKIHo9E6Hin
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

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