[OpenIndiana-discuss] zfs list when change after deletions

[Harry Putnam]

"Grüninger, Andreas (LGL Extern)" <Andreas.Grueninger at lgl.bwl.de>
writes:
> NAME             USED  AVAIL  REFER  MOUNTPOINT
> pool1/nfs/nfs1  6.51T  13.5T  5.79T  /datastores/nfs1_p1
>
> And what is the value for REFER?
> If you have snapshots or clones USED is higher than REFER.
> See example above where 6.51 - 5.79 TB = 735G ares occupied by snapshots.
>
> Check with 
> zfs list -t all
> if you have snaphots or clones.
>
> With zfs get all <your zfs filesystem> you get detailed information like
> ...
> pool1/nfs/nfs1  used                        6.51T                                          -
> pool1/nfs/nfs1  usedbychildren              0                                              -
> pool1/nfs/nfs1  usedbydataset               5.79T                                          -
> pool1/nfs/nfs1  usedbyrefreservation        0                                              -
> pool1/nfs/nfs1  usedbysnapshots             735G                                           -

Thank you sir.  That was very helpful, went along ways to allowing me
to begin to see how dig into space issues.