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10%
Getting started with Prometheus
28.11.2021
Home »  Archive  »  2021  »  Issue 66: Inci...  » 
Photo by Clay LeConey on Unsplash
in each mode. # TYPE node_cpu_seconds_total counter node_cpu_seconds_total{cpu="0",mode="idle"} 71039.6 node_cpu_seconds_total{cpu="0",mode="iowait"} 54.79 node_cpu_seconds_total{cpu="0",mode="irq"} 865
10%
Time-series-based monitoring with Prometheus
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Juthamas Oonhawat, 123RF.com
it as an open source project with an official announcement [5], although it previously also existed as open source on GitHub [6]. Today, programmers interested in doing so can develop Prometheus under
10%
Harden your Apache web server
25.03.2021
Home »  Archive  »  2021  »  Issue 62: Lean...  » 
sensible defaults (e.g., in version 2.2, RequestReadTimeout was still set to  ). LimitRequestBody also has a value of zero in the current Apache version, which means that a client is always allowed
10%
Develop your own scripts for Nmap
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © Raman Maisei, 123RF.com
, it outputs the message Hello World! . To test the script on a local web server, run the following command: # nmap --script /path/http-vuln-check local targetlhost -p 22,80,443 The output should look
10%
Documentation Tools for Admins
20.05.2014
Home »  Archive  »  2014  »  Issue 20: IPv6...  » 
Lead Image © Sorin Colac, 123RF.com
that employees authenticate before creating entries, making it clear later who posted an entry. Less computer-savvy users are supported by a WYSIWYG editor [6] or at least a help link for the wiki syntax
10%
CI/CD deliverables pipeline
07.06.2019
Home »  Archive  »  2019  »  Issue 51: Self-...  » 
Lead Image by serhat-beyazkaya, Unsplash.com
-y 17 18 RUN apt-get install -y \ 19 autoconf \ 20 automake \ 21 build-essential \ 22 ca-certificates \ 23 cmake \ 24 curl \ 25 g++-7 \ 26 git \ 27 less \ 28
10%
Versatile network and system monitoring
30.01.2024
Home »  Archive  »  2024  »  Issue 79: Monit...  » 
Lead Image © erythropterus, 123RF.com
an initial evaluation of the environment. They provide the installation packages for Ubuntu 20.04/22.4, CentOS 8, and Debian 11, along with Docker, virtual machine (VM) images, and an online demo [2]. If you
10%
Extending OpenNebula with hooks
09.01.2013
Home »  Archive  »  2013  »  Issue 18: New W...  » 
Lead Image © Greg Epperson, Photocase.com
of virtual machines, and industrial customers include Telefonica and Akamai. The main developer from C12G Labs offers commercial support and is currently establishing an international network of partners [6
10%
Exploring Kubernetes with Minikube
11.09.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Ain't Markup Language'' [6]), so be careful. Listing 2:nginx.tml 01 --- 02 03 apiVersion: extensions/v1beta1 04 kind: Deployment 05 metadata: 06 name: nginx-dep 07 spec: 08 replicas
10%
mpi4py – high-performance distributed Python
30.11.2020
Home »  Archive  »  2020  »  Issue 60: Secur...  » 
Lead Image © liu liming, 123RF.com
Fortran, C, or C++ codes" [4]. Simple mpi4py Examples For the example programs, I used the mpi4py install for Anaconda [5] and built it with MPICH2 [6]. Running mpi4py Python codes follows the MPICH2

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