ManageEngine-ServiceDesk

Quick Start Guide for setting up high availability (HA) for ManageEngine ServiceDesk Plus MSP using NEC EXPRESSCLUSTER X on Windows. This guide covers installation, cluster configuration, failover setup, and monitoring to ensure minimal downtime and seamless failover. 🚀

ManageEngine ServiceDesk HA with EXPRESSCLUSTER – Quick Start Guide

Overview

This repository provides a step-by-step Quick Start Guide (QSG) for configuring high availability (HA) for ManageEngine ServiceDesk Plus MSP using NEC EXPRESSCLUSTER X on Windows servers.

By following this guide, you will be able to:
✅ Install and configure ManageEngine ServiceDesk Plus MSP
✅ Set up an EXPRESSCLUSTER-based high-availability cluster
✅ Enable automatic failover and data replication
✅ Monitor and manage the cluster with EXPRESSCLUSTER tools

Prerequisites

Ensure that your system meets the following requirements before proceeding:

Minimum Requirements for ManageEngine

Refer to the official documentation: ManageEngine System Requirements

System Requirements for EXPRESSCLUSTER

Refer to the official documentation: EXPRESSCLUSTER System Requirements

Installation and Configuration Steps

1️⃣ Install ManageEngine ServiceDesk

Follow the official installation guide: ManageEngine Installation

2️⃣ Install NEC EXPRESSCLUSTER

Follow the official installation guide: EXPRESSCLUSTER Installation

3️⃣ Configure the Cluster System

Set up a 2-node cluster with Mirror Disk and Floating IP (FIP) by following:
Basic Cluster Setup

4️⃣ Configure ManageEngine for High Availability

• Move the database to a mirror disk
• Prepare the secondary server for failover
• Add application and monitoring resources

5️⃣ Configure Monitoring

• Process Monitor: Ensures ManageEngine is running
• PostgreSQL Monitor: Checks database availability
• Failover Testing: Simulates failover scenarios

Architecture Diagram

<Public LAN>
 |
 | <Private LAN>
 |  |
 |  |  +--------------------------------+
 +-----| Primary Server                 |
 |  |  |  OS: Windows Server 2022       |
 |  +--|  EXPRESSCLUSTER X 5.x          |
 |  +--|  ManageEngine                  |
 |  |  +--------------------------------+
 |  |
 |  |  +--------------------------------+
 +-----| Secondary Server               |
 |  |  |  OS: Windows Server 2022       |
 |  +--|  EXPRESSCLUSTER X 5.x          |
 |  +--|  ManageEngine                  |
 |  |  +--------------------------------+
 |  |
 |  |  +--------------------------------+
 |  +--| Client machine                 |
 |     +--------------------------------+
 |
[Gateway]
 :

📖 Documentation
For a detailed step-by-step guide, refer to the Quick Start Guide in this repository.

🛠 Support
For any issues or troubleshooting, refer to:
🔹 EXPRESSCLUSTER Knowledge Base
🔹 ManageEngine Support