View the original community article here
Last tested: Jan 21, 2019
In general, these are the steps:
- stop looker
mount_nfs -o vers=4 nolock <shared-storage-dir>
- start looker
You should probably make the changes in /etc/fstab so they're permanent. Then, when you go to remount, you can just do mount /lookershare to pick up the changes.