Date: Fri, 1 May 2020 17:20:00 -0700 From: Matthew Macy <mmacy@freebsd.org> To: Graham Perrin <grahamperrin@gmail.com> Cc: freebsd-current <freebsd-current@freebsd.org> Subject: Re: vfs.zfs.min_auto_ashift and OpenZFS Message-ID: <CAPrugNpXXPjdoLsszZwwkpooDrt44gfguJfvK4qQWEUSD7%2BhZg@mail.gmail.com> In-Reply-To: <9592fb23-ef97-f0a2-5968-f10ae404e761@gmail.com> References: <9592fb23-ef97-f0a2-5968-f10ae404e761@gmail.com>
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OpenZFS doesn't have the same ashift optimization logic that FreeBSD has. It's something that needs to be resolved before the code can be integrated downstream. -M On Fri, May 1, 2020 at 11:04 AM Graham Perrin <grahamperrin@gmail.com> wrot= e: > > In my sysctl.conf: > > vfs.zfs.min_auto_ashift=3D12 > > =E2=80=93 if I recall correctly, the line was written automatically when = I > installed FreeBSD-CURRENT a year or so ago. > > With OpenZFS enabled: > > root@momh167-gjp4-8570p:~ # sysctl vfs.zfs.min_auto_ashift > sysctl: unknown oid 'vfs.zfs.min_auto_ashift' > > Should I have a different line in sysctl.conf, or is > vfs.zfs.min_auto_ashift not required with OpenZFS? > > Hardware: HP EliteBook 8570p, circa 2013 > <https://web.archive.org/web/20150906211950/http://www8.hp.com:80/h20195/= v2/GetPDF.aspx/c04163744.pdf> > > _______________________________________________ > freebsd-current@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org= "
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