On 11-02-2021 16:31, Jackman via Dng wrote:
> I searched the mailing list archives, and I didn't find anything
> obviously relating to ZFS, so I apologize if this is redundant.
>
> I successfully created a ZFS filesystem, which I'm really
> excited about. I followed the steps in the Debian documentation, here:
>
> https://wiki.debian.org/ZFS
>
> ➜  ~ zpool list -v
> NAME   SIZE  ALLOC   FREE  EXPANDSZ   FRAG    CAP  DEDUP  HEALTH  ALTROOT
> tank  2.72T  1.01T  1.70T         -     0%    37%  1.00x  ONLINE  -
>   mirror  2.72T  1.01T  1.70T         -     0%    37%
>     ata-Hitachi_HUA723030ALA641_YVG8GB7A      -      -      -        
> -      -      -
>     ata-Hitachi_HUA723030ALA641_YHKRZLSD      -      -      -        
> -      -      -
>
> ➜  ~ zfs list
> NAME         USED  AVAIL  REFER  MOUNTPOINT
> tank        1.01T  1.62T    24K  /tank
> tank/data   1.01T  1.62T  1.01T  /mnt/zfs
> tank/media    24K  1.62T    24K  /srv/media
>
> The problem I'm having is on executing commands such as the following:
>
> ➜  ~ zfs set sharenfs="on" tank/media
> ➜  ~ zfs share tank/media
> ➜  ~ showmount -e localhost
> clnt_create: RPC: Program not registered
>
> According to the documentation, that last 'showmount' command should
> tell me that I have successfully exported an NFS share of my ZFS volume.
>
> Fumbling around, I tried restarting the NFS-related services:
>
> ➜  ~ service nfs-common restart
> [ ok ] Stopping NFS common utilities: idmapd statd.
> [ ok ] Starting NFS common utilities: statd idmapd.
> ➜  ~ service nfs-kernel-server restart
> [ ok ] Stopping NFS kernel daemon: mountd nfsd.
> [ ok ] Unexporting directories for NFS kernel daemon....
> [warn] Not starting NFS kernel daemon: no exports. ... (warning).
>
> Still, I'm not showing anything with 'showmount':
>
> ➜  ~ showmount -e localhost
> clnt_create: RPC: Program not registered
>
> I'm just not sure where to go from here. According to everything I've
> read, it sounds like NFS sharing via ZFS tooling makes everything
> pretty much automatic. I shouldn't have to modify my exports file or
> any other ordinary NFS-specific configuration.
>
> Any help would be appreciated. I'd be willing to put a reasonable
> amount into someone's preferred-vice fund in exchange. Thank you!
>
> Andrew Jackman
> kd7nyq@??? <mailto:kd7nyq@gmail.com>


Did you try

    zfs sharenfs=on tank


and

    showmount -e

or

    exportfs

and if both don't work

    zfs share -a


Grtz

Nick