anchor.diff:  
               description = "Kernel NFS server";
   
  -            startOn = "started network-interfaces and started portmap";
  +            startOn = "started network-interfaces and started portmap and filesystem";
   
               postStart =
                 ''
  
positive.code: 
                  # Create a state directory required by NFSv4.
                  mkdir -p /var/lib/nfs/v4recovery
  
                  # rpc.nfsd needs the kernel support
                  ${config.system.sbin.modprobe}/sbin/modprobe nfsd || true
  
                  ${pkgs.sysvtools}/bin/mountpoint -q /proc/fs/nfsd \
                  || ${config.system.sbin.mount}/bin/mount -t nfsd none /proc/fs/nfsd
  
negative.code:         target = "exports";
        });
  
      /* We have to load this quite before running the daemons. Using
         "modprobe nfsd" when loading the daemons causes a race condition where
         nfsd can return 'authentication failed'/'Permission denied'.
  
        I've not tried with nfsd alone. So I add what I tried, with nfs_acl too.
      */
      boot.kernelModules = mkIf cfg.server.enable [ "nfsd" "nfs_acl" ];
  
      jobs =
        optionalAttrs cfg.server.enable
          { nfs_kernel_exports =
  