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24%
Configuration Management with puppet
30.04.2013
Home »  Articles  » 
 
? Configuration should just happen by magic these days; after all, we’ve had computers long enough to understand how to get it right. ... your scripts together, you can bootstrap instances with a single script: apt-get install -y puppet wget http://your-domain-with-your-stuff.com/your-puppet-module... puppet apply path ... ? Configuration should just happen by magic these days; after all, we’ve had computers long enough to understand how to get it right.
23%
Moving Your Data – It’s Not Always Pleasant
08.05.2013
Home »  HPC  »  Articles  » 
The world is swimming in data, and the pool is getting deeper at an alarming rate. At some point you will have to migrate data from one set of storage devices to another. Although it sounds easy ... existing storage solution to a new one, for any number of reasons. Perhaps your current storage solutions will get old and fall out of warranty. Perhaps you need additional capacity and can’t expand your ... The world is swimming in data, and the pool is getting deeper at an alarming rate. At some point you will have to migrate data from one set of storage devices to another. Although it sounds easy
22%
HDF5 and Parallel I/O
17.05.2017
Home »  HPC  »  Articles  » 
In the last of three articles on HDF5, we explore performing parallel I/O with the use of HDF5 files. ...  = MPI_INFO_NULL 29    30      FILENAME = "test1.hdf5"   ! Define File name 31     32      ! Initialize MPI 33      CALL MPI_INIT(IERR) 34 35      ! Get number of tasks 36      CALL ... In the last of three articles on HDF5, we explore performing parallel I/O with the use of HDF5 files. ... HDF5 and Parallel I/O
22%
Setting up an OpenNebula Cloud
05.09.2011
Home »  CloudAge  »  Articles  » 
 
own network [5]. To install the front end, you need to install a single package: sudo apt-get install opennebula This package installs the daemon oned that manages all OpenNebula services ... The OpenNebula cloud middleware system is one of the easiest private clouds in the sky. We'll show you how to get started.
22%
Secure collaboration
22.05.2023
Home »  Archive  »  2023  »  Issue 75: Teamwork  » 
Photo by Mateusz Klein on Unsplash
. You can get started directly or press the large square with the plus sign (+ ), which opens the App market, and you can browse through the available apps at your leisure. The examples chosen ... Sandstorm lets you self-host web-based productivity apps, apply individual permissions, and isolate documents for security with no effect on productivity.
21%
Proxmox virtualization manager
22.12.2017
Home »  Archive  »  2017  »  Issue 42: Secur...  » 
Lead Image by Daniela Cuevas on Unsplash.com
yourself into. Conclusions Proxmox VE 5.0 is a solid virtualization solution that does not need to hide behind Red Hat and SUSE. If you want to run a small setup, Proxmox VE is far better suited than ... Proxmox has been working for years on their virtualization manager that does not require a cloud. We look at the improved reliability and new features in version 5.0. ... Proxmox 5.0
21%
An Answer with No Question
10.06.2015
Home »  Archive  »  2015  »  Issue 27: Fault...  » 
Lead Image © nath anantachoke, 123rf
Perhaps the most notable of all the wearables currently on the market are smartwatches. Several companies now sell these devices and their accompanying apps. The problem I have with wearables ... Perhaps the most notable of all the wearables currently on the market are smartwatches. Several companies now sell these devices and their accompanying apps. The problem I have with wearables
20%
Exploring OpenShift – Red Hat's next-generation PaaS tool
10.04.2015
Home »  Archive  »  2015  »  Issue 26: OpenS...  » 
(C) Markus Feilner, CC-BY-SA 4.0
.10 rhc create-app <app name> \ nodejs-0.10 39 PHP 5.3 rhc create-app <app name> php-5.3 40 PHP 5 ... Red Hat's OpenShift cloud service helps web developers get websites up and running very quickly. We'll show you how to get started with your own OpenShift website.
20%
A ptrace-based tracing mechanism for syscalls
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Photo by Nadjib BR on Unsplash
. The environment variable LD_PRELOAD allows you to load and link a library before any other library is loaded, so you can use it to get the program to call your own provided implementation of a library function ... The libiotrace library monitors running, static and dynamically linked programs and collects detailed data for many file-I/O-related function calls.
20%
ZAP provides automated security tests in continuous integration pipelines
23.08.2017
Home »  Archive  »  2017  »  Issue 41: Kuber...  » 
Lead Image © Galina Peshkova, 123RF.com
's in the Box? Worth mentioning is the superb quality of online documentation that ZAP offers, including videos and a teaser pamphlet titled "Zap" Your App's Vulnerabilities [5]. ZAP sits near the top ... Despite the abundance of tools that test code and help improve the effectiveness of a continuous integration pipeline, automated security testing is much more difficult to get right than it might

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