possible zfs bug? lost all pools

[Fabian Keil]

JoaoBR <joao at matik.com.br> wrote:

> man page thar zfs can not be a dump device, not sure if I understand it
> as meant but I can dump to zfs very well and fast as long as
> recordsize=128

I assume you tried dump(8), while the sentence in the man
page is about using a ZFS volume as dumpon(8) target:

%sudo dumpon -v /dev/zvol/tank/swap 
dumpon: ioctl(DIOCSKERNELDUMP): Operation not supported

Fabian
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