complete clone/restore from a ZFS-based system replication stream

Victor Sudakov vas at
Tue Oct 4 01:14:30 UTC 2016

Warren Block wrote:
> >>>
> >>> Here are the steps I used to restore a "level zero" zfs file onto a
> >>> new/fresh mirror.
> >>
> >> Mike, thanks to your and others' help I have developed a solution
> >> which works for me, at least partially. The only problem with the
> >> solution is that I create the second pool on /dev/vtbd2p3, but when
> >> the new system boots, there is no /dev/vtbd2 (naturally) and the pool
> >> uses /dev/diskid/DISK-BHYVE-8054-2C08-770Ap3 for the physical device,
> >> burying all /dev/vtbd0p* devices.
> >
> > Maybe the solution is using ZFS on whole disk, without GPT partitions,
> > with zfsboot(8) and ZFS volumes for swap?
> zvols for swap is generally not recommended.  It has the overhead of the 
> filesystem.

Solaris is cool with zvols for swap. Do we have some drawbacks
peculiar to FreeBSD?

Victor Sudakov,  VAS4-RIPE, VAS47-RIPN
sip:sudakov at

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