Hi,
I've been looking at Btrfs and have a couple of naive questions that don't
seem to be answered on the wiki or in the articles I've read on the
filesystem.
First: discovering a file's checksum value.
Here's the scenario: software is writing some data as a fresh file. This
software happen
Hi Hubert,
On Thursday 27 May 2010 16:56:00 Hubert Kario wrote:
> > Would [obtaining file checksum] be possible (without an awful lot
> > of work)?
>
> [Calculating checksum in-memory] won't detect in-memory corruption
> though, but if you want to be resilant to this, you should be looking at
>
Hi Chris,
On Thursday 27 May 2010 18:00:44 Chris Mason wrote:
> I'd suggest that you look at T10 DIF and DIX, which are targeted at
> exactly this kind of thing. We're looking at integrating dif/dix into
> btrfs at some point.
I've been keeping half-an-eye on T10's work in ensuring end-to-end in
Hi Mike,
On Monday 31 May 2010 22:33:23 Mike Fedyk wrote:
> On Mon, May 31, 2010 at 11:06 AM, Paul Millar wrote:
> > [...] My concern is that, if the server-software doesn't push the
> > client-provided checksum then the FS checksum (plus T-10 DIF/DIX) would
> > not pr
On Tuesday 01 June 2010 15:39:52 Martin K. Petersen wrote:
> >>>>> "Paul" == Paul Millar writes:
> Paul> My concern is that, if the server-software doesn't push the
> Paul> client-provided checksum then the FS checksum (plus T-10 DIF/DIX)
> Paul&