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14%
The RADOS object store and Ceph filesystem
30.11.2025
Home »  Archive  »  2012  »  Issue 09: Windo...  » 
© Brigida Soriano, Fotolia.com
/ceph/$name.keyring 04 [mon] 05 mon data = /srv/mon.$id 06 [mds] 07 [osd] 08 osd data = /srv/osd.$id 09 osd journal = /srv/osd.$id.journal 10 osd journal size = 1000 11 [mon.a] 12 host = alice 13 mon
14%
The Ruby Version Manager (RVM) hands-on
30.11.2025
Home »  Archive  »  2011  »  Issue 6: Perfor...  » 
©Mettusr, 123RF.com
't change any important files, doesn't need root privileges, and can easily be removed by typing rm -rf ~/.rvm. On the other hand, if multiple users need to access RVM, there is no alternative to a global
14%
Warewulf 4 – Environment Modules
20.03.2023
Home »  HPC  »  Articles  » 
the head node to the compute nodes. The nodes are all connected by Gigabit Ethernet. In the previous articles I added a root password for the container and configured Network Time Protocol
14%
Lua for Apache
10.07.2012
Home »  Articles  » 
 
string. To start the script, store it as hello.lua in the document root (if you followed the “Quick Install” example, this is ~/httpd/htdocs ). Now you can access the function in your browser by typing
14%
PowerDNS Authoritative server high availability with MariaDB Galera
02.08.2022
Home »  Archive  »  2022  »  Issue 70: Defen...  » 
Lead Image © Sergey Nivens, 123RF.com
.0.0.1 mysql -h localhost -u root -p create database pdns; Listing 1 shows a quick user addition to the database and the granting of permissions. To exit from the MariaDB shell, use the quit; command
14%
Versioned backups of local drives with Git
28.11.2022
Home »  Archive  »  2022  »  Issue 72: OpenS...  » 
, this step can take some time. In this setup, Git writes its data at a rate of about 1.2GB per minute. The speed also depends on whether Git needs to write small or large files. During the write process you
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

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