Sounds like you think my best bet is to re-roll my filesystem instead of
attempt to repair it. Is that right?

I have snapshots which are based on each other as a backup of a remote
machine by date. By sending these snapshots to a new filesystem, will I
be able to have them still be incremental and save space?

On Sat, Jan 2, 2016, at 09:32 PM, Chris Murphy wrote:
> On Sat, Jan 2, 2016 at 1:15 PM, Chris Murphy <li...@colorremedies.com>
> wrote:
> > On Sat, Jan 2, 2016 at 12:58 PM, Rasmus Abrahamsen <bt...@rasmusa.net> 
> > wrote:
> >> What do you recommend I do? Everything is redundant across disks.
> >> Perhaps I can disconnect the one you mentioned and delete missing.
> >
> > No, please stop trying new things like throwing spaghetti at a wall.
> > The file system is not healthy or it wouldn't behave the way it is. If
> > you have a current backup, and want to keep playing to see how bad
> > it'll get, then keep proceeding.
> >
> > But if you have any important data on this volume that you don't have
> > a current backup for, then you need to make as few changes as
> > possible. Don't delete devices. Don't run btrfsck. Don't scrub. Don't
> > balance. Just try to get it mounted first, and then btrfs send, rsync,
> > or cp the data you need off the volume onto a new volume.
> 
> That means try a normal mount with no mount options first. If that
> doesn't work then try:
> 
> -o recovery
> -o ro,recovery
> -o ro,recovery,degraded
> 
> If you can get it rw mounted, then you maybe can make ro snapshots
> that you can send/receive to a new Btrfs file system. Or rsync -a or
> cp -a to a new other file system.
> 
> If you can't get it rw mounted, and don't already have ro snapshots of
> the things you want, then you'll have to use rsync or cp.
> 
> 
> -- 
> Chris Murphy
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