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Date: Mon, 1 Jan 2024 14:27:17 +0100
From: Kurt Jaeger <pi@freebsd.org>
To: John Kennedy <warlock@phouka.net>
Cc: freebsd-current@freebsd.org
Subject: Re: ZFS problems since recently ?
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Hi!

> On Mon, Jan 01, 2024 at 06:43:58AM +0100, Kurt Jaeger wrote:
> > markj@ pointed me in
> > https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=276039
> > to
> > https://github.com/openzfs/zfs/pull/15719 
> > 
> > So it will probably be fixed sooner or later.
> > 
> > The other ZFS crashes I've seen are still an issue.
> 
>   My poudriere build did eventually fail as well:
> 	...
> 	[05:40:24] [01] [00:17:20] Finished devel/gdb@py39 | gdb-13.2_1: Success
> 	[05:40:24] Stopping 2 builders
> 	panic: VERIFY(BP_GET_DEDUP(bp)) failed

That's one of the panic messages I had as well.

See

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=276051

for additional crashes and dumps.

>   I didn't tweak this system off defaults for block-cloning.  I haven't been following
> that issue 100%.

Do you have

vfs.zfs.dmu_offset_next_sync=0

?

-- 
pi@FreeBSD.org         +49 171 3101372                  Now what ?