On Mon, 6 Apr 2015 22:14:56 -0700 "Jonathan Harker (Jesusaurus)" <jesusaurus@xxxxxxxxxxxxxxxxx> wrote: > On Mon, Apr 6, 2015 at 6:50 PM, NeilBrown <neilb@xxxxxxx> wrote: > > On Tue, 7 Apr 2015 09:46:08 +1000 NeilBrown <neilb@xxxxxxx> wrote: > > > >> On Fri, 3 Apr 2015 19:22:15 -0700 "Jonathan Harker (Jesusaurus)" > >> <jesusaurus@xxxxxxxxxxxxxxxxx> wrote: > >> > >> > > >> > Third, is it possible to resume the reshape? If not, can it be reverted? > >> > > >> > >> I'll have to get back to you on that. Hopefully you can be patient a little > >> longer. > >> > >> NeilBrown > >> > > Thanks for taking the time to look into this. I've managed to be > patient with the problem for about a week now (I was cautiously poking > and prodding the array for a few days before reaching out to this > list) so I think I can manage a little more patience. > > >> > > > > Hi again Jonathan, > > please report what version of mdadm and of Linux that you are running. > > My mdadm version is "mdadm - v3.3.1 - 5th June 2014" and my linux > version (according to `uname -r`) is 3.16.2-3. > > > > > Also is there any chance that you tried > > mdadm --assemble .... --update=revert-reshape > > ?? > > And if you did, why didn't you say so :-) > > During those first couple days I tried a couple assemble and > incremental commands to try to get the reshape to restart, though I > don't remember exactly what they were. It's possible I tried something > as scary and irreversible as --update=revert-reshape in some desperate > haze, so let's assume I did, but I was trying hard to avoid any advice > that included --force in the command. Try: mdadm -S /dev/md124 mdadm -A /dev/md124 --update=revert-reshape /dev/md/alpha /dev/md/beta mdadm -S /dev/md124 mdadm -A /dev/md124 -vvv /dev/md/alpha /dev/md/beta /dev/md/gamma What does that report? NeilBrown
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