NSX Manager cluster node is unresponsive

Products

• VMware NSX

Issue/Introduction

• In the NSX UI, an NSX manager node is completely down.
• The appliance is not pingable from another Manager in the same cluster.  
• In the vSphere client, the web console for the appliance doesn’t load, you are getting  a black screen.
• You are unable to SSH to the affected client.   

Environment

VMware NSX

 

Resolution

As the appliance is completely down, we suggest to delete the problematic node and add a new appliance:

• Access the NSX Manager user interface
• Navigate to the System > Appliances section
• Select the desired NSX Manager node
• Click the Actions button and choose Delete.
• Add a new appliance by selecting "ADD NEW APPLIANCE" 

Additional Information

Replacing a faulty NSX-T manager node in a VCF environment

Deploy NSX Manager Nodes to Form a Cluster from the UI