Date: Thu, 23 Nov 2023 15:01:19 -0500 From: mike tancsa <mike@sentex.net> To: Julien Cigar <julien@perdition.city>, infoomatic <infoomatic@gmx.at> Cc: questions@freebsd.org Subject: Re: OpenZFS 2.2 -> 2.2.1 Block Cloning Bug Data Corruption Message-ID: <35b0d223-6b92-4c3e-9331-e356e6977bb0@sentex.net> In-Reply-To: <hn7mmi5kthzuoohneh3rmz2zxb6gsku7zkkptmnornafygfejc@563asdybzgxo> References: <CAFYkXjkb0P71=kDfG_TFz_hi4BbmMWGm5tcWG0Y-5fVCSnEeLw@mail.gmail.com> <iib7hdv4ihdwha6pkp6vkcaqxo2p5zsipzhzdrdvar6jkoma7g@4iz2zprub56t> <86c822d2-751a-43b6-a8ee-068429b5bc24@gmx.at> <hn7mmi5kthzuoohneh3rmz2zxb6gsku7zkkptmnornafygfejc@563asdybzgxo>
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On 11/23/2023 8:36 AM, Julien Cigar wrote: > On Thu, Nov 23, 2023 at 01:07:33PM +0100, infoomatic wrote: >> On 23.11.23 12:05, Julien Cigar wrote: >>> On Thu, Nov 23, 2023 at 02:20:49AM +0100, Tomek CEDRO wrote: >>>> https://www.phoronix.com/news/OpenZFS-2.2.1-Released >>> Fortunately block cloning is disabled by default on 14.0-RELEASE, >>> (see vfs.zfs.bclone_enabled) >>> >> I would not be too sure about that, see [1]. It seems just that with >> this option disabled it is much harder to hit the bug. >> >> [1] https://github.com/openzfs/zfs/issues/15526#issuecomment-1823857131 > Ah, thanks for the link..! I hope an EN will be published ASAP then, it > looks a serious issue.. Am I right in reading sudo sysctl -w vfs.zfs.dmu_offset_next_sync=0 to work around the issue for now ? ---Mike
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