Date: Wed, 20 Mar 2019 08:49:26 +1100 From: Michelle Sullivan <michelle@sorbs.net> To: Xin LI <delphij@gmail.com> Cc: "freebsd-fs@freebsd.org" <freebsd-fs@freebsd.org> Subject: Re: zfs corruption (again) due to interupted resilver and power faults. Message-ID: <21433606-416E-4BB9-9D17-01339F53E3B4@sorbs.net> In-Reply-To: <CAGMYy3ufghESzidxz0ss%2BYtGmL0dvK6t6Sct%2BghX%2BjNCpJi4sw@mail.gmail.com> References: <fdfbf579-db87-a173-5fc1-1364bf091ca2@sorbs.net> <CAGMYy3ufghESzidxz0ss%2BYtGmL0dvK6t6Sct%2BghX%2BjNCpJi4sw@mail.gmail.com>
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Trying now thanks (and no I hadn=E2=80=99t - wasn=E2=80=99t aware of the sys= ctl) Michelle Sullivan http://www.mhix.org/ Sent from my iPad > On 20 Mar 2019, at 05:21, Xin LI <delphij@gmail.com> wrote: >=20 > 0x7a is 122, which is ECKSUM, it seems that your space map is corrupt. >=20 > Have you tried importing with vfs.zfs.recover=3D1 set in loader and import= the pool with -o readonly? >=20 > Cheers, >=20 >> On Tue, Mar 19, 2019 at 6:15 AM Michelle Sullivan <michelle@sorbs.net> wr= ote: >> So lost my pool again... this time looks more hopeless, but for simpler=20= >> reasons. >>=20 >> Basically a significant power issue occurred whilst in a resilver=20 >> process which I am lucky no-one was killed - though if I find the idiot=20= >> there is still time... >>=20 >> anyhoo, to the issue at hand... >>=20 >> FreeBSD 12 (memstick boot) >>=20 >> Can't import the pool 'storage' >>=20 >> All devices are now online (one wasn't but that issue has been resolved=20= >> by byte copying the drive to a new drive and inserting) >>=20 >> Its a zraid2 set... only the one drive had failed and was in the middle=20= >> of the resilver when the power issue occurred. >>=20 >> Pool refuses to import (even with -FfX) >>=20 >> zdb reports 4 metdata errors and no (zero) data errors... see:=20 >> http://flashback.sorbs.net/packages/zfs/image4.jpeg >>=20 >> 'zdb -bcd' asserts out in space_map_load (123 of 163) see:=20 >> http://flashback.sorbs.net/packages/zfs/image5.jpeg >>=20 >> Thoughts on how I might recover this? >>=20 >> (Really need to as was in the middle of blowing away the original=20 >> (backup) server for a rebuild and new backup.. so I have quite literally=20= >> no backups, and every photo I have taken are in that zvol on the pool -=20= >> there should be no reason why it's corrupt as with the exception of the=20= >> resilver - there was no active writing to the pool.) >>=20 >> Yours hopefully, >>=20 >> Michelle >>=20 >> --=20 >> Michelle Sullivan >> http://www.mhix.org/ >>=20 >> _______________________________________________ >> freebsd-fs@freebsd.org mailing list >> https://lists.freebsd.org/mailman/listinfo/freebsd-fs >> To unsubscribe, send any mail to "freebsd-fs-unsubscribe@freebsd.org"
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