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Only two Servers can be added into 1+1 configuration.

Setting up 1+1 configuration

To initialize 1+1 configuration, add a second Server to the configuration. To do this, enter the IP address and click LINK.

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In this case, the master node will be located on the Server from which the cluster was initialized.

Converting to 1+1 configuration

If a cluster was initialized on one Server, do the following:

1. Add a second Server to the configuration (see 클러스터 생성).
2. On the Configuration page, click CONVERT TO 1+1.
   
3. Activate the Force local archive replication parameter if you want the replication to the backup archive to be continuous regardless of the location of the master node.
   
4. Click the APPLY button to convert to 1+1 configuration.

Editing the configuration

You can edit the configuration. To do so, click the button. You can do the following:

• activate/deactivate the self-diagnostics service (see 자가 진단 서비스);
  

• change the logging level (see Configuring Logging levels);
• change the log archive parameters (see Configuring the system log archive).

Setting up archive replication

To set up archive replication, do the following:

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How replication will run

When the master node is migrated to the backup Server:

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