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Anchor
node_replacement node_replacement

Replace a dead node

1. The ansible/playbooks/replace_machine_remove_machine_from_cluster.yaml playbook can remove a node in the cluster. For this, the machine_to_remove should be set to the hostname to remove.
   The below command should be launch in the ansible project.

   Code Block
   language bash
   cqfd run ansible-playbook -i /path/to/inventory.yaml -e machine_to_remove=HOSTNAME playbooks/replace_machine_remove_machine_from_cluster.yaml

   
   

   draw.io Diagram
   border true diagramDisplayName lbox true revision 3 diagramName replace-dead-node aspect 6QGtOHBKVh8cqIW35sMc simpleViewer false width 400 aspectHash b6036ea991169e32cb020ec0dcdeaf6b82d0129a links auto tbstyle top diagramWidth 561

2. A new hosts should be install with the ISO installer and a new IP address. Make the connections between hosts.
   

   draw.io Diagram
   border true diagramDisplayName lbox true revision 3 diagramName replace-dead-node aspect 5VfXYzZzLt1dj8wcB2ZT simpleViewer false width 400 aspectHash 14a72eb42795c42aec510bc5e92406eb5f3c8c51 links auto tbstyle top diagramWidth 561

3. Restart the playbook to configure the cluster (more details here).
   

   draw.io Diagram
   border true diagramDisplayName lbox true revision 3 diagramName replace-dead-node aspect rLLZxF21wdaddEKqs6aY simpleViewer false width 400 aspectHash bcdb4d2b18ad56a1fab8ab6db4a42339b54ee890 links auto tbstyle top diagramWidth 561