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28%
Nmon: All-Purpose Admin Tool
17.12.2014
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the FT benchmark (discrete 3D fast Fourier Transform, all-to-all communication) from the NAS Parallel Benchmark OMP set version 3.2 across all of the cores on my four-core desktop system
28%
Exploring Kubernetes with Minikube
11.09.2018
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to Virtualization.'' Alternatives to Virtualization According to one very nicely written page [3], KVM will still work without the hardware extensions, but it will be much slower. It is also possible
28%
Command-line tools for the HPC administrator
22.12.2017
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Lead Image © Vasyl Nesterov, 123RF.com
or thousands of nodes; therefore, admins needed a way to send the same command to a number of nodes or a fixed set of nodes. In a past article [3], I wrote about a class of tools that accomplishes this goal
28%
Port Knocking
07.10.2014
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Lead Image © rasslava, 123RF.com
. You can use this to watch that file in real time (or at least updates every second) in another terminal with: watch -n1 cat /etc/hosts.allow 3. Assuming you have access, try closing access
28%
Guacamole: Remote Desktop
04.02.2013
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with the md5sum utility: echo -n | md5sum -t 319f4d26e3c536b5dd871bb2c52e3178 - Next, add this hash value instead of the password to the configuration. Of course, the hashed password should
28%
A GitOps continuous delivery tool for Kubernetes
03.08.2023
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Photo by Tingey Injury Law Firm on Unsplash
: kubectl apply -n argocd -f https://raw.githubusercontent.com/argoproj/argo-cd/stable/manifests/install.yaml If you are installing Argo CD into a different namespace, make sure to update the namespace
28%
Prepare, analyze, and visualize data with R
07.06.2019
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Lead Image © Buchachon Petthanya, 123RF.com
: > numbers <- c(1, 2, 3, 4, 5) The c() function – the c stands for "concatenate" – combines the individual elements listed in parentheses. An equals sign can be used as an alternative for assignments, in line
28%
OpenLDAP Workshop
11.06.2014
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Lead Image © tiero, 123RF.com
of output provide information about the search and the type of output: # extended LDIF # LDAPv3 # base with scope subtree # filter: (objectClass=olcDatabaseConfig) # requesting: olc
28%
Automated Azure Kubernetes Service cluster builds
01.06.2024
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Lead Image © Kittipong Jirasukhanont, 123RF.com
the freshly installed repository: $ apt update Get: 2 https://packages.microsoft.com/repos/azure-cli jammy InRelease [3,595 B] Get: 3 https://packages.microsoft.com/repos/azure-cli jammy/main amd64 Packages [1
28%
CPU affinity in OpenMP and MPI applications
03.02.2022
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Lead Image © podfoto, 123RF.com
serial, OpenMP, OpenACC, and MPI code. I carefully watch the load on each core with GkrellM [3], and I can see the scheduler move processes from one core to another. Even when I leave one to two cores free

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