Failed to validate host spec - Insufficient free IPs for VSAN Network, Available free IPs 0: Required free IPs 1, Insufficient free IPs for VMOTION Network, Available free IPs 0: Required free IPs 1

Products

• VMware Cloud Foundation

Issue/Introduction

Release unused vMotion / vSAN IPs from SDDC Manager network pool

Symptoms:

Adding ESXi host to cluster fails as there are no free IPs for vMotion and vSAN in the network pool

Error: Failed to validate host spec - Insufficient free IPs for VSAN Network, Available free IPs 0: Required free IPs 1, Insufficient free IPs for VMOTION Network, Available free IPs 0: Required free IPs 1 

 

Environment

VMware Cloud Foundation  4.x
VMware Cloud Foundation  5.x 
VMware Cloud Foundation  9.x

Cause

• ESXi host had a PSOD and was forced to rebuilt
• ESXi host was forcefully removed from SDDC Manager platform database as proper decommission was not possible

Resolution

1. Take a snapshot of the SDDC Manager 
   
   
2. SSH into the SDDC Manager with vcf and then elevate to root with su.
   
   
3. Copy the staleIpCleanup python script to the /home/vcf/ directory on the SDDC Manager
   
   
4. Run the staleIpCleanup script 
   
   python staleIpCleanup.py