(PM-T in the EFS team) This is NFS and locking is fully supported (the blog includes an example). Because EFS implements the NFS 4.0/4.1 protocols, locks are l

(PM-T in the EFS team) This is NFS and locking is fully supported (the blog includes an example). Because EFS implements the NFS 4.0/4.1 protocols, locks are lease-based and there isn't a need to clean them up. In the unlikely event of a client crash where the client still held locks, they will automatically expire once the associated lease expires.