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Tool your HPC systems for data analytics

21.08.2014

Home » Archive » 2014 » Issue 22: OpenS... »

analytics is the combination of two concepts: "data analysis" and "analytics." Data analysis [3] is very similar to data analytics, in that it is the process of massaging data with the goal of discovering ... 22

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Open source monitoring with Zabbix

22.05.2023

Home » Archive » 2023 » Issue 75: Teamwork »

: For example, you can quickly set up a small, fast Kubernetes cluster on a local machine in minikube, in K3d, or with Docker Desktop or Rancher Desktop. Additionally, you can quickly and easily set up a full

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Automate CentOS and RHEL installation with PXE

02.02.2021

Home » Archive » 2021 » Issue 61: Secur... »

timezone 19 timezone Europe/Vienna --isUtc --ntpservers 172.23.48.8,172.23.48.9 20 # user setup 21 user --name=example-user --password= --iscrypted --gecos="example-user" 22 # Disk partitioning

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Proactive Monitoring

11.10.2016

Home » Archive » 2016 » Issue 35: Persi... »

/forum/#!searchin/riemann-users/metric_f/riemann-users/hd5pC7rWrUE/c70QVrnA5esJ Clojure: http://clojure.org "Clojure" by Jan Stepien, Linux Pro Magazine , issue 163, pg. 26, http://www.linuxpromagazine.com/Issues/2014/163/Clojure Introduction

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Three full-text desktop search engines

28.11.2021

Home » Archive » 2021 » Issue 66: Inci... »

around SQLite and what are known as "tracker miners." The SPARQL graph-based query language was defined by the World Wide Web Consortium (W3C) and has been available as a stable version since March 2013 [7

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Moving HPC to the Cloud

19.10.2012

Home » HPC » Articles »

12-core AMD processors ranging in speed from 2.2 to 2.9GHz with 24 to 128GB of RAM per server and up to 1TB of scratch local storage per node. Getting applications running POD HPC clouds can be quite

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Secure remote access and web applications with two-factor authentication

16.05.2013

Home » Archive » 2013 » Issue 14: Samba 4 »

[9] is a USB flash drive with a free hardware layout that can generate one-time passwords. OpenKubus provides libraries for C, Perl, and PHP, as well as a server and a PAM module. LinOTP [10

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Automating system configuration with Ansible AWX

13.12.2018

Home » Archive » 2018 » Issue 48: Secur... »

Lead Image © Rungaroon taweeapiradeemunkohg, 123RF.com

. Search for the following lines in the inventory file: pg_username=awx pg_password=awxpass pg_database=awx pg_port=5432 After pg_username= and pg_password=, replace the access information for the Postgre

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Scale-out with PostgreSQL

05.02.2023

Home » Archive » 2023 » Issue 73: Datab... »

Lead Image © Alberto Andrei Rosu, 123RF.com

": "cloud", "region": "eu-west1", "zone": "eu-west1a", "min_num_replicas": 1 }, { "cloud": "cloud", "region": "eu-west1", "zone": "eu-west1n", "min_num_replicas": 1 }, { "cloud": "cloud", "region

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Kea, the ISC's successor to the DHCP daemon

03.08.2023

Home » Archive » 2023 » Issue 76: Energ... »

Administrator Reference Manual [3]. Listing 5 Leases Database "lease-database": { "type": "postgresql", "name": "kea", "user": "dhcp", "password": "dhcp", "host": "localhost", "port": 5432