Content Comparison

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NMIS and opCharts data are synced from all poller/mirrors to the Main Primary using Message Bus. In replication mode, If the Main Primary were to go down the Secondary Primary will retain the NMIS and opCharts data.

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• opHA-MB for opEvents (This license is an add-on for opEvents).

With this add-on opEvents will use Message Bus to sync opEvents data from each poller/mirror to the Main Primary and in replication mode opEvents data is synced to the Secondary Primary. In replication mode, If the Main Primary were to go down the Secondary Primary will retain the opEvents data.

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You need to enter a License Key in the Modules → opLicensing as below on the Main Primary.

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2.2 Download Software

Download the opHA-MB 5 software onto each server.

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sudo sh ./opHA-MB-Linux-x86_64-5.0.0.run

2.4 Install Message Bus Software

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1. Accept EULAs: Make sure when you login to each server to confirm that all End User License Agreements (EULAs) are accepted.

2. Ensure that all servers are configured to use the same timezone by using chronyc tracking. Follow steps as below Steps to sync time :

   1. sudo timedatectl set-timezone Australia/Sydney

   2. sudo apt update

   3. sudo apt install chrony -y

   4. chronyc tracking

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