Tag: openstack
Learn how to – How To Configure OpenStack Instances / VMs to Autostart after Nova compute reboot
Learn how to – How To Configure OpenStack Instances / VMs to Autostart after Nova compute reboot. The default configuration of OpenStack Nova compute service does not automatically start Virtual Machines each time the compute node boots or restarts. In this short guide, I’ll show you how to Configure Openstack Nova to automatically start guests …
Learn how to – Adding ssh key pair to Openstack using CLI
Learn how to – Adding ssh key pair to Openstack using CLI. Adding ssh key pair to Openstack using cli: In this series of Openstack configuration and management, let’s look at how to add ssh keypairs to Openstack. This guide is based on Openstack Victoria release. Public/private key pairs work by keeping the public key …
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Learn how to – Installation of Three node OpenStack Queens Cluster – Part Four
Learn how to – Installation of Three node OpenStack Queens Cluster – Part Four. In our fourth sequel, we are going to install Openstack Nova on the controll node.Nova is the OpenStack project that provides a way to provision compute instances (aka virtual servers). Nova supports creating virtual machines, baremetal servers (through the use of …
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Learn how to – Installation of Three node OpenStack Queens Cluster – Part Five
Learn how to – Installation of Three node OpenStack Queens Cluster – Part Five. Installing Openstack Nova Compute on another node In this fifth sequel, we shall indulge in the Installation of Nova Compute on another node. It shall have Nova Compute, Libvirt, L2 Agent, and Open vSwitch. Step 1: Install KVM. [root@node01 ~]# yum …
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Learn how to – Installation of Three node OpenStack Queens Cluster – Part Nine
Learn how to – Installation of Three node OpenStack Queens Cluster – Part Nine. Configuring Virtual Networking on Network Node and Compute Node Make sure your two nodes have an extra NIC configured well because we need that extra NIC for this to work. “Everyone has been made for some particular work, and the desire …
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Learn how to – How To rename an Instance/Server in OpenStack
Learn how to – How To rename an Instance/Server in OpenStack. How can I rename an VM, instance or server in OpenStack?. Once you create an instance in OpenStack, you can modify its name in running state. This is true if the service running in the VM is changed, and the name needs to be …
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Learn how to – Installation of Openstack three Node Cluster on CentOS 7 Part One
Learn how to – Installation of Openstack three Node Cluster on CentOS 7 Part One. Introduction So what is Openstack? OpenStack is a set of opensource software tools for building and managing cloud computing platforms for public and private clouds. We shall attempt to build a three-node openstack cluster as we experiment on the tools …
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Learn how to – Create OpenStack Cinder Volumes and Attach to a VM Instance
Learn how to – Create OpenStack Cinder Volumes and Attach to a VM Instance. How can I create Cinder Volumes in OpenStack and attach to an Instance?. OpenStack Cinder service provides persistent block storage management for virtual hard drives. Through the OpenStack CLI and Horizon Web interface, you can manage the creation, attaching, and detaching …
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Learn how to – Scale up Worker Nodes in OpenStack Magnum Kubernetes Cluster
Learn how to – Scale up Worker Nodes in OpenStack Magnum Kubernetes Cluster. Magnum is an OpenStack API service that allows you to deploy Kubernetes Clusters on OpenStack Cloud Platform in minutes. After bootstrapping your cluster from a Template, there could be a need from business workloads demanding addition of more Worker nodes into the …
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Learn how to – Create CentOS 8 KVM Image Template on OpenStack
Learn how to – Create CentOS 8 KVM Image Template on OpenStack. This guide will discuss how one can create a CentOS 8 KVM image to be used on OpenStack when creating CentOS 8 instances. CentOS 8 was released on September 24th, 2019 and guys are starting to adopt it for running Production workloads. OpenStack …
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