Dump Restore on ZFS root system

[dick]

Op 7-2-2012 12:23, Vincent Hoffman schreef:
> On 07/02/2012 11:00, dick wrote:
>> I run a ZFS on root FreeBSD system. I know I can backup with snapshots
>> but I want a dump/restore action because I want to transfer this
>> system to a UFS virtual FreeBSD machine.
>> My question is: will dump / (root) make a dump of *ALL* other
>> directories?
>>
> Dump works at the filesystem level and will not work on a zfs filesystem
> [root at banshee /backup/local/zfs]# dump -b 64  -f - ./
> dump: ./: unknown file system
>
> I'd use tar or cpio or pax or something.
> On a UFS filesystem dump will only dump the filesystem specified and
> will not cross mountpoints.
OK, got it. I will have to read up on the best option (tar, cpio or pax)