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Fajlinuxblog
Fajlinuxblog

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6 days ago

Openshift running as single node with libvirt kvm

Libvirt configuration — Openshift Single Node SNO — I’m intend to create an Ansible playbook project in the future. just created a recipe as of now. Environment My environment is below: RHEL8.5 libvirtd (libvirt) 8.0.0 libvirt network: default - Range 192.168.130.0/24 Domain and Single Node IP: *.fajlinux.local 192.168.130.11 Host setup Libvirt installing yum groupinstall "Virtualization Host" -y yum install virt-install libvirt-client -y systemctl…

Openshift

3 min read

Openshift

3 min read


Mar 21, 2021

Podman: A start point

In this post, I will show how to install the Podman container tool on RHEL8 based systems. According to the definition at Podman official website, Podman is a utility provided as part of the libpod library. It can be used to create and maintain containers. …

Podman

4 min read

Podman: A start point
Podman: A start point
Podman

4 min read


Jun 5, 2020

Kubernetes backup with Velero and Ceph

Velero is a tool that enables backup and restore Kubernetes cluster resources and persistent volumes. It simplifies the task of taking backups/restores, migrating resources to other clusters, and replication of clusters. Stores Kubernetes resources in highly available object stores (S3, GCS, Blob Storage, etc.) Backs up PVs / PVCs using…

Kubernetes

4 min read

Kubernetes backup with Velero and Ceph
Kubernetes backup with Velero and Ceph
Kubernetes

4 min read


Jun 2, 2020

Metal Lb : A Kubernetes Load balancer for non cloud environments

In this post I will show how to install a load balancer for non-cloud environment and depends on premises. Metal LB provides a load balancer for non cloud environment and allow to create the “LoadBalancer” service type in Kubernetes clusters that don’t run on a cloud provider. Project site …

Paas

3 min read

Metal Lb : A Kubernetes Load balancer for non cloud environments
Metal Lb : A Kubernetes Load balancer for non cloud environments
Paas

3 min read


May 31, 2020

Kubernetes : Using Ceph RBD as Container Storage Interface (CSI)

Kubernetes Pods with persistent volumes are important for data persistence because containers are being created and destroyed, depending on the load and on the specifications of the developers. Pods and containers can self-heal and replicate. They are, in essence, ephemeral. Before start this post I’ve been posted some hands on…

Paas

6 min read

Kubernetes : Using Ceph RBD as Container Storage Interface (CSI)
Kubernetes : Using Ceph RBD as Container Storage Interface (CSI)
Paas

6 min read


May 28, 2020

Ceph : Cluster deployment

Ceph : Cluster deployment Posted on May 28, 2020 by fajlinux In this post will be presented how to deploy the environment by ceph ansible. An ansible deployment is the most standardized and official format among the main vendors using Ceph. Ex: Suse, Oracle and Redhat. The installation presented in this document will use…

Ceph

7 min read

Ceph : Cluster deployment
Ceph : Cluster deployment
Ceph

7 min read


May 28, 2020

Ceph : An overview

Ceph is open source, software-defined storage maintained by RedHat. It’s capable of block, object, and file storage. The clusters of Ceph are designed in order to run on any hardware with the help of an algorithm called CRUSH (Controlled Replication Under Scalable Hashing). This algorithm ensures that all the data…

Ceph

8 min read

Ceph : An overview
Ceph : An overview
Ceph

8 min read


May 25, 2020

Kubernetes : An overview

Kubernetes is a powerful open-source system, initially developed by Google, for managing containerized applications in a clustered environment. It aims to provide better ways of managing related, distributed components and services across varied infrastructure. We talk about system architecture and how it solves problems with use cases to handle containerized…

Kubernetes

10 min read

Kubernetes : An overview
Kubernetes : An overview
Kubernetes

10 min read


May 25, 2020

Kubernetes : Deploy a production ready cluster with Ansible.

Kubesray is a group of Ansible playbooks for deployment a Kubernetes cluster in most metal and most clouds. Official site: https://kubespray.io/ As described by project git repository : Can be deployed on AWS, GCE, Azure, OpenStack, vSphere, Packet (bare metal), Oracle Cloud Infrastructure (Experimental), or Baremetal Highly available cluster Composable…

Kubernetes

7 min read

Kubernetes : Deploy a production ready cluster with Ansible.
Kubernetes : Deploy a production ready cluster with Ansible.
Kubernetes

7 min read

Fajlinuxblog

Fajlinuxblog

13 Followers
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    Yang Zhou

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