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Date:      Fri, 20 Mar 2020 11:51:18 -0700
From:      George Hartzell <hartzell@alerce.com>
To:        Miroslav Lachman <000.fbsd@quip.cz>
Cc:        freebsd-ports <freebsd-ports@freebsd.org>
Subject:   Re: Poudriere error: cannot rollback ..., there is a snapshot ... more recent ....
Message-ID:  <24181.4262.763617.630019@alice.local>
In-Reply-To: <22c32ebe-4a17-64c0-e676-2eaab48527b0@quip.cz>
References:  <24180.63928.226844.296582@alice.local> <22c32ebe-4a17-64c0-e676-2eaab48527b0@quip.cz>

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Miroslav Lachman writes:
 > [...]
 > Any possibility that you have some kind of automatic snapshoting utility 
 > run from crontab recursively on filesystem where poudriere have builder 
 > jails mounted?
 > 
 > I saw this error when I setup zfsnap in crontab with resursive snapshot 
 > of /vol0 (each 5 minutes) and my poudriere is in /vol0/poudriere.
 > 
 > The workaround was to not create recursive snapshots on /vol0 but on 
 > each /vol0 sub-filesystem except /vol0/poudriere.
 > 
 > I don't know it this is your problem too.

That's quite likely, sanoid's snapshot-ing regularly.

Doing the sub-filesystems might be a pain in the butt, might be easier
to stick the builds somewhere else.

Or perhaps even just pause the snapshot-ing while I'm rebuilding.

GREAT LEAD.  Thanks!

g.



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