Cluster resynchronization

If one or more Replica nodes are unhealthy or desynchronized, you wantcan toresynchronize restrictthem yourwith clusterthe toPrimary specificnode IPsby for enhanced security, followfollowing these steps:

1. Go to the Overview tab.tab of your cluster.
2. Click on the LimitResync Access per IPCluster button.

A confirmation popup will appear whereto you can configure IP restrictions:

In the text field, add the IPv4 or IPv6 addressensure you want to allow access toresync your cluster.

Resynchronization Process

1. Add one

   Health IP at a time. After entering an IP, press the Enter key. The IP will appear at the topCheck of the text field.

Repeat this process to add more IPs as needed.

Once you’ve added all the IPs, click the UpdatePrimary button. All nodes in your cluster will automatically adopt these IP restrictions—no need to configure each node individually.

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Removing IPs

If you want to remove an IP::

• ClickBefore the resynchronization begins, a health check is performed on the Primary node to ensure the process can proceed successfully.

crossIf (X)the Primary is unhealthy, buttona nextwarning popup will appear, and the process will stop. If the Primary is healthy, the resynchronization process will continue.

Replica Reconfiguration:

All Replica nodes will be reset from scratch. Once cleared, each Replica will be reconfigured to point to the IPPrimary. youA wantbackup from the Primary node will then be restored to delete.each Click UpdateReplica to applyensure thefull changes.synchronization.

IfDuring nothe IPsresynchronization are listed in this section,process, your cluster will be opentemporarily to all IPs.unavailable.

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Once

Addingthe Newprocess Nodes

is

Ifcomplete, you’veyou configuredwill IPreceive restrictionsan email notifying you that your cluster is active and lateroperational add a new node, the new node will automatically inherit the existing IP restrictions.again.