[CentOS] /etc/gai.conf fails to prefer IPv4 over IPv6 for NFS

On 06/08/2018 03:23 PM, Steve Rikli wrote:
>
> This seems the most likely explanation, I'd just like to know for certain
> before I give up on gai.conf and restort to disabling IPv6 or other
> workarounds (e.g. /etc/nfsmount.conf).

Have you tried specifying "proto=tcp" as a mount option?  That *should* 
limit the client to IPv4.