ZFS snapshot Folder Disappearing

[Matthew Seaman]

On 28/08/2012 07:20, Guido Falsi wrote:
>>
>> There's a PR for this somewhere (not created by me), but I can't find it
>> in my records right now.
>>
> 
> http://www.freebsd.org/cgi/query-pr.cgi?pr=kern/156781

That's the one.

> I got hit by this a few times too. Ti me it looks like it's easier to
> get this problem on more low spec machines(low spec regarding ZFS, so
> anything under 3-4 GiB ram is on the low side, for example).

My machine has 8GB RAM which I wouldn't call low spec particularly.

> Using nullfs across snapshots did trigger this easily. I did that to
> have a nullfs mounted snapshot of the whole filesystem structure. I'm
> using read only zfs clones for that now.

Interesting.  I do have certain ZFSes null-mounted into a jail.  I
wonder if that's a common factor?

	Cheers,

	Matthew

-- 
Dr Matthew J Seaman MA, D.Phil.
PGP: http://www.infracaninophile.co.uk/pgpkey


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