Cluster creation to a domain using an NFS datastore fails in VMware Cloud Foundation 9.0

Products

• VMware Cloud Foundation

Issue/Introduction

Creating a cluster using an NFS datastore in VMware Cloud Foundation 9.0 fails with the following message:

message: Failed to skip failed ESXi hosts esxhost1.example.com
cause: Cannot skip 1 ESXi Host(s) ([esxhost1.example.com]) as only 1 ESXi host(s) would remain and the minimum is 3

The following log is output to domainmananger.log:

####-##-##T##:##:##.### DEBUG [vcf_dm,###,###] [c.v.e.s.v.v.SinglePortgroupValidator,dm-exec-9] Ping with MTU 9000 failed, attempting ping with standard MTU
####-##-##T##:##:##.### WARN [vcf_dm,###,###] [c.v.v.c.f.p.a.i.ValidateHostNfsDatastoreAction,dm-exec-23] NFS datastore validation failed for ESXi hosts esxhost1.example.com. Skipping failed hosts, Reference Token: ###

Environment

VMware Cloud Foundation 9.0

Cause

The cause is that communication is not possible with the MTU set for the NFS network pool.

Resolution

Please change the settings of the devices on the network path so that communication can be performed at the specified MTU value.

Additional Information

Japanese KB: Cluster creation to a domain using an NFS datastore fails in VMware Cloud Foundation 9.0