ZFS scrub on new disks gives cksum errors
Brian N
fbsd at iozz.us
Sun Jan 18 03:15:22 UTC 2015
On Mon, Dec 08, 2014 at 09:09:51AM -0800, Sean Chittenden wrote:
> I had this exact problem at home on my FreeNAS host when a box is plugged
> in to residential power that is "not clean." If you plug this host in to a
> UPS it should clear things up instantly (find a sine wave UPS, not a
> digital stepping supply). There's something about the fluctuating power or
> brownouts that ZFS is well suited to detecting (and became terrifying to me
> because wtf happened in the past pre-ZFS??).
FWIW, I've tested the two drives attached to another PC with UPS clean power
and have not seen the aforementioned errors. Not a scientific finding but
moving to a UPS power source may have fixed my issue. Thanks.
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