Table of Contents

Adding a regular DataMiner Agent as a node in a cluster

Prerequisites

General

Verify the prerequisites listed under Adding a node to a DataMiner cluster.

Database

  • If the DataMiner cluster uses Dedicated clustered storage, make sure the new DataMiner Agent (DMA) is configured to use the same clustered storage as the DataMiner cluster you are about to add it to (by modifying the general database settings in its DB.xml file to match those of the other DMAs and then restarting the DMA).
  • If the cluster uses STaaS, additional steps are required. See Adding a DataMiner Agent to a cluster running STaaS.

NATS

  • The DataMiner Agent you add must use the same NATS solution as the rest of the cluster. This means that if the cluster has been migrated to BrokerGateway, the DMA you add also needs to be migrated to BrokerGateway, but if the cluster still uses the SLNet-managed NATS solution, the DMA you add also has to use this solution.
  • If a manual configuration was forced for NATS with the NATSForceManualConfig option in MaintenanceSettings.xml, you will need to manually adjust your NATS configuration with the added DMA.

Swarming

  • If the cluster uses Swarming, make sure Swarming is enabled on the new DMA before you add it to the cluster.

Procedure

  1. On a DMA that is currently already in the cluster, go to the System Center module and select the Agents page.

  2. In the Manage tab, below the list of nodes in the cluster, click Add.

  3. Enter the IP address of the DMA you want to add and click Add.

Note
Tip

To verify if your DataMiner cluster is working correctly, you can run the SLNet connections between the DataMiner Agents BPA test.

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