Saturday, January 18, 2020

Babin Lonston

Migrating multi-writer VMware VM’s from Island cluster to vSAN cluster

Migrating Multi-writer disks of VMware VM's from Island Cluster to vSAN cluster with and without the downtime of Production.

Create a Pacemaker Cluster Resources and Resources group

Pacemaker Resources and groups are which need to be highly available across multiple nodes in a cluster to provide high-availability for any services.

How to add additional nodes to the Pacemaker Cluster

How to add additional nodes to the existing pacemaker Linux clusters. By adding nodes we can increase the resources of a cluster.

How to Manage Pacemaker Linux cluster from Web GUI

How to manage a Pacemaker Linux Cluster from web graphical interface (Pacemaker Web UI) by creating a new cluster or by adding an existing cluster.

Install and configure High Availability Linux Cluster with Pacemaker on CentOS 7.6

The Pacemaker is a high-availability cluster resource manager it will run on all the hosts which we suppose to use in the cluster to make sure our services up and running to reduce the downtime.

Migrating Logical Volumes in Logical Volume Management

Migrating Logical Volume by moving the extents from a PV to another PV when a faulty disk or the size of the disk need to be larger than the current one.

Striped Logical Volume in Logical volume management (LVM)

How to create Striped Logical Volumes in Logical Volume Management to get good I/O performance by balancing the data written to disks.

Step by step Oracle Linux 8 Installation guide with screenshots

Step by step guide to install Oracle Linux 8 with the screenshot will explain how to perform a clean installation from scratch on Virtual or Physical servers.

Shrink a Volume Group in Logical Volume Management (LVM2)

Shrink a Volume Group in logical volume management will be performed by sysadmins when the requirement in place to reduce the no of disks from a VG.

How to Extend and Reduce LVM Logical Volume in Linux

How to extend and reduce LVM logical volume management in Linux Operating Systems.

About Me

Overall 14+ Years of experience in the IT field, currently working as a Senior Linux administration with Virtualization & Cloud. Being numismatist for a long time.

Latest News

How to build an RPM package from Source

PRM Package, Packing an RPM may require while we need to build something from source.

Step by Step Installing CentOS Linux 8 with Screenshots

CentOS Linux 8 is completely free to use and licensed under GNU GPL, It provides all features available in RHEL 8 and support available from the community.

How to Set up a Kubernetes Cluster with Rancher

Rancher is an OpenSource product simplify the management of Kubernetes cluster. Rancher is just a web User Interface to manage the Kubernetes cluster.

How to Install and configure Kubernetes (k8s) on Ubuntu 18.04 LTS

Kubernetes or k8s is trending Open Source container orchestration solution provides feature such as application deployment by automating, scaling etc.

How to Install and Configure Apt Cache Server On Ubuntu 18.04 LTS

Apt Cache Server available for Debian based Operating Systems and it helps to cache the packages installed with apt and saves a lot of bandwidth.