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14%
Build secure IoT applications with open source
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © Maksim Kabakou, 123RF.com
, and configuring, as well as how you can extend it for your own application needs. Two Eclipse IoT open source projects can help you to build your device management stack. The first one, Wakaama [12] is a C
14%
Installing applications in OpenStack with Murano
03.12.2015
Home »  Archive  »  2015  »  Issue 30: OpenD...  » 
Lead Image © stylephotographs, 123RF.com
_TOKEN=b670a556-36a3-37c3-a5d2-f712f8080d50 enable_service heat h-api h-api-cfn h-api-cw h-eng enable_service murano murano-api murano-engine $ sudo ./tools/create-stack-user.sh [...] $ sudo cp -a /root
14%
Migrating CentOS to Rocky Linux with migrate2rocky
06.10.2022
Home »  Archive  »  2022  »  Issue 71: Kuber...  » 
Photo by Ray Hennessy on Unsplash
a full backup of the server before attempting the migration. All the following operations should run as root. Connect to your server and fire up a session manager such as tmux or screen . You can install
14%
Migrate your Git repositories to Gitea
04.12.2024
Home »  Archive  »  2024  »  Issue 84: Non-R...  » 
Photo by Ray Hennessy on Unsplash
future hardware. My Raspberry Pi needs an operating system release change because a Raspbian version based on Debian 12 became available. The next step, then, is to copy the new Raspbian image to an SD
14%
Monitoring virtualization environments with Nagios and Icinga
30.11.2025
Home »  Archive  »  2010  »  Issue 2: Backup...  » 
Sergej Khackimullin, 123RF
Virtualization technology established itself in data centers many years ago and has its roots in host partitioning in the mainframe landscape. More than 35 years ago, IBM laid down the foundations
14%
Performance Health Check
13.06.2022
Home »  HPC  »  Articles  » 
.69 17.26 67.7 IS (4 cores) 0.6 2.16 8.2 LU (6 cores) 5.13 41.8   MG (4 cores) 1.2 3.8 39.1 SP (4 cores
14%
Sharing Linux Terminals
13.07.2022
Home »  HPC  »  Articles  » 
_64-dvd1.iso --2022-07-06 12:48:08--  https://download.rockylinux.org/pub/rocky/8/isos/x86_64/Rocky-8.6-x86_64-dvd1.iso Resolving download.rockylinux.org (download.rockylinux.org)... 146.75.82.132, 2a04:4e
14%
Automatic build and deploy with OpenShift and GitLab CI
04.10.2018
Home »  Archive  »  2018  »  Issue 47: Findi...  » 
Photo by Jantine Doornbos on Unsplash
to run test suites for immediate feedback. To activate GitLab CI, you add a YAML gitlab-ci file (described later in the article) to the root directory of your Git repository. Once activated, each commit
14%
Time-series-based monitoring with Prometheus
14.08.2017
Home »  Archive  »  2017  »  Issue 40: Lean...  » 
Lead Image © Juthamas Oonhawat, 123RF.com
orchestrator: Whereas Kubernetes comes from Google's Borg cluster system, Prometheus is rooted in Borgmon, the monitoring tool for Borg. Matt Proud and Julius Volz, two former site reliability engineers (SREs
14%
Exploiting, detecting, and correcting IAM security misconfigurations
07.04.2022
Home »  Archive  »  2022  »  Issue 68: Autom...  » 
Photo by Kyle Head on Unsplash
attached (Figure 12). The combination of these two privileges could let the misconfigured user create a new EC2 instance. Not only that, they will have operating system access to which they can pass

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