Minimum System Requirements

Your system must meet the following minimum specifications to run Meridian:

Just Testing 1 Minimum Server Specification 2

CPU

2GHz dual core x86_64

3GHz quad core x86_64 and above

RAM

4GB (physical)

16GB (physical) and above

Storage (disk space)

50-GB HDD, SSD

1TB with SSD and above

  1. You can install the packages, and the Meridian services start.

  2. Your intended workload (network size, number of monitored metrics, flows, events, and data retention requirements) affects these requirements.

Operating systems

OpenNMS Meridian requires one of the following operating systems:

Operating System Compatible Versions (64-bit)

RHEL

7.x
8.x
9.x

CentOS

7.x
CentOS Stream 9.x

Rocky Linux

9.x

See the release notes for information about platform support changes, including deprecated platforms.

Compatibility

Meridian 2023.1.16 is compatible with the following components. Components marked with an asterisk are required:

Component Version Compatibility

OpenNMS plugin for Grafana

7+

OpenNMS Plugin API

0.6.x

Cassandra

3.11.x

Elasticsearch

6.7.0 - 7.6.2

Java Development Kit *

OpenJDK 11

Kafka

1.x - 3.x

PostgreSQL *

10.x - 15.x

RRDTool *

1.7.x

Browser *

Latest Mozilla Firefox or Google Chrome

Containerized environments

See containerized deployment for information on deploying Meridian via Kubernetes or OpenShift.