Re: btrfs and ECC RAM

Fajar A. Nugraha
2014-01-20T15:55:34Z

On Mon, Jan 20, 2014 at 10:13 AM, Austin S Hemmelgarn
<ahferroin7@gmail.com> wrote:
>
> AFAIK, ZFS does background data scrubbing without user intervention

No, it doesn't.

> BTRFS however works differently, it only scrubs data when you tell it
> to. If it encounters a checksum or read error on a data block, it
> first tries to find another copy of that block elsewhere (usually on
> another disk), if it still sees a wrong checksum there, or gets
> another read error, or can't find another copy, then it returns a read
> error to userspace,

zfs does the same thing.

--
Fajar