VMware Cloud Foundation - Design Decision - In all clusters, ensure that at least 20% of free space is always available on all non- vSAN datastores.

Products

• VMware
• VMware Cloud Foundation

Issue/Introduction

Design Decision: In all clusters, ensure that at least 20% of free space is always available on all non- vSAN datastores.

Resolution

Design Justification: If a datastore runs out of free space, applications and services in the SDDC, including but not limited to the NSX Edge core network services, the provisioning portal, and backup, fail.

Design Implication: Monitoring and capacity management must be proactive operations.

This design decision is supported in the following Domains. 
•    Management Domain
•    VI Workload Domain

This design decision is supported on VCF version 4.1 and higher. 

Note: To search for additional information on this design decision please search on the design decision text in https://docs.vmware.com/. For example https://docs.vmware.com/en/search/#/%22Enable%20Network%20I%2FO%20Control%20on%20all%20distributed%20switches.%22

Additional Information

Please reference the VMware Cloud Foundation version you are running and if this design decision is applicable to you. 

VMware Validated Design (VVD) Bill of Materials