Date: Sun, 6 Oct 2019 23:25:10 +0200 From: Paul Mather <paul@gromit.dlib.vt.edu> To: Andriy Gapon <avg@FreeBSD.org> Cc: freebsd-stable@FreeBSD.org Subject: Re: ZFS with 32-bit, non-x86 kernel Message-ID: <C4C67028-A331-4D16-B362-B04EC023281E@gromit.dlib.vt.edu> In-Reply-To: <bdfecbf4-00c6-e104-4090-c1013bac5a7f@FreeBSD.org> References: <bdfecbf4-00c6-e104-4090-c1013bac5a7f@FreeBSD.org>
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On Oct 4, 2019, at 4:05 PM, Andriy Gapon <avg@FreeBSD.org> wrote: > Does anyone use ZFS with a 32-bit kernel, that is also not i386 ? > If you do, could you please let me know? Along with uname -rmp = output. > Thank you! I am using a Root-on-ZFS setup on a FreeBSD/arm 12-STABLE Raspberry Pi 2 = system (as well as on arm64 on a Raspberry Pi 3): # uname -rmp 12.1-STABLE arm armv7 It has two ZFS pools, one of which I use as a destination for various = local backups: # zpool list NAME SIZE ALLOC FREE CKPOINT EXPANDSZ FRAG CAP DEDUP = HEALTH ALTROOT data 3.62T 778G 2.86T - - 0% 20% 1.00x = ONLINE - sys 7.50G 460M 7.05G - - 5% 5% 1.00x = ONLINE - I have vfs.zfs.arc_max=3D"384M" set in /boot/loader.conf. The Pi 2 has = 1 GB RAM. The system has worked very well so far---it seems more stable than the = UFS-based system it started out life as. I converted it using the = writeup that Bernd Walter posted to freebsd-arm back in late February, = 2019: = https://lists.freebsd.org/pipermail/freebsd-arm/2019-February/019455.html Scrubbing the "data" pool takes quite a while, though. The last one = (completed on 2019-09-23) took 12 days 18:26:31. :-) Cheers, Paul.=
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