Date: Mon, 24 Aug 2020 19:49:36 +0200 From: Michael Gmelin <freebsd@grem.de> To: Shawn Webb <shawn.webb@hardenedbsd.org> Cc: freebsd-current@freebsd.org Subject: Re: Length of ZFS volume names Message-ID: <B7140C85-0D06-490F-864A-CA1428F336C0@grem.de> In-Reply-To: <20200824151916.rigl2ov6wp25mj5i@mutt-hbsd> References: <20200824151916.rigl2ov6wp25mj5i@mutt-hbsd>
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> On 24. Aug 2020, at 17:20, Shawn Webb <shawn.webb@hardenedbsd.org> wrote: >=20 > =EF=BB=BFHey FreeBSD peeps, >=20 > The zfs(8) manpage says that the maximum length of a dataset name is > MAXNAMELEN (256 bytes). I've created a ZFS volume that has a dataset > name length of 62. I don't see the ZFS volume in /dev/zvol and I > noticed this sanitized error in dmesg: >=20 > Aug 24 11:07:24 bh-build-01 kernel: [2395] ZFS WARNING: Unable to create Z= VOL tank/bhyve/productname/dev/users/username/username-shortened_productname= -dev-01/disk-01 (error=3D63). >=20 > So I'm left wondering, does devfs have a smaller limit than ZFS for > node paths? >=20 Might be related: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D238112= > Thanks, >=20 > --=20 > Shawn Webb > Cofounder / Security Engineer > HardenedBSD >=20 > GPG Key ID: 0xFF2E67A277F8E1FA > GPG Key Fingerprint: D206 BB45 15E0 9C49 0CF9 3633 C85B 0AF8 AB23 0FB2 > https://git-01.md.hardenedbsd.org/HardenedBSD/pubkeys/src/branch/master/Sh= awn_Webb/03A4CBEBB82EA5A67D9F3853FF2E67A277F8E1FA.pub.asc
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