DRBD Replication

DRBD Cheat Sheet

DRBD is a distributed replicated storage system for the Linux platform. It is implemented as a kernel driver, several userspace management applications, and some shell scripts. This article describes about... Read more »
Remove a faulty node and add a new node on Pacemaker cluster

Remove a faulty node and add a new node on Pacemaker cluster

Sometimes cluster nodes may fail from cluster due to disk failure, operating system crash or some other reason. Here in this demonstration we will configure, how to remove a failed... Read more »
How to Remove DRBD Device|Volume

How to Remove DRBD Device|Volume

In a cluster some times it might required to decommission exiting cluster and create new cluster according to the new requirement. In this demonstration we will remove or destroy DRBD…

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Replace Volume|Disk On DRBD Pacemaker Cluster

Replace Volume|Disk On DRBD Pacemaker Cluster

It is an obvious behavior that DRBD cluster volume or disk may fail. In order to maintain High Availability we need to replace the failed volume or disk without affecting... Read more »
Pacemaker PostgreSQL Cluster Configuration on CentOS|RHEL 7

Pacemaker PostgreSQL Cluster Configuration on CentOS|RHEL 7

Without a cluster environment, if a server goes down for any reason that affects entire production. In order to overcome this issue, we need to configure servers in cluster so…

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Pacemaker DRBD MariaDB|MySQL Cluster on CentOS|RHEL 7

Pacemaker DRBD MariaDB|MySQL Cluster on CentOS|RHEL 7

Without a cluster environment, if a server goes down for any reason that affects entire production. In order to overcome this issue, we need to configure servers in cluster so... Read more »
PaceMaker Cluster Command Cheat Sheet

PaceMaker Cluster Command Cheat Sheet

This article contains all pacemaker cluster administration commands to manage a PaceMaker cluster. You can refer to the command sheet to manage any PaceMaker cluster. Topic How to manage PaceMaker... Read more »

Pacemaker DRBD PostgreSQL Cluster on CentOS|RHEL 7

PostgreSQL, also known as Postgres, is a free and open-source relational database management system emphasizing extensibility and technical standards compliance. It is designed to handle a range of workloads, from…

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Pacemaker MariaDB|MySQL Cluster on CentOS|RHEL 7

Pacemaker MariaDB|MySQL Cluster on CentOS|RHEL 7

Without a cluster environment, if a server goes down for any reason that affects entire production. In order to overcome this issue, we need to configure servers in cluster so…

Read more »
PaceMaker Cluster

Pacemaker Cluster Configuration on Linux|Rhel7|Centos7

Without a cluster environment, if a server goes down for any reason that affects entire production. In order to overcome this issue, we need to configure servers in cluster. Doing…

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