On Sun, Jan 04, 2015 at 01:45:41AM -0700, Chris Murphy wrote:
> On Sat, Jan 3, 2015 at 10:40 PM, Dyweni - BTRFS <Y4BwxfPC4k5h@xxxxxxxxxx> wrote:
> > Hi All,
> >
> > Can BTRFS ignore bad blocks as they are discovered?
> >
> > I want to try BTRFS on some older drives, but they all have a few bad
> > blocks.
>
> Not currently, and I don't see it in the project ideas list. Right now
> on Btrfs you will just get write errors, but I'm uncertain if it just
> tries a new sector and continues on (indirectly not use the bad sector
> but also not keeping track of it either)? The unreliable disk features
> are still project ideas.
badblocks are a thing of the past, as you hinted drives automatically
remap badblocks so that the filesystem doesn't have to deal with them.
If you have a questionable drive, you can indeed simply dd 0's over it
before you use it with btrfs.
Marc
--
"A mouse is a device used to point at the xterm you want to type in" - A.S.R.
Microsoft is to operating systems ....
.... what McDonalds is to gourmet cooking
Home page: http://marc.merlins.org/ | PGP 1024R/763BE901
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