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Openstack and kubernetes in 5 minutes

Openstack and kubernetes in 5 minutes This is a test to try Openststack and Kubernetes on single node (my workstation). It’s not a pruduction setup Host OS: Ubuntu 20.04 Openstack It will install all core components of OpenStack: Keystone, Nova, Neutron, Glance, and Cinder. (WARNING: used devmode you cannot get auto-update) The dashboard will be available at the default username and password is: username: admin password: keystone Since a lot of resources will be… Read More »Openstack and kubernetes in 5 minutes

Zentyal and GlusterFs

We can use GlusterFs to improve the availability of the storage for Zentyal. Setup storage nodes and import data Move Zentyal data to external disk Attach another disk to your Zentyal machine, in this case is /dev/vdb create an ext4 file system and mount the disk in a temporary mountpoint copy all data (or move it) from /home directory to the mount point fix /etc/fstab and remount /home Setting two node with Ubuntu 18.04 node1… Read More »Zentyal and GlusterFs

Upgrade from Zentyal 5.1 to 6.1

Create a Backup of configuration files Important: the backups files are not compatible with a different version of Zentyal Update your system with minor upgrades Important: use only web gui to upgrade your system, don’t use apt!! After these minor upgrades, we are ready to upgrade to the latest Zentyal version. Reboot your system, go to the dashboard and click to “Upgrade now” button! The upgrade process require a lot of times After many hours… Read More »Upgrade from Zentyal 5.1 to 6.1

Install Zentyal 5.1

Zentyal is a set of tool to manage a Samba 4 Domain based on Ubuntu distro DNS Manage Users Share directory Groups Compatible with RSAT! Installation Download iso Zentyal 5.1 from here Create a virtual machine to your server/pc or use a real machine Define a static IP address for Zentyal and a name Start installation like this video After reboot, start the configuration of the domain controller For us, the Zentyal server is named… Read More »Install Zentyal 5.1


In this article, we understand how to build a High Available domain controller and file shared with two open-source product: Zentyal and GlusterFS GlusterFS is an open-source file system for distributed storage. It is scalable horizontally and master-less, whose capacity can be dynamically expanded by adding new nodes. GlusterFS is able to manage up to several petabytes, thousands of clients and different data areas (storage volume). Introduction In the Gluster terminology, there are some keywords… Read More »GlusterFS