Shutdown and Startup sequence for Aria Operations cluster

Products

• VMware Aria Suite

Issue/Introduction

This article provide steps to safely reboot one or more Aria Operations cluster nodes if the cluster cannot be taken offline from the Admin UI.

Environment

VMware Aria Operations 8.x

Resolution

If you are unable to take the entire cluster offline or online by clicking Take Offline or Bring Online under Cluster Status in the Admin UI, follow the orders below applicable to your cluster type.

• Non HA/CA enabled Clusters
• HA enabled Clusters
• CA enabled Clusters

 

Non HA/CA enabled Clusters

Taking Nodes Offline

In vCenter, perform a Shut Down Guest OS action on the VM.
Aria Operations nodes should be taken offline in the following order:

1. Remote collector node(s)
2. Data node(s)
3. Primary node

 

Bringing Nodes Online

In vCenter, preform a Power On action on the VM.
Aria Operations nodes should be brought online in the following order:

1. Primary node
2. Data node(s)
3. Remote collector node(s)

 

HA enabled Clusters

Taking Nodes Offline

In vCenter, perform a Shut Down Guest OS action on the VM.
Aria Operations nodes should be taken offline in the following order:

1. Remote collector node(s)
2. Data node(s)
3. Primary replica node
4. Primary node

 

Bringing Nodes Online

In vCenter, perform a Power On action on the VM.
Aria Operations nodes should be brought online in the following order:

1. Primary node
2. Primary replica node
3. Data node(s)
4. Remote collector node(s)

 

CA enabled Clusters

Taking Nodes Offline

In vCenter, perform a Shut Down Guest OS action on the VM.
Aria Operations nodes should be taken offline in the following order:

1. Witness node
2. Remote collector node(s)
3. FD2 Replica Data node(s)
4. FD2 Primary replica node
5. FD1 Data node(s)
6. FD1 Primary node

 

Bringing Nodes Online

In vCenter, perform a Power On action on the VM.
Aria Operations  nodes should be brought online in the following order:

1. FD1 Primary node
2. FD1 Data node(s)
3. FD2 Primary replica node
4. FD2 Replica Data node(s)
5. Remote collector node(s)
6. Witness node

Additional Information

Impact/Risks:
Taking Aria Operations nodes offline one by one can have negative effects on the cluster if not done in the correct order.
Whenever possible, it is recommended to take the entire cluster offline or online by clicking Take Offline or Bring Online under Cluster Status in the Admin UI.