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From: Volker Armin Hemmann <volkerarmin@googlemail.com>
To: gentoo-user@lists.gentoo.org
Cc: walt <w41ter@gmail.com>
Subject: Re: [gentoo-user] Re: OT: Fighting bit rot
Date: Wed, 09 Jan 2013 19:57:28 +0100
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Am Mittwoch, 9. Januar 2013, 07:17:25 schrieb walt:
> On 01/08/2013 08:40 PM, Volker Armin Hemmann wrote:
> > Am Dienstag, 8. Januar 2013, 19:11:19 schrieb James:
> >> Volker Armin Hemmann <volkerarmin <at> googlemail.com> writes:
> >>
> >> Comments/guidance on ZFS vs BTFRS are welcome. I never used ZFS; googling
> >> suggests lots of disdain for ZFS ? Maybe someone knows a good article
> >> or wiki discussion where the various merits of the currently available
> >> file
> >> systems are presented?
> >
> > does btrfs support raid levels others than 1?
> >
> > zfs does. Is freaking easy to set up and to use. Can handle swap files and
> > supports dedup.
> > is not linux-only.
>
> Are you using the gentoo zfs and zfs-kmod packages to get zfs support?
yes.
> Are
> they ready for prime time?
they work for me. I don't use latest-and-greatest kernels and I use vanilla
kernel.org sources.
zpool status
pool: zfstank
state: ONLINE
status: One or more devices has experienced an error resulting in data
corruption. Applications may be affected.
action: Restore the file in question if possible. Otherwise restore the
entire pool from backup.
see: http://zfsonlinux.org/msg/ZFS-8000-8A
scan: scrub repaired 0 in 3h23m with 9 errors on Sat Jan 5 05:47:34 2013
config:
NAME STATE READ WRITE
CKSUM
zfstank ONLINE 0 0
0
raidz1-0 ONLINE 0 0
0
ata-Hitachi_HDS5C3020ALA632_ML4230FA17X6EK ONLINE 0 0
0
ata-Hitachi_HDS5C3020ALA632_ML4230FA17X6HK ONLINE 0 0
0
ata-Hitachi_HDS5C3020ALA632_ML4230FA17X7YK ONLINE 0 0
0
errors: 9 data errors, use '-v' for a list
those errors were caused by a memory glitch (and are video files... so... I
don't even care about them - also they are still on two different backup
media...), But zfs caught these errors. ext4? I really doubt it.
--
#163933